[draft] more formatting tests by iisaduan · Pull Request #2944 · microsoft/typescript-go

iisaduan · 2026-03-01T21:59:02Z

using this pr for testing the testing pipelines

…ipt-go into more-formatting

iisaduan · 2026-03-05T00:24:03Z

iisaduan · 2026-03-05T00:25:20Z

typescript-bot · 2026-03-05T00:25:24Z

Hey @iisaduan, this PR is in an unmergable state, so is missing a merge commit to run against; please resolve conflicts and try again.

…o more-formatting

iisaduan · 2026-03-05T01:17:26Z

@typescript-bot test top100

typescript-bot · 2026-03-05T01:17:30Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`test top100`	❌ Error: `Error: Could not queue the build because there were validation errors or warnings.`

…o more-formatting

iisaduan · 2026-03-09T21:49:19Z

@typescript-bot test top100

typescript-bot · 2026-03-09T21:49:24Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`test top100`	❌ Error: `Error: Could not queue the build because there were validation errors or warnings.`

typescript-bot · 2026-03-19T21:21:01Z

@@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-19T22:57:46Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-20T19:08:13Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-23T21:27:40Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-23T22:19:51Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-28T20:58:21Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-30T06:45:03Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,784 (± 0.01%)}	_{81,783 (± 0.01%)}	_~	_81,774	_81,789	_{p=0.739 n=6}
_Types	_98,420	_98,420	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{176,655k (± 0.02%)}	_{176,651k (± 0.03%)}	_~	_176,551k	_176,693k	_{p=0.872 n=6}
_{Parse Time}	_{0.201s (± 2.65%)}	_{0.205s (± 1.37%)}	_~	_0.199s	_0.206s	_{p=0.198 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{2.949s (± 3.75%)}	_{2.920s (± 1.07%)}	_~	_2.894s	_2.971s	_{p=0.575 n=6}
_{Total Time}	_{3.151s (± 3.36%)}	_{3.125s (± 1.04%)}	_~	_3.094s	_3.177s	_{p=0.810 n=6}
_{angular-1 - native}
_Errors	₁	₁	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{885,319 (± 0.02%)}	_{885,309 (± 0.01%)}	_~	_885,111	_885,444	_{p=0.810 n=6}
_Types	_{261,875 (± 0.00%)}	_261,875	_~	_~	_~	_{p=0.405 n=6}
_{Memory used}	_{850,507k (± 0.07%)}	_{851,872k (± 0.20%)}	_~	_849,649k	_853,777k	_{p=0.173 n=6}
_{Parse Time}	_{1.910s (± 2.28%)}	_{1.910s (± 5.15%)}	_~	_1.769s	_1.986s	_{p=0.575 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{11.200s (± 1.65%)}	_{11.306s (± 3.17%)}	_~	_10.780s	_11.629s	_{p=0.378 n=6}
_{Total Time}	_{13.185s (± 1.72%)}	_{13.289s (± 3.44%)}	_~	_12.622s	_13.691s	_{p=0.378 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_3,548,214	_{3,551,308 (± 0.14%)}	_~	_3,548,214	_3,560,156	_{p=0.176 n=6}
_Types	_1,436,675	_{1,436,674 (± 0.00%)}	_~	_1,436,668	_1,436,675	_{p=0.405 n=6}
_{Memory used}	_{4,437,686k (± 0.03%)}	_{4,438,882k (± 0.10%)}	_~	_4,432,590k	_4,445,052k	_{p=0.575 n=6}
_{Parse Time}	_{13.132s (± 8.62%)}	_{12.329s (± 7.27%)}	_~	_11.071s	_13.519s	_{p=0.173 n=6}
_{Bind Time}	_{0.002s (±18.82%)}	_{0.004s (±74.45%)}	_~	_0.002s	_0.009s	_{p=0.214 n=6}
_{Check Time}	_{61.133s (± 2.19%)}	_{61.590s (± 1.72%)}	_~	_60.180s	_63.214s	_{p=0.810 n=6}
_{Emit Time}	_{0.659s (±58.74%)}	_{0.519s (± 5.08%)}	_~	_0.495s	_0.554s	_{p=0.572 n=6}
_{Total Time}	_{76.162s (± 1.88%)}	_{75.710s (± 1.36%)}	_~	_74.850s	_77.036s	_{p=0.575 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{1,396,625 (± 0.00%)}	_{1,396,615 (± 0.00%)}	_~	_1,396,607	_1,396,634	_{p=0.206 n=6}
_Types	_441,045	_441,045	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{1,828,171k (± 0.31%)}	_{1,826,941k (± 0.36%)}	_~	_1,822,617k	_1,838,145k	_{p=0.810 n=6}
_{Parse Time}	_{1.342s (± 0.50%)}	_{1.344s (± 0.89%)}	_~	_1.332s	_1.361s	_{p=1.000 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{7.820s (± 0.59%)}	_{7.830s (± 1.12%)}	_~	_7.759s	_8.001s	_{p=1.000 n=6}
_{Emit Time}	_{0.778s (±12.46%)}	_{0.753s (± 6.19%)}	_~	_0.670s	_0.799s	_{p=0.689 n=6}
_{Total Time}	_{110.417s (± 0.27%)}	_{110.266s (± 0.53%)}	_~	_109.604s	_111.240s	_{p=0.298 n=6}
_{self-build-src-public-api - native}
_Errors	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Symbols	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Types	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Memory used}	_0k	_0k	_~	_~	_~	_{p=NaN n=0}
_{Parse Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Emit Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Total Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_198,697	_198,697	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{337,558k (± 0.01%)}	_{337,603k (± 0.04%)}	_~	_337,459k	_337,757k	_{p=0.378 n=6}
_{Parse Time}	_{0.508s (± 5.23%)}	_{0.502s (± 5.30%)}	_~	_0.472s	_0.531s	_{p=0.810 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{3.554s (± 4.42%)}	_{3.494s (± 5.51%)}	_~	_3.267s	_3.677s	_{p=0.689 n=6}
_{Emit Time}	_{0.180s (± 3.43%)}	_{0.184s (± 6.98%)}	_~	_0.172s	_0.205s	_{p=0.747 n=6}
_{Total Time}	_{4.411s (± 2.67%)}	_{4.375s (± 3.08%)}	_~	_4.225s	_4.510s	_{p=0.689 n=6}
_{ts-pre-modules - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{102,626k (± 0.03%)}	_{102,641k (± 0.02%)}	_~	_102,620k	_102,662k	_{p=0.170 n=6}
_{Parse Time}	_{0.418s (± 5.91%)}	_{0.440s (± 5.43%)}	_~	_0.395s	_0.461s	_{p=0.170 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.418s (± 5.89%)}	_{0.441s (± 5.41%)}	_~	_0.396s	_0.462s	_{p=0.121 n=6}
_{vscode - native}
_Errors	₁₈₈	₁₈₈	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{5,952,645 (± 0.01%)}	_{5,952,642 (± 0.01%)}	_~	_5,952,127	_5,952,896	_{p=0.873 n=6}
_Types	_{2,248,939 (± 0.00%)}	_{2,248,936 (± 0.00%)}	_~	_2,248,936	_2,248,937	_{p=0.086 n=6}
_{Memory used}	_{4,178,296k (± 0.03%)}	_{4,177,290k (± 0.04%)}	_~	_4,175,411k	_4,180,676k	_{p=0.230 n=6}
_{Parse Time}	_{4.794s (± 4.79%)}	_{4.886s (± 4.72%)}	_~	_4.639s	_5.233s	_{p=0.810 n=6}
_{Bind Time}	_{1.734s (±23.05%)}	_{1.357s (±34.98%)}	_~	_0.963s	_1.945s	_{p=0.336 n=6}
_{Check Time}	_{32.367s (± 6.93%)}	_{34.274s (± 5.70%)}	_~	_31.963s	_36.696s	_{p=0.173 n=6}
_{Emit Time}	_{10.879s (±17.90%)}	_{9.522s (± 8.61%)}	_~	_8.854s	_10.667s	_{p=0.230 n=6}
_{Total Time}	_{50.027s (± 2.23%)}	_{50.285s (± 2.56%)}	_~	_49.231s	_52.575s	_{p=0.689 n=6}
_{webpack - native}
_Errors	_1,145	_1,145	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{692,064 (± 0.00%)}	_{692,054 (± 0.00%)}	_~	_692,016	_692,076	_{p=0.519 n=6}
_Types	_327,023	_327,023	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{559,431k (± 0.03%)}	_{559,547k (± 0.02%)}	_~	_559,418k	_559,687k	_{p=0.173 n=6}
_{Parse Time}	_{0.914s (± 3.40%)}	_{0.867s (± 4.22%)}	_{🟩-0.048s (- 5.21%)}	_0.829s	_0.915s	_{p=0.045 n=6}
_{Bind Time}	_{0.182s (±18.19%)}	_{0.278s (±25.81%)}	_{🔻+0.096s (+52.70%)}	_0.157s	_0.354s	_{p=0.030 n=6}
_{Check Time}	_{4.488s (± 5.44%)}	_{4.124s (± 5.88%)}	_{🟩-0.364s (- 8.11%)}	_3.901s	_4.578s	_{p=0.045 n=6}
_{Emit Time}	_{0.006s (±22.76%)}	_{0.007s (±65.65%)}	_~	_0.005s	_0.016s	_{p=0.491 n=6}
_{Total Time}	_{5.667s (± 4.01%)}	_{5.349s (± 3.63%)}	_{🟩-0.319s (- 5.62%)}	_5.155s	_5.702s	_{p=0.045 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_999,001	_999,001	_~	_~	_~	_{p=1.000 n=6}
_Types	_349,431	_349,431	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{617,615k (± 0.01%)}	_{617,549k (± 0.01%)}	_~	_617,479k	_617,676k	_{p=0.173 n=6}
_{Parse Time}	_{0.844s (± 3.32%)}	_{0.833s (± 2.11%)}	_~	_0.808s	_0.855s	_{p=0.518 n=6}
_{Bind Time}	_{0.302s (±22.46%)}	_{0.323s (±17.74%)}	_~	_0.220s	_0.371s	_{p=0.575 n=6}
_{Check Time}	_{4.319s (± 5.32%)}	_{4.258s (± 4.70%)}	_~	_4.139s	_4.632s	_{p=1.000 n=6}
_{Emit Time}	_0.002s	_{0.004s (±117.03%)}	_~	_0.002s	_0.013s	_{p=0.405 n=6}
_{Total Time}	_{5.495s (± 3.45%)}	_{5.444s (± 2.85%)}	_~	_5.347s	_5.731s	_{p=0.936 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-build-src-public-api - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_{20ms (±21.43%)}	_{19ms (± 2.13%)}	_~	_19ms	_20ms	_{p=0.924 n=6}
_{Req 2 - geterr}	_{937ms (± 0.45%)}	_{949ms (± 2.64%)}	_~	_936ms	_1,000ms	_{p=0.139 n=6}
_{Req 3 - references}	_{78ms (±26.77%)}	_{82ms (±26.27%)}	_~	_38ms	_92ms	_{p=0.261 n=6}
_{Req 4 - navto}	_{17ms (± 3.32%)}	_{17ms (± 2.42%)}	_~	_16ms	_17ms	_{p=0.282 n=6}
_{Req 5 - completionInfo count}	_1,357	_1,357	_~	_~	_~	_{p=1.000 n=6}
_{Req 5 - completionInfo}	_{13ms (± 4.38%)}	_{13ms (± 4.38%)}	_~	_12ms	_13ms	_{p=1.000 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_{19ms (±18.80%)}	_{19ms (±28.82%)}	_~	_13ms	_29ms	_{p=0.744 n=6}
_{Req 2 - geterr}	_{424ms (± 1.89%)}	_{428ms (± 1.23%)}	_~	_422ms	_437ms	_{p=0.629 n=6}
_{Req 3 - references}	_{49ms (±28.01%)}	_{45ms (± 3.69%)}	_~	_43ms	_46ms	_{p=0.652 n=6}
_{Req 4 - navto}	_{18ms (± 2.92%)}	_{18ms (± 2.29%)}	_~	_17ms	_18ms	_{p=0.595 n=6}
_{Req 5 - completionInfo count}	_1,519	_1,519	_~	_~	_~	_{p=1.000 n=6}
_{Req 5 - completionInfo}	_{15ms (± 5.56%)}	_15ms	_~	_~	_~	_{p=0.405 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{tsc-startup - native}
_{Execution time}	_{0.03ms (±514.58%)}	_{0.03ms (±514.45%)}	_{🟩-0.00ms (- 5.58%)}	_0.00ms	_2.94ms	_{p=0.002 n=600}
_{tsserver-startup - native}
_{Execution time}	_{0.04ms (±514.92%)}	_{0.05ms (±514.64%)}	_{🔻+0.01ms (+13.94%)}	_0.00ms	_4.72ms	_{p=0.000 n=600}
_{tsserverlibrary-startup - native}
_{Execution time}	_{0.04ms (±514.94%)}	_{0.04ms (±515.06%)}	_{+0.00ms (+ 1.29%)}	_0.00ms	_4.24ms	_{p=0.004 n=600}
_{typescript-startup - native}
_{Execution time}	_{0.04ms (±514.70%)}	_{0.04ms (±515.94%)}	_~	_0.00ms	_4.84ms	_{p=0.743 n=600}

System info unknown

Hosts

native

Scenarios

tsc-startup - native
tsserver-startup - native
tsserverlibrary-startup - native
typescript-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-03-30T06:49:45Z

@iisaduan, the perf run you requested failed. You can check the log here.

iisaduan · 2026-03-30T22:36:47Z

@typescript-bot test top100

typescript-bot · 2026-03-30T22:36:52Z

Hey @iisaduan, this PR is in an unmergable state, so is missing a merge commit to run against; please resolve conflicts and try again.

…o more-formatting

iisaduan · 2026-03-30T22:47:56Z

@typescript-bot test top100

typescript-bot · 2026-03-30T22:48:00Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`test top100`	❌ Error: `Error: Could not queue the build because there were validation errors or warnings.`

typescript-bot · 2026-03-30T23:07:57Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,784 (± 0.01%)}	_{81,785 (± 0.01%)}	_~	_81,781	_81,789	_{p=0.935 n=6}
_Types	_98,420	_98,420	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{176,751k (± 0.07%)}	_{176,722k (± 0.04%)}	_~	_176,638k	_176,825k	_{p=0.810 n=6}
_{Parse Time}	_{0.199s (± 2.88%)}	_{0.206s (± 0.20%)}	_~	_0.205s	_0.206s	_{p=0.060 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{2.945s (± 3.16%)}	_{2.898s (± 0.75%)}	_~	_2.878s	_2.938s	_{p=0.298 n=6}
_{Total Time}	_{3.145s (± 2.86%)}	_{3.105s (± 0.70%)}	_~	_3.084s	_3.144s	_{p=0.423 n=6}
_{angular-1 - native}
_Errors	₁	₁	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{884,992 (± 0.08%)}	_{884,639 (± 0.18%)}	_~	_881,447	_885,380	_{p=1.000 n=6}
_Types	_{261,875 (± 0.00%)}	_{261,876 (± 0.00%)}	_~	_261,875	_261,877	_{p=0.595 n=6}
_{Memory used}	_{851,235k (± 0.19%)}	_{850,889k (± 0.13%)}	_~	_849,338k	_852,896k	_{p=0.471 n=6}
_{Parse Time}	_{1.912s (± 3.65%)}	_{1.939s (± 2.48%)}	_~	_1.891s	_2.004s	_{p=0.575 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{11.211s (± 2.19%)}	_{11.363s (± 1.64%)}	_~	_11.144s	_11.642s	_{p=0.378 n=6}
_{Total Time}	_{13.196s (± 2.38%)}	_{13.377s (± 1.73%)}	_~	_13.118s	_13.711s	_{p=0.471 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{3,549,296 (± 0.08%)}	_{3,548,196 (± 0.00%)}	_~	_3,548,195	_3,548,196	_{p=0.218 n=6}
_Types	_1,436,665	_1,436,665	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{4,441,829k (± 0.08%)}	_{4,438,542k (± 0.06%)}	_~	_4,434,437k	_4,442,542k	_{p=0.128 n=6}
_{Parse Time}	_{12.959s (± 5.44%)}	_{12.977s (± 5.76%)}	_~	_11.778s	_13.637s	_{p=0.936 n=6}
_{Bind Time}	_{0.003s (±64.39%)}	_{0.003s (±45.37%)}	_~	_0.002s	_0.005s	_{p=0.924 n=6}
_{Check Time}	_{61.982s (± 2.03%)}	_{60.886s (± 1.67%)}	_~	_58.974s	_61.944s	_{p=0.173 n=6}
_{Emit Time}	_{0.506s (± 1.37%)}	_{0.633s (±46.90%)}	_~	_0.500s	_1.239s	_{p=1.000 n=6}
_{Total Time}	_{76.758s (± 1.50%)}	_{75.696s (± 1.68%)}	_~	_73.708s	_77.094s	_{p=0.173 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{1,396,617 (± 0.00%)}	_{1,396,612 (± 0.00%)}	_~	_1,396,607	_1,396,629	_{p=0.474 n=6}
_Types	_441,045	_441,045	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{1,832,282k (± 0.29%)}	_{1,828,032k (± 0.40%)}	_~	_1,821,428k	_1,839,620k	_{p=0.230 n=6}
_{Parse Time}	_{1.346s (± 0.47%)}	_{1.346s (± 0.70%)}	_~	_1.334s	_1.359s	_{p=0.936 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{7.866s (± 1.79%)}	_{7.845s (± 1.60%)}	_~	_7.697s	_8.000s	_{p=0.810 n=6}
_{Emit Time}	_{0.743s (±17.75%)}	_{0.764s (±13.54%)}	_~	_0.634s	_0.942s	_{p=1.000 n=6}
_{Total Time}	_{110.850s (± 0.89%)}	_{110.701s (± 1.02%)}	_~	_109.762s	_112.854s	_{p=0.575 n=6}
_{self-build-src-public-api - native}
_Errors	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Symbols	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Types	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Memory used}	_0k	_0k	_~	_~	_~	_{p=NaN n=0}
_{Parse Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Emit Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Total Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_198,697	_198,697	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{337,587k (± 0.03%)}	_{337,522k (± 0.02%)}	_~	_337,410k	_337,614k	_{p=0.230 n=6}
_{Parse Time}	_{0.494s (± 4.48%)}	_{0.517s (± 4.13%)}	_~	_0.474s	_0.530s	_{p=0.092 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{3.441s (± 4.70%)}	_{3.609s (± 3.66%)}	_~	_3.343s	_3.688s	_{p=0.066 n=6}
_{Emit Time}	_{0.194s (±12.09%)}	_{0.180s (± 3.35%)}	_~	_0.172s	_0.186s	_{p=0.092 n=6}
_{Total Time}	_{4.332s (± 2.43%)}	_{4.453s (± 2.29%)}	_~	_4.251s	_4.527s	_{p=0.066 n=6}
_{ts-pre-modules - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{102,647k (± 0.02%)}	_{102,614k (± 0.03%)}	_{-33k (- 0.03%)}	_102,581k	_102,659k	_{p=0.037 n=6}
_{Parse Time}	_{0.419s (± 6.44%)}	_{0.429s (± 6.28%)}	_~	_0.395s	_0.459s	_{p=0.415 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.420s (± 6.40%)}	_{0.429s (± 6.34%)}	_~	_0.395s	_0.460s	_{p=0.806 n=6}
_{vscode - native}
_Errors	₁₈₈	₁₈₈	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{5,952,429 (± 0.01%)}	_{5,952,341 (± 0.01%)}	_~	_5,951,960	_5,952,706	_{p=0.936 n=6}
_Types	_2,250,417	_2,250,417	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{4,177,599k (± 0.02%)}	_{4,177,511k (± 0.03%)}	_~	_4,175,378k	_4,179,704k	_{p=0.689 n=6}
_{Parse Time}	_{5.055s (± 6.90%)}	_{4.997s (± 6.15%)}	_~	_4.631s	_5.364s	_{p=0.810 n=6}
_{Bind Time}	_{1.351s (±31.05%)}	_{1.473s (±30.15%)}	_~	_0.992s	_2.029s	_{p=0.378 n=6}
_{Check Time}	_{33.198s (± 5.73%)}	_{32.792s (± 4.66%)}	_~	_30.358s	_34.976s	_{p=0.936 n=6}
_{Emit Time}	_{11.379s (±19.92%)}	_{11.586s (±21.16%)}	_~	_8.876s	_14.357s	_{p=0.936 n=6}
_{Total Time}	_{51.233s (± 4.08%)}	_{51.103s (± 4.37%)}	_~	_48.806s	_53.960s	_{p=0.810 n=6}
_{webpack - native}
_Errors	_1,145	_1,145	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{692,038 (± 0.00%)}	_{692,058 (± 0.00%)}	_~	_692,022	_692,090	_{p=0.225 n=6}
_Types	_327,025	_327,025	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{559,512k (± 0.01%)}	_{559,539k (± 0.03%)}	_~	_559,224k	_559,684k	_{p=0.471 n=6}
_{Parse Time}	_{0.905s (± 3.49%)}	_{0.900s (± 3.31%)}	_~	_0.861s	_0.944s	_{p=0.810 n=6}
_{Bind Time}	_{0.184s (±33.53%)}	_{0.247s (±30.30%)}	_~	_0.161s	_0.338s	_{p=0.064 n=6}
_{Check Time}	_{4.472s (± 6.88%)}	_{4.203s (± 6.58%)}	_~	_3.938s	_4.609s	_{p=0.173 n=6}
_{Emit Time}	_{0.005s (±12.64%)}	_{0.005s (± 9.95%)}	_~	_0.005s	_0.006s	_{p=0.201 n=6}
_{Total Time}	_{5.634s (± 4.79%)}	_{5.430s (± 4.29%)}	_~	_5.212s	_5.813s	_{p=0.230 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_999,001	_999,001	_~	_~	_~	_{p=1.000 n=6}
_Types	_349,431	_349,431	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{617,549k (± 0.01%)}	_{617,548k (± 0.01%)}	_~	_617,448k	_617,661k	_{p=0.936 n=6}
_{Parse Time}	_{0.827s (± 2.01%)}	_{0.836s (± 3.98%)}	_~	_0.804s	_0.893s	_{p=0.936 n=6}
_{Bind Time}	_{0.344s (± 5.44%)}	_{0.300s (±31.09%)}	_~	_0.162s	_0.368s	_{p=1.000 n=6}
_{Check Time}	_{4.180s (± 1.54%)}	_{4.332s (± 7.00%)}	_~	_4.111s	_4.815s	_{p=1.000 n=6}
_{Emit Time}	_0.002s	_0.002s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{5.380s (± 1.08%)}	_{5.500s (± 4.38%)}	_~	_5.314s	_5.895s	_{p=0.689 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-build-src-public-api - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_{18ms (±16.83%)}	_{18ms (±30.18%)}	_~	_12ms	_28ms	_{p=0.505 n=6}
_{Req 2 - geterr}	_{939ms (± 0.54%)}	_{938ms (± 0.25%)}	_~	_934ms	_940ms	_{p=0.872 n=6}
_{Req 3 - references}	_{49ms (±17.02%)}	_{50ms (±21.65%)}	_~	_32ms	_58ms	_{p=0.462 n=6}
_{Req 4 - navto}	_{17ms (± 2.42%)}	_{17ms (± 2.42%)}	_~	_16ms	_17ms	_{p=1.000 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_{20ms (±28.75%)}	_{19ms (±18.12%)}	_~	_12ms	_21ms	_{p=0.871 n=6}
_{Req 2 - geterr}	_{420ms (± 1.74%)}	_{424ms (± 1.54%)}	_~	_411ms	_428ms	_{p=0.296 n=6}
_{Req 3 - references}	_{31ms (± 1.65%)}	_{31ms (± 2.44%)}	_~	_30ms	_32ms	_{p=0.241 n=6}
_{Req 4 - navto}	_{19ms (± 4.37%)}	_{19ms (± 2.96%)}	_~	_18ms	_19ms	_{p=0.441 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{tsc-startup - native}
_{Execution time}	_{0.03ms (±514.58%)}	_{0.03ms (±514.50%)}	_~	_0.00ms	_3.02ms	_{p=0.883 n=600}
_{tsserver-startup - native}
_{Execution time}	_{0.04ms (±515.78%)}	_{0.04ms (±514.71%)}	_{🟩-0.00ms (- 7.68%)}	_0.00ms	_4.01ms	_{p=0.000 n=600}
_{tsserverlibrary-startup - native}
_{Execution time}	_{0.04ms (±514.92%)}	_{0.04ms (±515.22%)}	_{-0.00ms (- 1.02%)}	_0.00ms	_4.30ms	_{p=0.000 n=600}
_{typescript-startup - native}
_{Execution time}	_{0.04ms (±515.06%)}	_{0.04ms (±515.15%)}	_{🔻+0.00ms (+ 5.56%)}	_0.00ms	_4.86ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

tsc-startup - native
tsserver-startup - native
tsserverlibrary-startup - native
typescript-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

gabritto · 2026-03-30T23:12:15Z

@typescript-bot test tsserver top10

typescript-bot · 2026-03-30T23:12:19Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`test tsserver top10`	❌ Error: `Error: Could not queue the build because there were validation errors or warnings.`

typescript-bot · 2026-03-30T23:12:40Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-31T20:23:00Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₄	₄	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,778 (± 0.01%)}	_{81,801 (± 0.03%)}	_~	_81,770	_81,821	_{p=0.195 n=6}
_Types	_98,821	_98,821	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{174,272k (± 0.06%)}	_{174,232k (± 0.06%)}	_~	_174,138k	_174,397k	_{p=0.471 n=6}
_{Parse Time}	_{0.193s (± 0.43%)}	_{0.193s (± 0.21%)}	_~	_0.192s	_0.193s	_{p=0.527 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{3.082s (± 3.78%)}	_{3.056s (± 3.70%)}	_~	_2.864s	_3.153s	_{p=0.471 n=6}
_{Total Time}	_{3.275s (± 3.55%)}	_{3.250s (± 3.47%)}	_~	_3.058s	_3.347s	_{p=0.471 n=6}
_{angular-1 - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{885,334 (± 0.01%)}	_{885,311 (± 0.02%)}	_~	_885,209	_885,564	_{p=0.575 n=6}
_Types	_{263,843 (± 0.00%)}	_263,842	_~	_~	_~	_{p=0.071 n=6}
_{Memory used}	_{841,312k (± 0.24%)}	_{840,215k (± 0.12%)}	_~	_839,297k	_841,573k	_{p=0.378 n=6}
_{Parse Time}	_{1.838s (± 6.15%)}	_{1.899s (± 4.99%)}	_~	_1.726s	_1.967s	_{p=0.423 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{10.950s (± 3.55%)}	_{11.178s (± 2.63%)}	_~	_10.660s	_11.428s	_{p=0.378 n=6}
_{Total Time}	_{12.825s (± 3.73%)}	_{13.117s (± 2.97%)}	_~	_12.423s	_13.429s	_{p=0.378 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_3,791,973	_3,791,973	_~	_~	_~	_{p=1.000 n=6}
_Types	_1,443,165	_1,443,165	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{4,469,829k (± 0.03%)}	_{4,470,061k (± 0.03%)}	_~	_4,468,840k	_4,472,419k	_{p=0.689 n=6}
_{Parse Time}	_{13.479s (± 3.23%)}	_{14.564s (± 4.37%)}	_{🔻+1.085s (+ 8.05%)}	_13.825s	_15.475s	_{p=0.008 n=6}
_{Bind Time}	_{0.002s (±18.82%)}	_0.002s	_~	_~	_~	_{p=0.405 n=6}
_{Check Time}	_{61.325s (± 1.60%)}	_{61.691s (± 1.47%)}	_~	_61.155s	_63.513s	_{p=0.471 n=6}
_{Emit Time}	_{0.661s (±57.46%)}	_{0.496s (± 0.81%)}	_~	_0.493s	_0.503s	_{p=0.872 n=6}
_{Total Time}	_{76.523s (± 0.97%)}	_{77.797s (± 1.53%)}	_{+1.274s (+ 1.66%)}	_76.596s	_79.636s	_{p=0.045 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{1,396,603 (± 0.00%)}	_{1,396,603 (± 0.00%)}	_~	_1,396,598	_1,396,620	_{p=1.000 n=6}
_Types	_442,163	_442,163	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{1,789,555k (± 0.57%)}	_{1,784,819k (± 0.27%)}	_~	_1,776,252k	_1,791,557k	_{p=0.230 n=6}
_{Parse Time}	_{1.356s (± 1.51%)}	_{1.341s (± 1.58%)}	_~	_1.300s	_1.361s	_{p=0.575 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{7.932s (± 3.03%)}	_{7.818s (± 2.21%)}	_~	_7.579s	_8.026s	_{p=0.471 n=6}
_{Emit Time}	_{0.688s (±22.81%)}	_{0.756s (± 4.06%)}	_~	_0.701s	_0.780s	_{p=0.230 n=6}
_{Total Time}	_{110.700s (± 1.91%)}	_{110.224s (± 1.01%)}	_~	_109.049s	_111.906s	_{p=1.000 n=6}
_{self-build-src-public-api - native}
_Errors	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Symbols	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Types	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Memory used}	_0k	_0k	_~	_~	_~	_{p=NaN n=0}
_{Parse Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Emit Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Total Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_199,525	_199,525	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{329,432k (± 0.03%)}	_{329,431k (± 0.03%)}	_~	_329,269k	_329,504k	_{p=1.000 n=6}
_{Parse Time}	_{0.513s (± 2.67%)}	_{0.520s (± 3.02%)}	_~	_0.493s	_0.536s	_{p=0.468 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{3.593s (± 2.14%)}	_{3.512s (± 4.16%)}	_~	_3.250s	_3.641s	_{p=0.336 n=6}
_{Emit Time}	_{0.201s (± 1.68%)}	_{0.260s (±27.62%)}	_~	_0.190s	_0.346s	_{p=0.572 n=6}
_{Total Time}	_{4.442s (± 1.44%)}	_{4.457s (± 2.04%)}	_~	_4.289s	_4.545s	_{p=0.810 n=6}
_{ts-pre-modules - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{102,628k (± 0.03%)}	_{102,602k (± 0.02%)}	_~	_102,570k	_102,611k	_{p=0.109 n=6}
_{Parse Time}	_{0.451s (± 3.06%)}	_{0.444s (± 2.07%)}	_~	_0.437s	_0.461s	_{p=0.295 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.452s (± 3.05%)}	_{0.445s (± 2.01%)}	_~	_0.437s	_0.461s	_{p=0.288 n=6}
_{vscode - native}
_Errors	₁₈₈	₁₈₈	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{5,959,005 (± 0.00%)}	_{5,958,973 (± 0.00%)}	_~	_5,958,806	_5,959,085	_{p=0.688 n=6}
_Types	_2,253,465	_2,253,465	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{4,065,552k (± 0.54%)}	_{4,063,656k (± 0.55%)}	_~	_4,048,881k	_4,108,929k	_{p=0.936 n=6}
_{Parse Time}	_{5.063s (± 5.42%)}	_{5.021s (± 4.76%)}	_~	_4.672s	_5.373s	_{p=0.936 n=6}
_{Bind Time}	_{1.116s (±35.19%)}	_{1.108s (±31.08%)}	_~	_0.950s	_1.810s	_{p=0.936 n=6}
_{Check Time}	_{35.027s (± 4.87%)}	_{35.081s (± 4.50%)}	_~	_32.348s	_36.860s	_{p=0.936 n=6}
_{Emit Time}	_{9.647s (±12.64%)}	_{9.157s (±11.33%)}	_~	_8.501s	_11.034s	_{p=0.810 n=6}
_{Total Time}	_{50.965s (± 3.03%)}	_{50.480s (± 3.10%)}	_~	_48.690s	_52.779s	_{p=0.810 n=6}
_{webpack - native}
_Errors	_1,145	_1,145	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{692,052 (± 0.00%)}	_{692,081 (± 0.00%)}	_~	_692,069	_692,102	_{p=0.101 n=6}
_Types	_327,171	_327,171	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{545,931k (± 0.02%)}	_{545,973k (± 0.02%)}	_~	_545,824k	_546,078k	_{p=0.378 n=6}
_{Parse Time}	_{0.871s (± 2.93%)}	_{0.877s (± 2.75%)}	_~	_0.840s	_0.908s	_{p=0.689 n=6}
_{Bind Time}	_{0.193s (±31.93%)}	_{0.212s (±38.30%)}	_~	_0.154s	_0.351s	_{p=0.514 n=6}
_{Check Time}	_{4.399s (± 4.08%)}	_{4.331s (± 5.57%)}	_~	_3.957s	_4.597s	_{p=0.575 n=6}
_{Emit Time}	_{0.005s (±17.48%)}	_{0.005s (±14.55%)}	_~	_0.004s	_0.006s	_{p=0.340 n=6}
_{Total Time}	_{5.500s (± 2.66%)}	_{5.460s (± 3.25%)}	_~	_5.189s	_5.694s	_{p=0.689 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_998,947	_998,947	_~	_~	_~	_{p=1.000 n=6}
_Types	_349,427	_349,427	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{600,720k (± 0.01%)}	_{600,730k (± 0.01%)}	_~	_600,659k	_600,790k	_{p=0.873 n=6}
_{Parse Time}	_{0.902s (± 2.26%)}	_{0.901s (± 2.56%)}	_~	_0.875s	_0.932s	_{p=1.000 n=6}
_{Bind Time}	_{0.214s (±16.33%)}	_{0.231s (±18.73%)}	_~	_0.171s	_0.286s	_{p=0.521 n=6}
_{Check Time}	_{4.637s (± 3.25%)}	_{4.612s (± 4.80%)}	_~	_4.330s	_4.943s	_{p=1.000 n=6}
_{Emit Time}	_0.002s	_0.002s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{5.772s (± 2.38%)}	_{5.761s (± 3.48%)}	_~	_5.507s	_6.063s	_{p=1.000 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-build-src-public-api - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_{19ms (±24.33%)}	_{14ms (±25.53%)}	_~	_11ms	_19ms	_{p=0.134 n=6}
_{Req 2 - geterr}	_{948ms (± 3.75%)}	_{938ms (± 2.96%)}	_~	_924ms	_994ms	_{p=0.872 n=6}
_{Req 3 - references}	_{39ms (±21.19%)}	_{41ms (±15.10%)}	_~	_28ms	_43ms	_{p=0.787 n=6}
_{Req 4 - navto}	_17ms	_{16ms (± 3.16%)}	_{🟩-1ms (- 3.92%)}	_16ms	_17ms	_{p=0.025 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_{17ms (±21.02%)}	_{22ms (±21.30%)}	_~	_18ms	_28ms	_{p=0.195 n=6}
_{Req 2 - geterr}	_{425ms (± 1.88%)}	_{424ms (± 2.02%)}	_~	_409ms	_435ms	_{p=0.936 n=6}
_{Req 3 - references}	_{31ms (± 2.66%)}	_{31ms (± 3.19%)}	_~	_29ms	_32ms	_{p=0.604 n=6}
_{Req 4 - navto}	_18ms	_18ms	_~	_~	_~	_{p=1.000 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{tsc-startup - native}
_{Execution time}	_{0.03ms (±514.48%)}	_{0.03ms (±514.98%)}	_{🔻+0.00ms (+ 5.01%)}	_0.00ms	_3.29ms	_{p=0.000 n=600}
_{tsserver-startup - native}
_{Execution time}	_{0.04ms (±515.02%)}	_{0.04ms (±517.34%)}	_{-0.00ms (- 0.68%)}	_0.00ms	_4.68ms	_{p=0.000 n=600}
_{tsserverlibrary-startup - native}
_{Execution time}	_{0.04ms (±515.02%)}	_{0.04ms (±515.69%)}	_{🟩-0.00ms (- 5.07%)}	_0.00ms	_4.04ms	_{p=0.000 n=600}
_{typescript-startup - native}
_{Execution time}	_{0.04ms (±515.05%)}	_{0.04ms (±514.97%)}	_{+0.00ms (+ 2.46%)}	_0.00ms	_4.22ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

tsc-startup - native
tsserver-startup - native
tsserverlibrary-startup - native
typescript-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-03-31T20:26:49Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-03-31T23:37:01Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₄	₄	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,784 (± 0.02%)}	_{81,776 (± 0.01%)}	_~	_81,770	_81,785	_{p=0.566 n=6}
_Types	_98,821	_98,821	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{174,262k (± 0.05%)}	_{174,247k (± 0.06%)}	_~	_174,155k	_174,459k	_{p=0.470 n=6}
_{Parse Time}	_0.193s	_{0.198s (± 2.82%)}	_~	_0.193s	_0.206s	_{p=0.074 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{3.092s (± 1.64%)}	_{3.034s (± 4.07%)}	_~	_2.888s	_3.175s	_{p=0.575 n=6}
_{Total Time}	_{3.285s (± 1.54%)}	_{3.233s (± 3.68%)}	_~	_3.087s	_3.368s	_{p=0.575 n=6}
_{angular-1 - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{885,295 (± 0.01%)}	_{885,294 (± 0.02%)}	_~	_885,143	_885,485	_{p=0.936 n=6}
_Types	_{263,843 (± 0.00%)}	_{263,843 (± 0.00%)}	_~	_263,842	_263,844	_{p=1.000 n=6}
_{Memory used}	_{841,032k (± 0.20%)}	_{841,366k (± 0.19%)}	_~	_839,575k	_843,472k	_{p=0.575 n=6}
_{Parse Time}	_{1.916s (± 4.77%)}	_{1.853s (± 5.96%)}	_~	_1.737s	_1.980s	_{p=0.173 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{11.289s (± 2.72%)}	_{11.055s (± 3.05%)}	_~	_10.642s	_11.481s	_{p=0.173 n=6}
_{Total Time}	_{13.241s (± 3.01%)}	_{12.944s (± 3.44%)}	_~	_12.418s	_13.497s	_{p=0.173 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{3,791,973 (± 0.00%)}	_{3,793,085 (± 0.07%)}	_~	_3,791,973	_3,798,643	_{p=0.218 n=6}
_Types	_1,443,165	_1,443,165	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{4,469,970k (± 0.05%)}	_{4,472,139k (± 0.19%)}	_~	_4,462,227k	_4,487,851k	_{p=0.810 n=6}
_{Parse Time}	_{13.000s (± 9.18%)}	_{13.385s (± 7.61%)}	_~	_11.715s	_14.662s	_{p=0.378 n=6}
_{Bind Time}	_{0.002s (±22.11%)}	_{0.003s (±21.89%)}	_~	_0.002s	_0.003s	_{p=0.640 n=6}
_{Check Time}	_{62.465s (± 2.87%)}	_{61.929s (± 1.20%)}	_~	_61.186s	_62.996s	_{p=0.689 n=6}
_{Emit Time}	_{0.755s (±58.32%)}	_{0.498s (± 0.64%)}	_~	_0.495s	_0.503s	_{p=0.148 n=6}
_{Total Time}	_{77.290s (± 3.68%)}	_{76.953s (± 0.47%)}	_~	_76.329s	_77.376s	_{p=0.471 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{1,396,609 (± 0.00%)}	_{1,396,617 (± 0.00%)}	_~	_1,396,598	_1,396,625	_{p=0.201 n=6}
_Types	_442,163	_442,163	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{1,783,276k (± 0.41%)}	_{1,784,769k (± 0.31%)}	_~	_1,775,037k	_1,791,845k	_{p=0.575 n=6}
_{Parse Time}	_{1.351s (± 0.79%)}	_{1.352s (± 0.78%)}	_~	_1.342s	_1.367s	_{p=1.000 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{7.824s (± 2.11%)}	_{7.815s (± 0.79%)}	_~	_7.708s	_7.873s	_{p=0.378 n=6}
_{Emit Time}	_{0.772s (±11.45%)}	_{0.772s (± 6.23%)}	_~	_0.724s	_0.841s	_{p=0.575 n=6}
_{Total Time}	_{109.914s (± 0.95%)}	_{109.571s (± 0.29%)}	_~	_109.216s	_109.959s	_{p=0.936 n=6}
_{self-build-src-public-api - native}
_Errors	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Symbols	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Types	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Memory used}	_0k	_0k	_~	_~	_~	_{p=NaN n=0}
_{Parse Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Emit Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Total Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_199,525	_199,525	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{329,421k (± 0.04%)}	_{329,489k (± 0.01%)}	_~	_329,440k	_329,572k	_{p=0.230 n=6}
_{Parse Time}	_{0.411s (± 1.22%)}	_{0.410s (± 1.10%)}	_~	_0.405s	_0.416s	_{p=0.686 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{3.000s (± 0.49%)}	_{2.981s (± 0.31%)}	_{-0.019s (- 0.63%)}	_2.973s	_2.998s	_{p=0.030 n=6}
_{Emit Time}	_{0.160s (± 0.97%)}	_{0.161s (± 0.47%)}	_~	_0.160s	_0.162s	_{p=0.120 n=6}
_{Total Time}	_{3.676s (± 0.35%)}	_{3.658s (± 0.26%)}	_{-0.018s (- 0.49%)}	_3.649s	_3.676s	_{p=0.020 n=6}
_{ts-pre-modules - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{102,622k (± 0.02%)}	_{102,610k (± 0.03%)}	_~	_102,569k	_102,651k	_{p=0.803 n=6}
_{Parse Time}	_{0.449s (± 3.82%)}	_{0.443s (± 0.93%)}	_~	_0.438s	_0.447s	_{p=0.688 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.450s (± 3.82%)}	_{0.444s (± 0.93%)}	_~	_0.439s	_0.448s	_{p=0.688 n=6}
_{vscode - native}
_Errors	₁₈₈	₁₈₈	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{5,977,416 (± 0.00%)}	_{5,977,393 (± 0.00%)}	_~	_5,977,293	_5,977,457	_{p=0.688 n=6}
_Types	_{2,258,297 (± 0.00%)}	_2,258,297	_~	_~	_~	_{p=0.405 n=6}
_{Memory used}	_{4,070,046k (± 0.60%)}	_{4,071,923k (± 0.63%)}	_~	_4,059,256k	_4,123,675k	_{p=0.575 n=6}
_{Parse Time}	_{6.159s (± 3.96%)}	_{6.007s (± 3.39%)}	_~	_5.738s	_6.238s	_{p=0.575 n=6}
_{Bind Time}	_{1.367s (±36.31%)}	_{1.367s (±24.07%)}	_~	_1.154s	_1.855s	_{p=0.470 n=6}
_{Check Time}	_{40.671s (± 5.81%)}	_{41.387s (± 4.31%)}	_~	_39.079s	_43.343s	_{p=0.689 n=6}
_{Emit Time}	_{11.900s (±15.61%)}	_{10.281s (± 0.46%)}	_~	_10.229s	_10.357s	_{p=0.093 n=6}
_{Total Time}	_{60.237s (± 2.89%)}	_{59.181s (± 2.80%)}	_~	_57.137s	_61.104s	_{p=0.575 n=6}
_{webpack - native}
_Errors	_1,145	_1,145	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{692,039 (± 0.00%)}	_{692,079 (± 0.01%)}	_~	_692,023	_692,217	_{p=0.414 n=6}
_Types	_327,171	_327,171	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{545,785k (± 0.03%)}	_{545,991k (± 0.02%)}	_~	_545,847k	_546,097k	_{p=0.093 n=6}
_{Parse Time}	_{0.889s (± 3.06%)}	_{0.918s (± 4.65%)}	_~	_0.866s	_0.969s	_{p=0.230 n=6}
_{Bind Time}	_{0.234s (±34.04%)}	_{0.186s (±39.83%)}	_~	_0.156s	_0.338s	_{p=0.393 n=6}
_{Check Time}	_{4.295s (± 6.42%)}	_{4.525s (± 6.55%)}	_~	_3.941s	_4.737s	_{p=0.230 n=6}
_{Emit Time}	_{0.007s (±73.98%)}	_{0.008s (±83.11%)}	_~	_0.005s	_0.022s	_{p=0.340 n=6}
_{Total Time}	_{5.459s (± 3.83%)}	_{5.674s (± 4.62%)}	_~	_5.186s	_5.916s	_{p=0.173 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_998,947	_998,947	_~	_~	_~	_{p=1.000 n=6}
_Types	_349,427	_349,427	_~	_~	_~	_{p=1.000 n=6}
_{Memory used}	_{600,734k (± 0.02%)}	_{600,709k (± 0.01%)}	_~	_600,619k	_600,792k	_{p=0.378 n=6}
_{Parse Time}	_{0.902s (± 1.87%)}	_{0.906s (± 3.40%)}	_~	_0.859s	_0.941s	_{p=0.936 n=6}
_{Bind Time}	_{0.222s (±19.86%)}	_{0.214s (±30.15%)}	_~	_0.156s	_0.317s	_{p=0.873 n=6}
_{Check Time}	_{4.645s (± 4.18%)}	_{4.714s (± 6.38%)}	_~	_4.256s	_5.013s	_{p=0.810 n=6}
_{Emit Time}	_{0.002s (±22.25%)}	_{0.002s (±22.25%)}	_~	_0.001s	_0.002s	_{p=1.000 n=6}
_{Total Time}	_{5.785s (± 2.80%)}	_{5.849s (± 4.53%)}	_~	_5.448s	_6.125s	_{p=0.689 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-build-src-public-api - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_{19ms (±27.43%)}	_{18ms (±12.89%)}	_~	_13ms	_19ms	_{p=0.864 n=6}
_{Req 2 - geterr}	_{928ms (± 0.16%)}	_{926ms (± 0.31%)}	_~	_923ms	_931ms	_{p=0.145 n=6}
_{Req 3 - references}	_{50ms (±14.98%)}	_{46ms (±11.97%)}	_~	_43ms	_57ms	_{p=0.681 n=6}
_{Req 4 - navto}	_{17ms (± 2.42%)}	_{17ms (± 3.10%)}	_~	_16ms	_17ms	_{p=0.595 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_{18ms (±16.40%)}	_{19ms (± 4.22%)}	_~	_19ms	_21ms	_{p=0.341 n=6}
_{Req 2 - geterr}	_{425ms (± 0.51%)}	_{426ms (± 0.97%)}	_~	_420ms	_430ms	_{p=0.687 n=6}
_{Req 3 - references}	_{31ms (± 2.74%)}	_{31ms (± 3.19%)}	_~	_29ms	_32ms	_{p=0.445 n=6}
_{Req 4 - navto}	_{18ms (± 2.29%)}	_18ms	_~	_~	_~	_{p=0.405 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{tsc-startup - native}
_{Execution time}	_{0.03ms (±514.59%)}	_{0.04ms (±524.94%)}	_{🔻+0.01ms (+18.11%)}	_0.00ms	_5.11ms	_{p=0.000 n=600}
_{tsserver-startup - native}
_{Execution time}	_{0.04ms (±514.83%)}	_{0.04ms (±515.10%)}	_{🔻+0.00ms (+ 5.32%)}	_0.00ms	_4.25ms	_{p=0.000 n=600}
_{tsserverlibrary-startup - native}
_{Execution time}	_{0.04ms (±515.20%)}	_{0.04ms (±514.89%)}	_{+0.00ms (+ 3.34%)}	_0.00ms	_4.21ms	_{p=0.000 n=600}
_{typescript-startup - native}
_{Execution time}	_{0.04ms (±515.48%)}	_{0.04ms (±515.40%)}	_{🟩-0.00ms (- 5.32%)}	_0.00ms	_4.21ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

tsc-startup - native
tsserver-startup - native
tsserverlibrary-startup - native
typescript-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-03-31T23:41:54Z

@iisaduan, the perf run you requested failed. You can check the log here.

iisaduan · 2026-04-01T18:59:08Z

@typescript-bot test top100

typescript-bot · 2026-04-01T18:59:13Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`test top100`	✅ Started	✅ Results

typescript-bot · 2026-04-01T20:16:47Z

@iisaduan Here are the results of running the top 400 repos with tsc comparing main and refs/pull/2944/merge:

Everything looks good!

typescript-bot · 2026-04-02T00:12:44Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-04-06T19:51:33Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₄	₄	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,797 (± 0.04%)}	_{81,824 (± 0.01%)}	_{+26 (+ 0.03%)}	_81,807	_81,836	_{p=0.045 n=6}
_Types	_98,821	_98,821	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{175,043k (± 0.05%)}	_{174,928k (± 0.05%)}	_{-115k (- 0.07%)}	_174,824k	_175,071k	_{p=0.045 n=6}
_{Memory Allocs}	_{1,771,630 (± 0.01%)}	_{1,771,563 (± 0.01%)}	_~	_1,771,316	_1,771,751	_{p=0.471 n=6}
_{Config Time}	_0.000s	_{0.000s (±244.70%)}	_~	_0.000s	_0.001s	_{p=0.405 n=6}
_{Parse Time}	_{0.062s (± 4.62%)}	_{0.064s (± 4.93%)}	_~	_0.060s	_0.068s	_{p=0.258 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{1.022s (± 2.28%)}	_{1.010s (± 1.83%)}	_~	_0.986s	_1.033s	_{p=0.377 n=6}
_{Total Time}	_{1.084s (± 2.02%)}	_{1.074s (± 1.91%)}	_~	_1.049s	_1.102s	_{p=0.423 n=6}
_{angular-1 - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{884,842 (± 0.09%)}	_{884,867 (± 0.07%)}	_~	_883,907	_885,400	_{p=1.000 n=6}
_Types	_{263,843 (± 0.00%)}	_{263,842 (± 0.00%)}	_~	_263,840	_263,844	_{p=0.553 n=6}
_{Memory Used}	_{835,621k (± 0.06%)}	_{835,325k (± 0.10%)}	_~	_834,044k	_836,291k	_{p=0.575 n=6}
_{Memory Allocs}	_{6,719,538 (± 0.29%)}	_{6,713,390 (± 0.05%)}	_~	_6,709,636	_6,718,944	_{p=0.471 n=6}
_{Config Time}	_{0.038s (± 8.71%)}	_{0.038s (±10.51%)}	_~	_0.034s	_0.046s	_{p=0.936 n=6}
_{Parse Time}	_{0.251s (± 3.06%)}	_{0.255s (± 8.06%)}	_~	_0.224s	_0.274s	_{p=0.689 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{2.060s (± 1.58%)}	_{2.051s (± 0.55%)}	_~	_2.038s	_2.070s	_{p=1.000 n=6}
_{Total Time}	_{2.350s (± 1.31%)}	_{2.346s (± 1.02%)}	_~	_2.308s	_2.368s	_{p=0.810 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_3,805,864	_3,805,864	_~	_~	_~	_{p=1.000 n=6}
_Types	_1,464,079	_1,464,079	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,460,630k (± 0.03%)}	_{4,462,226k (± 0.07%)}	_~	_4,459,090k	_4,466,065k	_{p=0.298 n=6}
_{Memory Allocs}	_{106,852,254 (±15.14%)}	_{91,693,038 (±22.75%)}	_~	_72,493,502	_121,834,204	_{p=0.230 n=6}
_{Config Time}	_{0.031s (±10.33%)}	_{0.033s (± 6.61%)}	_~	_0.030s	_0.036s	_{p=0.146 n=6}
_{Parse Time}	_{1.347s (±18.99%)}	_{1.138s (±31.33%)}	_~	_0.790s	_1.600s	_{p=0.298 n=6}
_{Bind Time}	_{0.002s (±18.82%)}	_0.002s	_~	_~	_~	_{p=0.405 n=6}
_{Check Time}	_{15.069s (± 0.60%)}	_{15.083s (± 0.58%)}	_~	_15.011s	_15.202s	_{p=0.810 n=6}
_{Emit Time}	_{0.542s (± 5.97%)}	_{0.540s (± 5.72%)}	_~	_0.497s	_0.565s	_{p=0.684 n=6}
_{Total Time}	_{17.438s (± 1.41%)}	_{17.336s (± 1.94%)}	_~	_16.956s	_17.714s	_{p=0.748 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_1,396,619	_1,396,619	_~	_~	_~	_{p=1.000 n=6}
_Types	_442,163	_442,163	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{1,639,411k (± 0.10%)}	_{1,641,482k (± 0.49%)}	_~	_1,631,584k	_1,651,709k	_{p=0.378 n=6}
_{Memory Allocs}	_{57,316,527 (± 0.10%)}	_{57,326,733 (± 0.11%)}	_~	_57,218,703	_57,376,138	_{p=0.575 n=6}
_{Config Time}	_{0.024s (±22.71%)}	_{0.024s (±21.77%)}	_~	_0.015s	_0.029s	_{p=0.689 n=6}
_{Parse Time}	_{0.273s (± 2.26%)}	_{0.272s (± 2.90%)}	_~	_0.262s	_0.281s	_{p=0.810 n=6}
_{Bind Time}	_0.000s	_{0.000s (±244.70%)}	_~	_0.000s	_0.001s	_{p=0.405 n=6}
_{Check Time}	_{2.702s (± 0.85%)}	_{2.701s (± 0.78%)}	_~	_2.673s	_2.732s	_{p=0.936 n=6}
_{Emit Time}	_{0.267s (± 4.97%)}	_{0.264s (± 2.74%)}	_~	_0.256s	_0.273s	_{p=0.688 n=6}
_{Total Time}	_{33.859s (± 0.93%)}	_{33.876s (± 0.40%)}	_~	_33.703s	_34.059s	_{p=0.810 n=6}
_{self-build-src-public-api - native}
_Errors	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Symbols	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Types	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Memory Used}	_0k	_0k	_~	_~	_~	_{p=NaN n=0}
_{Memory Allocs}	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Config Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Parse Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Emit Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Total Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_199,525	_199,525	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{330,540k (± 0.02%)}	_{330,495k (± 0.04%)}	_~	_330,270k	_330,667k	_{p=0.689 n=6}
_{Memory Allocs}	_{2,552,016 (± 0.02%)}	_{2,551,547 (± 0.02%)}	_~	_2,550,800	_2,552,438	_{p=0.298 n=6}
_{Config Time}	_0.001s	_{0.001s (±34.96%)}	_~	_0.001s	_0.002s	_{p=0.405 n=6}
_{Parse Time}	_{0.136s (± 4.95%)}	_{0.134s (± 5.85%)}	_~	_0.124s	_0.146s	_{p=0.629 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{1.393s (± 0.82%)}	_{1.377s (± 0.52%)}	_{-0.016s (- 1.17%)}	_1.366s	_1.383s	_{p=0.031 n=6}
_{Emit Time}	_{0.087s (±13.00%)}	_{0.080s (± 5.32%)}	_~	_0.076s	_0.087s	_{p=0.226 n=6}
_{Total Time}	_{1.671s (± 1.15%)}	_{1.644s (± 0.42%)}	_{-0.027s (- 1.65%)}	_1.635s	_1.652s	_{p=0.020 n=6}
_{ts-pre-modules - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{103,128k (± 0.04%)}	_{103,114k (± 0.03%)}	_~	_103,062k	_103,149k	_{p=0.378 n=6}
_{Memory Allocs}	_{110,737 (± 0.38%)}	_{110,839 (± 0.23%)}	_~	_110,357	_111,056	_{p=0.471 n=6}
_{Config Time}	_{0.000s (±244.70%)}	_{0.001s (±109.43%)}	_~	_0.000s	_0.001s	_{p=0.282 n=6}
_{Parse Time}	_{0.112s (± 5.67%)}	_{0.116s (± 2.52%)}	_~	_0.113s	_0.121s	_{p=0.228 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.113s (± 5.75%)}	_{0.117s (± 2.23%)}	_~	_0.114s	_0.121s	_{p=0.261 n=6}
_{vscode - native}
_Errors	₁₉₃	₁₉₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_6,005,060	_6,005,060	_~	_~	_~	_{p=1.000 n=6}
_Types	_2,278,522	_2,278,522	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,094,185k (± 0.03%)}	_{4,094,891k (± 0.05%)}	_~	_4,092,680k	_4,098,150k	_{p=0.689 n=6}
_{Memory Allocs}	_{29,802,142 (± 0.05%)}	_{29,823,557 (± 0.09%)}	_~	_29,789,529	_29,862,397	_{p=0.093 n=6}
_{Config Time}	_{0.125s (± 4.12%)}	_{0.118s (± 6.79%)}	_~	_0.102s	_0.124s	_{p=0.092 n=6}
_{Parse Time}	_{0.713s (± 2.21%)}	_{0.707s (± 4.02%)}	_~	_0.659s	_0.740s	_{p=1.000 n=6}
_{Bind Time}	_{0.111s (± 3.48%)}	_{0.114s (±12.65%)}	_~	_0.105s	_0.143s	_{p=0.574 n=6}
_{Check Time}	_{8.065s (± 0.95%)}	_{8.049s (± 0.35%)}	_~	_8.021s	_8.101s	_{p=1.000 n=6}
_{Emit Time}	_{1.969s (± 7.68%)}	_{1.972s (± 7.44%)}	_~	_1.680s	_2.086s	_{p=0.936 n=6}
_{Total Time}	_{11.004s (± 0.87%)}	_{10.984s (± 1.11%)}	_~	_10.744s	_11.070s	_{p=0.575 n=6}
_{webpack - native}
_Errors	_1,142	_1,142	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_692,064	_692,064	_~	_~	_~	_{p=1.000 n=6}
_Types	_327,184	_327,184	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{546,748k (± 0.03%)}	_{546,734k (± 0.03%)}	_~	_546,474k	_546,950k	_{p=0.936 n=6}
_{Memory Allocs}	_{4,184,901 (± 0.28%)}	_{4,187,131 (± 0.33%)}	_~	_4,178,448	_4,214,120	_{p=0.810 n=6}
_{Config Time}	_{0.013s (±14.73%)}	_{0.013s (±18.69%)}	_~	_0.009s	_0.015s	_{p=0.808 n=6}
_{Parse Time}	_{0.140s (± 3.59%)}	_{0.145s (± 3.57%)}	_~	_0.140s	_0.154s	_{p=0.090 n=6}
_{Bind Time}	_{0.035s (±12.84%)}	_{0.027s (±25.84%)}	_~	_0.023s	_0.041s	_{p=0.076 n=6}
_{Check Time}	_{1.029s (± 1.55%)}	_{1.032s (± 1.29%)}	_~	_1.014s	_1.049s	_{p=0.575 n=6}
_{Emit Time}	_{0.001s (±34.96%)}	_0.001s	_~	_~	_~	_{p=0.405 n=6}
_{Total Time}	_{1.238s (± 1.08%)}	_{1.238s (± 1.23%)}	_~	_1.218s	_1.252s	_{p=0.936 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_991,165	_991,165	_~	_~	_~	_{p=1.000 n=6}
_Types	_350,724	_350,724	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{599,622k (± 0.01%)}	_{599,622k (± 0.01%)}	_~	_599,531k	_599,748k	_{p=0.936 n=6}
_{Memory Allocs}	_{4,937,214 (± 0.10%)}	_{4,937,813 (± 0.15%)}	_~	_4,929,908	_4,949,902	_{p=1.000 n=6}
_{Config Time}	_0.004s	_{0.004s (± 9.79%)}	_~	_0.004s	_0.005s	_{p=0.405 n=6}
_{Parse Time}	_{0.117s (± 9.51%)}	_{0.119s (± 9.45%)}	_~	_0.107s	_0.139s	_{p=0.575 n=6}
_{Bind Time}	_{0.031s (±39.38%)}	_{0.027s (±26.27%)}	_~	_0.022s	_0.038s	_{p=0.421 n=6}
_{Check Time}	_{0.965s (± 1.44%)}	_{0.966s (± 1.26%)}	_~	_0.944s	_0.981s	_{p=0.810 n=6}
_{Emit Time}	_{0.001s (±48.94%)}	_{0.001s (±48.94%)}	_~	_0.000s	_0.001s	_{p=1.000 n=6}
_{Total Time}	_{1.120s (± 1.43%)}	_{1.119s (± 1.54%)}	_~	_1.102s	_1.151s	_{p=0.809 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-build-src-public-api - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_9ms	_{9ms (± 5.53%)}	_~	_9ms	_10ms	_{p=0.174 n=6}
_{Req 2 - geterr}	_{959ms (± 1.25%)}	_{961ms (± 0.55%)}	_~	_953ms	_968ms	_{p=0.630 n=6}
_{Req 3 - references}	_{28ms (± 7.28%)}	_{30ms (±22.10%)}	_~	_26ms	_43ms	_{p=0.788 n=6}
_{Req 4 - navto}	_{16ms (± 2.58%)}	_{16ms (± 4.65%)}	_~	_15ms	_17ms	_{p=0.389 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_{10ms (± 4.01%)}	_10ms	_~	_~	_~	_{p=0.405 n=6}
_{Req 2 - geterr}	_{437ms (± 1.26%)}	_{443ms (± 1.69%)}	_~	_433ms	_452ms	_{p=0.228 n=6}
_{Req 3 - references}	_{33ms (±11.79%)}	_{33ms (± 7.41%)}	_~	_31ms	_37ms	_{p=1.000 n=6}
_{Req 4 - navto}	_{18ms (± 6.55%)}	_{18ms (± 3.51%)}	_~	_17ms	_19ms	_{p=0.485 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{tsgo-startup - native}
_{Execution time}	_{4.61ms (±516.54%)}	_{4.62ms (±516.54%)}	_{+0.01ms (+ 0.20%)}	_0.00ms	_464.05ms	_{p=0.004 n=600}
_{tsserver-startup - native}
_{Execution time}	_{5.72ms (±516.54%)}	_{5.73ms (±516.54%)}	_{+0.01ms (+ 0.09%)}	_0.00ms	_577.80ms	_{p=0.000 n=600}
_{tsserverlibrary-startup - native}
_{Execution time}	_{5.69ms (±516.54%)}	_{5.73ms (±516.55%)}	_~	_0.00ms	_580.01ms	_{p=0.497 n=600}
_{typescript-startup - native}
_{Execution time}	_{5.69ms (±516.54%)}	_{5.69ms (±516.55%)}	_{+0.00ms (+ 0.04%)}	_0.00ms	_576.22ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

tsgo-startup - native
tsserver-startup - native
tsserverlibrary-startup - native
typescript-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-04-06T19:56:36Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-04-06T20:07:18Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₄	₄	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,814 (± 0.01%)}	_{81,802 (± 0.04%)}	_~	_81,756	_81,832	_{p=0.809 n=6}
_Types	_98,821	_98,821	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{174,949k (± 0.07%)}	_{175,033k (± 0.06%)}	_~	_174,882k	_175,178k	_{p=0.336 n=6}
_{Memory Allocs}	_{1,771,601 (± 0.01%)}	_{1,771,629 (± 0.01%)}	_~	_1,771,512	_1,771,859	_{p=0.936 n=6}
_{Config Time}	_0.000s	_{0.000s (±244.70%)}	_~	_0.000s	_0.001s	_{p=0.405 n=6}
_{Parse Time}	_{0.065s (± 6.20%)}	_{0.064s (± 8.02%)}	_~	_0.061s	_0.071s	_{p=0.567 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{1.018s (± 2.27%)}	_{1.007s (± 1.44%)}	_~	_0.989s	_1.024s	_{p=0.261 n=6}
_{Total Time}	_{1.084s (± 1.94%)}	_{1.072s (± 1.71%)}	_~	_1.050s	_1.096s	_{p=0.336 n=6}
_{angular-1 - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{885,147 (± 0.08%)}	_{884,930 (± 0.07%)}	_~	_883,975	_885,527	_{p=0.298 n=6}
_Types	_{263,843 (± 0.00%)}	_{263,843 (± 0.00%)}	_~	_263,842	_263,845	_{p=0.564 n=6}
_{Memory Used}	_{835,293k (± 0.09%)}	_{835,613k (± 0.08%)}	_~	_835,003k	_836,715k	_{p=0.471 n=6}
_{Memory Allocs}	_{6,725,913 (± 0.26%)}	_{6,714,547 (± 0.10%)}	_~	_6,705,348	_6,725,688	_{p=0.230 n=6}
_{Config Time}	_{0.041s (±15.12%)}	_{0.038s (±10.35%)}	_~	_0.033s	_0.044s	_{p=0.573 n=6}
_{Parse Time}	_{0.245s (± 4.59%)}	_{0.247s (± 3.94%)}	_~	_0.237s	_0.261s	_{p=0.809 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{2.052s (± 0.86%)}	_{2.052s (± 0.20%)}	_~	_2.047s	_2.057s	_{p=0.810 n=6}
_{Total Time}	_{2.340s (± 1.03%)}	_{2.339s (± 0.52%)}	_~	_2.324s	_2.353s	_{p=0.873 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_3,805,864	_3,805,864	_~	_~	_~	_{p=1.000 n=6}
_Types	_1,464,079	_1,464,079	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,461,532k (± 0.04%)}	_{4,460,163k (± 0.03%)}	_~	_4,459,055k	_4,462,628k	_{p=0.173 n=6}
_{Memory Allocs}	_{92,881,668 (± 9.97%)}	_{99,469,273 (±19.31%)}	_~	_71,414,126	_116,554,066	_{p=0.471 n=6}
_{Config Time}	_{0.034s (± 7.33%)}	_{0.033s (±12.26%)}	_~	_0.027s	_0.039s	_{p=0.809 n=6}
_{Parse Time}	_{1.127s (±11.12%)}	_{1.230s (±24.80%)}	_~	_0.809s	_1.623s	_{p=0.471 n=6}
_{Bind Time}	_{0.002s (±18.82%)}	_{0.002s (±18.82%)}	_~	_0.002s	_0.003s	_{p=1.000 n=6}
_{Check Time}	_{15.245s (± 0.69%)}	_{15.273s (± 0.87%)}	_~	_15.115s	_15.464s	_{p=0.810 n=6}
_{Emit Time}	_{0.535s (± 6.47%)}	_{0.533s (± 6.51%)}	_~	_0.500s	_0.568s	_{p=0.630 n=6}
_{Total Time}	_{17.418s (± 0.85%)}	_{17.608s (± 1.69%)}	_~	_17.173s	_18.005s	_{p=0.378 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_1,396,619	_1,396,619	_~	_~	_~	_{p=1.000 n=6}
_Types	_442,163	_442,163	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{1,639,606k (± 0.29%)}	_{1,637,942k (± 0.14%)}	_~	_1,634,892k	_1,640,696k	_{p=0.689 n=6}
_{Memory Allocs}	_{57,323,600 (± 0.08%)}	_{57,320,996 (± 0.09%)}	_~	_57,220,858	_57,366,469	_{p=0.689 n=6}
_{Config Time}	_{0.024s (±20.45%)}	_{0.024s (±28.11%)}	_~	_0.013s	_0.033s	_{p=0.936 n=6}
_{Parse Time}	_{0.269s (± 2.00%)}	_{0.269s (± 4.51%)}	_~	_0.254s	_0.285s	_{p=0.748 n=6}
_{Bind Time}	_{0.000s (±244.70%)}	_{0.000s (±244.70%)}	_~	_0.000s	_0.001s	_{p=1.000 n=6}
_{Check Time}	_{2.689s (± 0.93%)}	_{2.681s (± 0.82%)}	_~	_2.650s	_2.702s	_{p=0.810 n=6}
_{Emit Time}	_{0.267s (± 3.75%)}	_{0.264s (± 2.44%)}	_~	_0.255s	_0.272s	_{p=0.574 n=6}
_{Total Time}	_{33.736s (± 0.65%)}	_{33.665s (± 0.83%)}	_~	_33.203s	_33.918s	_{p=0.810 n=6}
_{self-build-src-public-api - native}
_Errors	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Symbols	₀	₀	_~	_~	_~	_{p=NaN n=0}
_Types	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Memory Used}	_0k	_0k	_~	_~	_~	_{p=NaN n=0}
_{Memory Allocs}	₀	₀	_~	_~	_~	_{p=NaN n=0}
_{Config Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Parse Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Emit Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{Total Time}	_0s	_0s	_~	_~	_~	_{p=NaN n=0}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_199,525	_199,525	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{330,623k (± 0.05%)}	_{330,514k (± 0.03%)}	_~	_330,458k	_330,700k	_{p=0.575 n=6}
_{Memory Allocs}	_{2,552,441 (± 0.04%)}	_{2,551,297 (± 0.03%)}	_{-1,144 (- 0.04%)}	_2,550,231	_2,552,275	_{p=0.045 n=6}
_{Config Time}	_{0.001s (±34.96%)}	_{0.001s (±38.69%)}	_~	_0.001s	_0.002s	_{p=0.595 n=6}
_{Parse Time}	_{0.135s (± 6.57%)}	_{0.130s (± 5.99%)}	_~	_0.122s	_0.140s	_{p=0.335 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{1.381s (± 1.22%)}	_{1.386s (± 0.84%)}	_~	_1.374s	_1.407s	_{p=0.423 n=6}
_{Emit Time}	_{0.085s (±15.63%)}	_{0.089s (±12.07%)}	_~	_0.078s	_0.108s	_{p=0.374 n=6}
_{Total Time}	_{1.653s (± 1.07%)}	_{1.656s (± 1.06%)}	_~	_1.640s	_1.684s	_{p=0.810 n=6}
_{ts-pre-modules - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{103,282k (± 0.02%)}	_{103,303k (± 0.05%)}	_~	_103,251k	_103,381k	_{p=1.000 n=6}
_{Memory Allocs}	_{110,863 (± 0.39%)}	_{110,770 (± 0.26%)}	_~	_110,479	_111,159	_{p=0.810 n=6}
_{Config Time}	_{0.001s (±48.94%)}	_{0.001s (±48.94%)}	_~	_0.000s	_0.001s	_{p=1.000 n=6}
_{Parse Time}	_{0.117s (± 2.20%)}	_{0.116s (± 3.08%)}	_~	_0.112s	_0.122s	_{p=0.294 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.118s (± 2.23%)}	_{0.116s (± 3.24%)}	_~	_0.112s	_0.123s	_{p=0.369 n=6}
_{vscode - native}
_Errors	₁₉₃	₁₉₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_6,005,099	_6,005,099	_~	_~	_~	_{p=1.000 n=6}
_Types	_2,278,551	_2,278,551	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,093,818k (± 0.03%)}	_{4,094,191k (± 0.02%)}	_~	_4,093,296k	_4,095,510k	_{p=0.173 n=6}
_{Memory Allocs}	_{29,804,102 (± 0.11%)}	_{29,807,205 (± 0.06%)}	_~	_29,790,973	_29,833,584	_{p=0.230 n=6}
_{Config Time}	_{0.090s (±12.64%)}	_{0.101s (±11.54%)}	_~	_0.085s	_0.116s	_{p=0.149 n=6}
_{Parse Time}	_{0.711s (± 4.91%)}	_{0.687s (± 3.58%)}	_~	_0.647s	_0.717s	_{p=0.471 n=6}
_{Bind Time}	_{0.106s (± 2.44%)}	_{0.129s (±30.82%)}	_~	_0.104s	_0.202s	_{p=0.372 n=6}
_{Check Time}	_{7.002s (± 0.28%)}	_{7.092s (± 1.29%)}	_~	_7.002s	_7.223s	_{p=0.127 n=6}
_{Emit Time}	_{1.897s (± 4.59%)}	_{1.656s (±16.68%)}	_~	_1.365s	_1.943s	_{p=0.066 n=6}
_{Total Time}	_{9.822s (± 0.63%)}	_{9.687s (± 1.81%)}	_~	_9.447s	_9.887s	_{p=0.173 n=6}
_{webpack - native}
_Errors	_1,142	_1,142	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_692,064	_692,064	_~	_~	_~	_{p=1.000 n=6}
_Types	_327,184	_327,184	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{546,706k (± 0.03%)}	_{546,742k (± 0.02%)}	_~	_546,555k	_546,860k	_{p=0.378 n=6}
_{Memory Allocs}	_{4,184,539 (± 0.28%)}	_{4,183,713 (± 0.21%)}	_~	_4,176,424	_4,200,251	_{p=0.810 n=6}
_{Config Time}	_{0.014s (±26.02%)}	_{0.016s (± 4.99%)}	_~	_0.015s	_0.017s	_{p=0.277 n=6}
_{Parse Time}	_{0.139s (± 7.37%)}	_{0.139s (± 3.99%)}	_~	_0.134s	_0.149s	_{p=0.810 n=6}
_{Bind Time}	_{0.035s (±28.65%)}	_{0.031s (±36.31%)}	_~	_0.022s	_0.050s	_{p=0.334 n=6}
_{Check Time}	_{1.028s (± 0.32%)}	_{1.029s (± 0.81%)}	_~	_1.019s	_1.042s	_{p=0.873 n=6}
_{Emit Time}	_0.001s	_{0.001s (±34.96%)}	_~	_0.001s	_0.002s	_{p=0.405 n=6}
_{Total Time}	_{1.237s (± 0.65%)}	_{1.236s (± 1.37%)}	_~	_1.212s	_1.253s	_{p=0.748 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_991,165	_991,165	_~	_~	_~	_{p=1.000 n=6}
_Types	_350,724	_350,724	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{599,553k (± 0.01%)}	_{599,500k (± 0.01%)}	_~	_599,422k	_599,561k	_{p=0.173 n=6}
_{Memory Allocs}	_{4,937,254 (± 0.16%)}	_{4,936,728 (± 0.20%)}	_~	_4,925,544	_4,951,835	_{p=0.936 n=6}
_{Config Time}	_0.004s	_0.004s	_~	_~	_~	_{p=1.000 n=6}
_{Parse Time}	_{0.123s (± 3.38%)}	_{0.123s (± 9.16%)}	_~	_0.105s	_0.134s	_{p=0.748 n=6}
_{Bind Time}	_{0.028s (±21.91%)}	_{0.027s (±26.63%)}	_~	_0.020s	_0.039s	_{p=0.687 n=6}
_{Check Time}	_{0.970s (± 0.57%)}	_{0.963s (± 0.82%)}	_~	_0.952s	_0.973s	_{p=0.142 n=6}
_{Emit Time}	_{0.001s (±77.38%)}	_{0.000s (±154.76%)}	_~	_0.000s	_0.001s	_{p=0.311 n=6}
_{Total Time}	_{1.129s (± 0.81%)}	_{1.122s (± 1.56%)}	_~	_1.100s	_1.139s	_{p=0.468 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-build-src-public-api - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_9ms	_{9ms (± 4.45%)}	_~	_9ms	_10ms	_{p=0.405 n=6}
_{Req 2 - geterr}	_{967ms (± 0.60%)}	_{965ms (± 1.22%)}	_~	_951ms	_982ms	_{p=0.936 n=6}
_{Req 3 - references}	_{28ms (± 6.32%)}	_{29ms (±12.09%)}	_~	_26ms	_35ms	_{p=0.864 n=6}
_{Req 4 - navto}	_{16ms (± 9.21%)}	_{16ms (± 6.32%)}	_~	_15ms	_18ms	_{p=0.867 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_10ms	_10ms	_~	_~	_~	_{p=1.000 n=6}
_{Req 2 - geterr}	_{437ms (± 1.29%)}	_{440ms (± 2.24%)}	_~	_426ms	_448ms	_{p=0.468 n=6}
_{Req 3 - references}	_{32ms (± 4.17%)}	_{33ms (±11.48%)}	_~	_31ms	_41ms	_{p=0.676 n=6}
_{Req 4 - navto}	_{18ms (± 3.13%)}	_{19ms (±10.83%)}	_~	_18ms	_23ms	_{p=0.054 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{lsp-startup - native}
_{Execution time}	_{4.64ms (±516.55%)}	_{4.64ms (±516.54%)}	_{-0.00ms (- 0.08%)}	_0.00ms	_464.71ms	_{p=0.006 n=600}
_{tsc-startup - native}
_{Execution time}	_{5.75ms (±516.55%)}	_{5.69ms (±516.54%)}	_{-0.07ms (- 1.15%)}	_0.00ms	_573.61ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

lsp-startup - native
tsc-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-04-06T20:11:43Z

@iisaduan, the perf run you requested failed. You can check the log here.

typescript-bot · 2026-04-06T21:25:33Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₄	₄	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,806 (± 0.04%)}	_{81,819 (± 0.01%)}	_~	_81,808	_81,836	_{p=0.688 n=6}
_Types	_98,821	_98,821	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{174,943k (± 0.05%)}	_{174,955k (± 0.08%)}	_~	_174,793k	_175,145k	_{p=1.000 n=6}
_{Memory Allocs}	_{1,771,679 (± 0.01%)}	_{1,771,504 (± 0.01%)}	_~	_1,771,123	_1,771,839	_{p=0.230 n=6}
_{Config Time}	_0.000s	_{0.000s (±244.70%)}	_~	_0.000s	_0.001s	_{p=0.405 n=6}
_{Parse Time}	_{0.062s (± 4.62%)}	_{0.065s (±10.23%)}	_~	_0.059s	_0.073s	_{p=0.744 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{1.008s (± 1.78%)}	_{1.012s (± 1.69%)}	_~	_0.992s	_1.033s	_{p=0.688 n=6}
_{Total Time}	_{1.070s (± 1.66%)}	_{1.077s (± 1.88%)}	_~	_1.052s	_1.106s	_{p=0.575 n=6}
_{angular-1 - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{884,933 (± 0.08%)}	_{884,918 (± 0.05%)}	_~	_884,088	_885,364	_{p=0.575 n=6}
_Types	_{263,843 (± 0.00%)}	_{263,843 (± 0.00%)}	_~	_263,842	_263,845	_{p=0.801 n=6}
_{Memory Used}	_{835,493k (± 0.05%)}	_{835,397k (± 0.07%)}	_~	_834,837k	_836,077k	_{p=0.689 n=6}
_{Memory Allocs}	_{6,725,022 (± 0.53%)}	_{6,711,949 (± 0.15%)}	_~	_6,703,060	_6,725,351	_{p=0.810 n=6}
_{Config Time}	_{0.039s (± 7.53%)}	_{0.044s (± 6.42%)}	_{🔻+0.005s (+12.45%)}	_0.039s	_0.047s	_{p=0.019 n=6}
_{Parse Time}	_{0.252s (± 2.40%)}	_{0.251s (± 4.61%)}	_~	_0.232s	_0.264s	_{p=0.936 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{2.066s (± 0.50%)}	_{2.066s (± 0.70%)}	_~	_2.041s	_2.081s	_{p=0.873 n=6}
_{Total Time}	_{2.359s (± 0.54%)}	_{2.363s (± 0.57%)}	_~	_2.348s	_2.383s	_{p=0.689 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_3,805,864	_3,805,864	_~	_~	_~	_{p=1.000 n=6}
_Types	_1,464,080	_1,464,080	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,460,622k (± 0.05%)}	_{4,460,478k (± 0.01%)}	_~	_4,459,873k	_4,461,607k	_{p=0.810 n=6}
_{Memory Allocs}	_{98,822,062 (±14.50%)}	_{96,030,950 (±22.72%)}	_~	_66,734,366	_124,475,514	_{p=0.936 n=6}
_{Config Time}	_{0.033s (±10.83%)}	_{0.029s (± 7.67%)}	_~	_0.027s	_0.033s	_{p=0.075 n=6}
_{Parse Time}	_{1.243s (±16.16%)}	_{1.194s (±29.71%)}	_~	_0.777s	_1.730s	_{p=0.810 n=6}
_{Bind Time}	_0.002s	_0.002s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{15.305s (± 0.83%)}	_{15.253s (± 0.40%)}	_~	_15.169s	_15.320s	_{p=0.575 n=6}
_{Emit Time}	_{0.525s (± 6.32%)}	_{0.564s (±22.44%)}	_~	_0.496s	_0.818s	_{p=0.630 n=6}
_{Total Time}	_{17.638s (± 1.28%)}	_{17.558s (± 1.82%)}	_~	_17.214s	_18.108s	_{p=0.575 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_1,396,619	_1,396,619	_~	_~	_~	_{p=1.000 n=6}
_Types	_442,163	_442,163	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{1,639,655k (± 0.51%)}	_{1,632,691k (± 0.37%)}	_~	_1,624,833k	_1,641,336k	_{p=0.128 n=6}
_{Memory Allocs}	_{57,295,164 (± 0.13%)}	_{57,266,884 (± 0.09%)}	_~	_57,174,145	_57,316,131	_{p=0.471 n=6}
_{Config Time}	_{0.025s (±13.32%)}	_{0.023s (±24.00%)}	_~	_0.015s	_0.031s	_{p=0.574 n=6}
_{Parse Time}	_{0.265s (± 3.06%)}	_{0.265s (± 1.76%)}	_~	_0.259s	_0.271s	_{p=0.810 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{2.680s (± 0.98%)}	_{2.689s (± 0.95%)}	_~	_2.665s	_2.738s	_{p=0.575 n=6}
_{Emit Time}	_{0.260s (± 1.73%)}	_{0.267s (± 3.99%)}	_~	_0.253s	_0.278s	_{p=0.336 n=6}
_{Total Time}	_{33.673s (± 0.67%)}	_{33.718s (± 0.81%)}	_~	_33.466s	_34.135s	_{p=0.936 n=6}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_199,525	_199,525	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{330,537k (± 0.02%)}	_{330,485k (± 0.05%)}	_~	_330,337k	_330,765k	_{p=0.230 n=6}
_{Memory Allocs}	_{2,551,934 (± 0.04%)}	_{2,551,633 (± 0.04%)}	_~	_2,550,454	_2,553,301	_{p=0.471 n=6}
_{Config Time}	_0.001s	_0.001s	_~	_~	_~	_{p=1.000 n=6}
_{Parse Time}	_{0.134s (± 2.14%)}	_{0.134s (± 4.28%)}	_~	_0.126s	_0.140s	_{p=0.746 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{1.374s (± 1.00%)}	_{1.386s (± 0.98%)}	_~	_1.373s	_1.411s	_{p=0.078 n=6}
_{Emit Time}	_{0.082s (± 2.98%)}	_{0.081s (± 7.11%)}	_~	_0.076s	_0.092s	_{p=0.374 n=6}
_{Total Time}	_{1.644s (± 0.74%)}	_{1.659s (± 0.82%)}	_~	_1.643s	_1.675s	_{p=0.066 n=6}
_{ts-pre-modules - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{103,307k (± 0.02%)}	_{103,283k (± 0.02%)}	_~	_103,239k	_103,309k	_{p=0.230 n=6}
_{Memory Allocs}	_{110,914 (± 0.24%)}	_{110,666 (± 0.14%)}	_~	_110,476	_110,820	_{p=0.230 n=6}
_{Config Time}	_{0.001s (±48.94%)}	_{0.001s (±77.38%)}	_~	_0.000s	_0.001s	_{p=0.595 n=6}
_{Parse Time}	_{0.117s (± 3.17%)}	_{0.118s (± 5.04%)}	_~	_0.112s	_0.129s	_{p=1.000 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.118s (± 3.14%)}	_{0.119s (± 5.00%)}	_~	_0.113s	_0.130s	_{p=1.000 n=6}
_{vscode - native}
_Errors	₁₉₃	₁₉₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_6,005,298	_6,005,298	_~	_~	_~	_{p=1.000 n=6}
_Types	_2,278,710	_2,278,710	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,094,216k (± 0.04%)}	_{4,093,552k (± 0.02%)}	_~	_4,092,323k	_4,094,882k	_{p=0.575 n=6}
_{Memory Allocs}	_{29,809,782 (± 0.08%)}	_{29,806,621 (± 0.06%)}	_~	_29,795,778	_29,837,959	_{p=0.936 n=6}
_{Config Time}	_{0.092s (±10.05%)}	_{0.104s (± 3.76%)}	_~	_0.099s	_0.110s	_{p=0.054 n=6}
_{Parse Time}	_{0.664s (± 4.09%)}	_{0.672s (± 3.72%)}	_~	_0.645s	_0.708s	_{p=0.575 n=6}
_{Bind Time}	_{0.135s (±27.77%)}	_{0.119s (±16.77%)}	_~	_0.104s	_0.148s	_{p=0.574 n=6}
_{Check Time}	_{7.063s (± 1.00%)}	_{7.114s (± 1.52%)}	_~	_6.976s	_7.297s	_{p=0.575 n=6}
_{Emit Time}	_{1.670s (±16.75%)}	_{1.659s (±17.76%)}	_~	_1.368s	_1.963s	_{p=0.810 n=6}
_{Total Time}	_{9.649s (± 2.13%)}	_{9.689s (± 2.21%)}	_~	_9.460s	_9.915s	_{p=0.575 n=6}
_{webpack - native}
_Errors	_1,142	_1,142	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_692,064	_692,064	_~	_~	_~	_{p=1.000 n=6}
_Types	_327,184	_327,184	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{546,809k (± 0.03%)}	_{546,730k (± 0.04%)}	_~	_546,489k	_547,144k	_{p=0.298 n=6}
_{Memory Allocs}	_{4,182,118 (± 0.16%)}	_{4,186,231 (± 0.26%)}	_~	_4,175,869	_4,201,115	_{p=0.689 n=6}
_{Config Time}	_{0.011s (±24.09%)}	_{0.013s (±16.21%)}	_~	_0.009s	_0.015s	_{p=0.255 n=6}
_{Parse Time}	_{0.145s (± 4.87%)}	_{0.151s (± 3.66%)}	_~	_0.143s	_0.158s	_{p=0.108 n=6}
_{Bind Time}	_{0.031s (±24.42%)}	_{0.026s (±10.35%)}	_~	_0.024s	_0.030s	_{p=0.221 n=6}
_{Check Time}	_{1.028s (± 1.00%)}	_{1.040s (± 1.23%)}	_~	_1.026s	_1.057s	_{p=0.128 n=6}
_{Emit Time}	_{0.001s (±38.69%)}	_0.001s	_~	_~	_~	_{p=0.174 n=6}
_{Total Time}	_{1.238s (± 0.48%)}	_{1.253s (± 0.97%)}	_{+0.014s (+ 1.16%)}	_1.238s	_1.273s	_{p=0.030 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_991,165	_991,165	_~	_~	_~	_{p=1.000 n=6}
_Types	_350,724	_350,724	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{599,877k (± 0.01%)}	_{599,899k (± 0.02%)}	_~	_599,812k	_600,080k	_{p=0.689 n=6}
_{Memory Allocs}	_{4,953,228 (± 0.13%)}	_{4,946,256 (± 0.05%)}	_~	_4,944,268	_4,950,901	_{p=0.128 n=6}
_{Config Time}	_{0.006s (±31.87%)}	_{0.006s (±29.50%)}	_~	_0.004s	_0.008s	_{p=0.611 n=6}
_{Parse Time}	_{0.140s (± 3.84%)}	_{0.133s (± 5.80%)}	_~	_0.121s	_0.142s	_{p=0.172 n=6}
_{Bind Time}	_{0.029s (±22.64%)}	_{0.036s (±23.07%)}	_~	_0.027s	_0.046s	_{p=0.125 n=6}
_{Check Time}	_{1.133s (± 1.69%)}	_{1.113s (± 0.60%)}	_{-0.020s (- 1.74%)}	_1.106s	_1.123s	_{p=0.045 n=6}
_{Emit Time}	_0.001s	_0.001s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{1.313s (± 1.23%)}	_{1.292s (± 0.41%)}	_{-0.021s (- 1.60%)}	_1.286s	_1.300s	_{p=0.025 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_{9ms (± 8.74%)}	_9ms	_~	_~	_~	_{p=0.405 n=6}
_{Req 2 - geterr}	_{958ms (± 1.17%)}	_{959ms (± 0.57%)}	_~	_952ms	_967ms	_{p=0.574 n=6}
_{Req 3 - references}	_{29ms (±14.27%)}	_{27ms (± 1.52%)}	_~	_26ms	_27ms	_{p=0.787 n=6}
_{Req 4 - navto}	_{17ms (±17.82%)}	_{16ms (± 8.36%)}	_~	_15ms	_19ms	_{p=1.000 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_{13ms (± 6.87%)}	_{14ms (±12.80%)}	_~	_12ms	_17ms	_{p=0.673 n=6}
_{Req 2 - geterr}	_{518ms (± 1.66%)}	_{520ms (± 1.82%)}	_~	_504ms	_530ms	_{p=0.810 n=6}
_{Req 3 - references}	_{38ms (± 4.94%)}	_{37ms (± 7.03%)}	_~	_34ms	_41ms	_{p=0.460 n=6}
_{Req 4 - navto}	_{21ms (± 4.08%)}	_{21ms (± 7.89%)}	_~	_20ms	_24ms	_{p=0.485 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{lsp-startup - native}
_{Execution time}	_{5.69ms (±516.54%)}	_{5.72ms (±516.55%)}	_{+0.03ms (+ 0.56%)}	_0.00ms	_575.85ms	_{p=0.000 n=600}
_{tsgo-startup - native}
_{Execution time}	_{5.74ms (±516.55%)}	_{5.73ms (±516.54%)}	_{-0.01ms (- 0.17%)}	_0.00ms	_575.35ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

lsp-startup - native
tsgo-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-04-06T21:29:50Z

@iisaduan, the perf run you requested failed. You can check the log here.

iisaduan · 2026-04-06T22:51:11Z

@typescript-bot perf test this

typescript-bot · 2026-04-06T22:51:16Z

Starting jobs; this comment will be updated as builds start and complete.

Command	Status	Results
`perf test this`	✅ Started	👀 Results

typescript-bot · 2026-04-06T23:10:53Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₄	₄	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,791 (± 0.04%)}	_{81,795 (± 0.03%)}	_~	_81,777	_81,822	_{p=0.871 n=6}
_Types	_98,821	_98,821	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{174,938k (± 0.06%)}	_{174,951k (± 0.06%)}	_~	_174,845k	_175,137k	_{p=0.689 n=6}
_{Memory Allocs}	_{1,771,742 (± 0.01%)}	_{1,771,726 (± 0.01%)}	_~	_1,771,479	_1,772,063	_{p=1.000 n=6}
_{Config Time}	_{0.000s (±244.70%)}	_0.000s	_~	_~	_~	_{p=0.405 n=6}
_{Parse Time}	_{0.064s (± 7.40%)}	_{0.063s (± 6.67%)}	_~	_0.060s	_0.071s	_{p=0.871 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{1.000s (± 0.74%)}	_{1.012s (± 1.63%)}	_~	_0.992s	_1.036s	_{p=0.261 n=6}
_{Total Time}	_{1.065s (± 0.78%)}	_{1.076s (± 1.51%)}	_~	_1.061s	_1.101s	_{p=0.295 n=6}
_{angular-1 - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{884,234 (± 0.08%)}	_{884,690 (± 0.11%)}	_~	_883,373	_885,735	_{p=0.378 n=6}
_Types	_{263,843 (± 0.00%)}	_{263,843 (± 0.00%)}	_~	_263,842	_263,845	_{p=0.676 n=6}
_{Memory Used}	_{835,158k (± 0.06%)}	_{835,550k (± 0.08%)}	_~	_834,807k	_836,590k	_{p=0.471 n=6}
_{Memory Allocs}	_{6,723,411 (± 0.36%)}	_{6,727,436 (± 0.24%)}	_~	_6,706,581	_6,743,750	_{p=0.936 n=6}
_{Config Time}	_{0.041s (±12.98%)}	_{0.040s (±13.68%)}	_~	_0.035s	_0.048s	_{p=0.570 n=6}
_{Parse Time}	_{0.251s (± 3.06%)}	_{0.246s (± 3.36%)}	_~	_0.234s	_0.258s	_{p=0.377 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{2.041s (± 1.01%)}	_{2.043s (± 0.81%)}	_~	_2.018s	_2.068s	_{p=0.748 n=6}
_{Total Time}	_{2.334s (± 0.87%)}	_{2.330s (± 0.73%)}	_~	_2.307s	_2.349s	_{p=1.000 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_3,805,864	_3,805,864	_~	_~	_~	_{p=1.000 n=6}
_Types	_1,464,080	_1,464,080	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,460,105k (± 0.01%)}	_{4,461,721k (± 0.07%)}	_~	_4,459,180k	_4,466,953k	_{p=0.471 n=6}
_{Memory Allocs}	_{85,620,056 (±19.32%)}	_{91,692,723 (±20.83%)}	_~	_74,576,273	_116,569,361	_{p=0.471 n=6}
_{Config Time}	_{0.030s (±15.01%)}	_{0.033s (± 7.48%)}	_~	_0.031s	_0.038s	_{p=0.063 n=6}
_{Parse Time}	_{1.036s (±24.53%)}	_{1.139s (±28.72%)}	_~	_0.844s	_1.592s	_{p=0.471 n=6}
_{Bind Time}	_{0.002s (±18.82%)}	_0.002s	_~	_~	_~	_{p=0.405 n=6}
_{Check Time}	_{15.217s (± 0.29%)}	_{15.203s (± 0.75%)}	_~	_15.084s	_15.383s	_{p=0.689 n=6}
_{Emit Time}	_{0.545s (± 6.12%)}	_{0.551s (± 4.66%)}	_~	_0.503s	_0.569s	_{p=0.936 n=6}
_{Total Time}	_{17.289s (± 1.84%)}	_{17.439s (± 2.36%)}	_~	_17.005s	_17.987s	_{p=0.378 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_1,396,619	_1,396,619	_~	_~	_~	_{p=1.000 n=6}
_Types	_442,163	_442,163	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{1,638,294k (± 0.29%)}	_{1,638,285k (± 0.17%)}	_~	_1,636,008k	_1,643,462k	_{p=0.810 n=6}
_{Memory Allocs}	_{57,350,581 (± 0.12%)}	_{57,328,670 (± 0.09%)}	_~	_57,250,891	_57,388,005	_{p=0.936 n=6}
_{Config Time}	_{0.022s (±21.60%)}	_{0.024s (±12.14%)}	_~	_0.020s	_0.027s	_{p=0.809 n=6}
_{Parse Time}	_{0.267s (± 3.82%)}	_{0.265s (± 4.25%)}	_~	_0.255s	_0.282s	_{p=0.630 n=6}
_{Bind Time}	_0.000s	_{0.000s (±244.70%)}	_~	_0.000s	_0.001s	_{p=0.405 n=6}
_{Check Time}	_{2.719s (± 1.43%)}	_{2.670s (± 0.66%)}	_{-0.050s (- 1.82%)}	_2.636s	_2.683s	_{p=0.020 n=6}
_{Emit Time}	_{0.260s (± 2.19%)}	_{0.261s (± 5.95%)}	_~	_0.242s	_0.287s	_{p=0.936 n=6}
_{Total Time}	_{33.959s (± 1.04%)}	_{33.475s (± 0.71%)}	_{-0.484s (- 1.43%)}	_33.157s	_33.872s	_{p=0.020 n=6}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_199,525	_199,525	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{330,574k (± 0.03%)}	_{330,533k (± 0.05%)}	_~	_330,229k	_330,770k	_{p=0.873 n=6}
_{Memory Allocs}	_{2,551,571 (± 0.01%)}	_{2,551,757 (± 0.04%)}	_~	_2,549,896	_2,552,928	_{p=0.689 n=6}
_{Config Time}	_0.001s	_0.001s	_~	_~	_~	_{p=1.000 n=6}
_{Parse Time}	_{0.137s (± 5.09%)}	_{0.135s (± 6.10%)}	_~	_0.125s	_0.148s	_{p=0.748 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{1.387s (± 1.36%)}	_{1.389s (± 1.19%)}	_~	_1.372s	_1.412s	_{p=0.936 n=6}
_{Emit Time}	_{0.079s (± 8.58%)}	_{0.078s (± 3.19%)}	_~	_0.074s	_0.081s	_{p=0.747 n=6}
_{Total Time}	_{1.654s (± 1.15%)}	_{1.660s (± 1.14%)}	_~	_1.640s	_1.688s	_{p=0.573 n=6}
_{ts-pre-modules - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{103,308k (± 0.03%)}	_{103,296k (± 0.03%)}	_~	_103,242k	_103,332k	_{p=0.936 n=6}
_{Memory Allocs}	_{110,846 (± 0.31%)}	_{110,895 (± 0.37%)}	_~	_110,459	_111,640	_{p=0.936 n=6}
_{Config Time}	_0.001s	_{0.001s (±48.94%)}	_~	_0.000s	_0.001s	_{p=0.405 n=6}
_{Parse Time}	_{0.118s (± 4.47%)}	_{0.120s (± 3.84%)}	_~	_0.116s	_0.128s	_{p=0.572 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.119s (± 4.43%)}	_{0.121s (± 3.81%)}	_~	_0.117s	_0.129s	_{p=0.572 n=6}
_{vscode - native}
_Errors	₁₉₃	₁₉₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_6,005,814	_6,005,814	_~	_~	_~	_{p=1.000 n=6}
_Types	_2,278,895	_2,278,895	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,093,856k (± 0.03%)}	_{4,094,802k (± 0.01%)}	_{+947k (+ 0.02%)}	_4,094,310k	_4,095,254k	_{p=0.045 n=6}
_{Memory Allocs}	_{29,806,130 (± 0.04%)}	_{29,808,278 (± 0.05%)}	_~	_29,794,312	_29,833,340	_{p=0.810 n=6}
_{Config Time}	_{0.130s (± 8.57%)}	_{0.124s (± 7.41%)}	_~	_0.114s	_0.140s	_{p=0.421 n=6}
_{Parse Time}	_{0.687s (± 6.64%)}	_{0.693s (± 2.99%)}	_~	_0.664s	_0.719s	_{p=1.000 n=6}
_{Bind Time}	_{0.155s (±47.80%)}	_{0.144s (±38.37%)}	_~	_0.105s	_0.219s	_{p=1.000 n=6}
_{Check Time}	_{8.135s (± 1.28%)}	_{8.105s (± 1.03%)}	_~	_8.036s	_8.257s	_{p=0.748 n=6}
_{Emit Time}	_{1.778s (± 9.07%)}	_{1.889s (± 9.81%)}	_~	_1.634s	_2.103s	_{p=0.230 n=6}
_{Total Time}	_{10.905s (± 0.65%)}	_{10.981s (± 1.04%)}	_~	_10.839s	_11.104s	_{p=0.173 n=6}
_{webpack - native}
_Errors	_1,142	_1,142	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_692,064	_692,064	_~	_~	_~	_{p=1.000 n=6}
_Types	_327,184	_327,184	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{546,676k (± 0.02%)}	_{546,795k (± 0.03%)}	_~	_546,604k	_547,015k	_{p=0.173 n=6}
_{Memory Allocs}	_{4,185,115 (± 0.23%)}	_{4,191,447 (± 0.41%)}	_~	_4,179,461	_4,223,810	_{p=0.689 n=6}
_{Config Time}	_{0.014s (±16.93%)}	_{0.012s (±24.13%)}	_~	_0.009s	_0.016s	_{p=0.171 n=6}
_{Parse Time}	_{0.142s (± 3.60%)}	_{0.140s (± 3.73%)}	_~	_0.132s	_0.146s	_{p=0.257 n=6}
_{Bind Time}	_{0.028s (±14.25%)}	_{0.027s (±27.26%)}	_~	_0.022s	_0.042s	_{p=0.226 n=6}
_{Check Time}	_{1.037s (± 1.16%)}	_{1.034s (± 1.48%)}	_~	_1.016s	_1.053s	_{p=0.748 n=6}
_{Emit Time}	_{0.002s (±36.48%)}	_0.001s	_~	_~	_~	_{p=0.071 n=6}
_{Total Time}	_{1.247s (± 0.83%)}	_{1.237s (± 1.19%)}	_~	_1.208s	_1.248s	_{p=0.471 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_991,165	_991,165	_~	_~	_~	_{p=1.000 n=6}
_Types	_350,724	_350,724	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{599,604k (± 0.01%)}	_{599,542k (± 0.01%)}	_~	_599,430k	_599,640k	_{p=0.128 n=6}
_{Memory Allocs}	_{4,936,241 (± 0.09%)}	_{4,941,716 (± 0.16%)}	_~	_4,932,670	_4,955,879	_{p=0.230 n=6}
_{Config Time}	_0.004s	_0.004s	_~	_~	_~	_{p=1.000 n=6}
_{Parse Time}	_{0.129s (± 7.23%)}	_{0.124s (± 8.83%)}	_~	_0.105s	_0.138s	_{p=0.630 n=6}
_{Bind Time}	_{0.022s (± 8.31%)}	_{0.029s (±30.24%)}	_~	_0.021s	_0.039s	_{p=0.514 n=6}
_{Check Time}	_{0.972s (± 0.77%)}	_{0.966s (± 1.24%)}	_~	_0.949s	_0.980s	_{p=0.575 n=6}
_{Emit Time}	_{0.001s (±109.43%)}	_{0.001s (±77.38%)}	_~	_0.000s	_0.001s	_{p=0.640 n=6}
_{Total Time}	_{1.130s (± 1.08%)}	_{1.128s (± 1.58%)}	_~	_1.097s	_1.151s	_{p=0.809 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_{9ms (± 5.53%)}	_{9ms (± 5.53%)}	_~	_9ms	_10ms	_{p=1.000 n=6}
_{Req 2 - geterr}	_{965ms (± 0.74%)}	_{962ms (± 1.19%)}	_~	_950ms	_980ms	_{p=0.521 n=6}
_{Req 3 - references}	_{28ms (± 8.74%)}	_{29ms (±15.25%)}	_~	_26ms	_35ms	_{p=0.352 n=6}
_{Req 4 - navto}	_16ms	_{17ms (±17.43%)}	_~	_15ms	_23ms	_{p=1.000 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_10ms	_10ms	_~	_~	_~	_{p=1.000 n=6}
_{Req 2 - geterr}	_{440ms (± 1.21%)}	_{437ms (± 2.02%)}	_~	_426ms	_448ms	_{p=0.520 n=6}
_{Req 3 - references}	_{32ms (± 2.65%)}	_{32ms (± 4.31%)}	_~	_30ms	_34ms	_{p=1.000 n=6}
_{Req 4 - navto}	_{18ms (± 3.51%)}	_{18ms (± 8.81%)}	_~	_17ms	_21ms	_{p=0.799 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{lsp-startup - native}
_{Execution time}	_{4.64ms (±516.55%)}	_{4.64ms (±516.54%)}	_{+0.00ms (+ 0.00%)}	_0.00ms	_467.68ms	_{p=0.000 n=600}
_{tsgo-startup - native}
_{Execution time}	_{5.73ms (±516.55%)}	_{5.73ms (±516.54%)}	_{-0.00ms (- 0.04%)}	_0.00ms	_576.42ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

lsp-startup - native
tsgo-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-04-13T17:06:21Z

@iisaduan
The results of the perf run you requested are in!

Here they are:

tsc

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-Unions - native}
_Errors	₄	₄	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{81,793 (± 0.05%)}	_{81,813 (± 0.02%)}	_~	_81,779	_81,835	_{p=0.376 n=6}
_Types	_98,821	_98,821	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{175,314k (± 0.06%)}	_{175,254k (± 0.04%)}	_~	_175,214k	_175,384k	_{p=0.471 n=6}
_{Memory Allocs}	_{1,771,874 (± 0.01%)}	_{1,771,717 (± 0.01%)}	_{-158 (- 0.01%)}	_1,771,634	_1,772,006	_{p=0.045 n=6}
_{Config Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Parse Time}	_{0.063s (± 4.01%)}	_{0.064s (± 7.88%)}	_~	_0.058s	_0.069s	_{p=1.000 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{1.048s (± 1.71%)}	_{1.032s (± 1.29%)}	_~	_1.006s	_1.043s	_{p=0.092 n=6}
_{Total Time}	_{1.112s (± 1.52%)}	_{1.096s (± 1.43%)}	_~	_1.066s	_1.108s	_{p=0.092 n=6}
_{angular-1 - native}
_Errors	₂	₂	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_{885,185 (± 0.04%)}	_{885,246 (± 0.03%)}	_~	_884,832	_885,716	_{p=0.810 n=6}
_Types	_{263,843 (± 0.00%)}	_{263,843 (± 0.00%)}	_~	_263,842	_263,844	_{p=0.437 n=6}
_{Memory Used}	_{838,536k (± 0.05%)}	_{838,607k (± 0.05%)}	_~	_838,149k	_839,302k	_{p=0.936 n=6}
_{Memory Allocs}	_{6,722,025 (± 0.25%)}	_{6,726,195 (± 0.26%)}	_~	_6,709,525	_6,748,655	_{p=0.378 n=6}
_{Config Time}	_{0.042s (±11.11%)}	_{0.041s (±13.87%)}	_~	_0.036s	_0.051s	_{p=0.808 n=6}
_{Parse Time}	_{0.257s (± 3.22%)}	_{0.254s (± 4.75%)}	_~	_0.241s	_0.267s	_{p=0.809 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_{2.084s (± 0.78%)}	_{2.070s (± 1.16%)}	_~	_2.029s	_2.098s	_{p=0.378 n=6}
_{Total Time}	_{2.384s (± 0.82%)}	_{2.368s (± 1.21%)}	_~	_2.323s	_2.410s	_{p=0.377 n=6}
_{mui-docs - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_4,258,161	_4,258,161	_~	_~	_~	_{p=1.000 n=6}
_Types	_1,553,366	_1,553,366	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{5,429,254k (± 0.02%)}	_{5,429,108k (± 0.01%)}	_~	_5,428,384k	_5,429,682k	_{p=0.689 n=6}
_{Memory Allocs}	_{103,496,383 (±14.67%)}	_{110,365,113 (±15.77%)}	_~	_83,745,907	_132,390,074	_{p=0.575 n=6}
_{Config Time}	_{0.029s (± 5.96%)}	_{0.033s (±12.10%)}	_~	_0.027s	_0.038s	_{p=0.164 n=6}
_{Parse Time}	_{1.170s (±21.87%)}	_{1.255s (±21.20%)}	_~	_0.847s	_1.581s	_{p=0.689 n=6}
_{Bind Time}	_{0.002s (±22.11%)}	_0.002s	_~	_~	_~	_{p=0.174 n=6}
_{Check Time}	_{19.120s (± 0.74%)}	_{19.118s (± 0.36%)}	_~	_19.039s	_19.196s	_{p=0.810 n=6}
_{Emit Time}	_{0.528s (± 3.95%)}	_{0.536s (± 0.55%)}	_~	_0.532s	_0.539s	_{p=0.418 n=6}
_{Total Time}	_{21.266s (± 2.04%)}	_{21.340s (± 1.34%)}	_~	_20.851s	_21.677s	_{p=0.689 n=6}
_{self-build-src - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_1,396,619	_1,396,619	_~	_~	_~	_{p=1.000 n=6}
_Types	_442,163	_442,163	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{1,650,870k (± 0.08%)}	_{1,649,110k (± 0.31%)}	_~	_1,641,206k	_1,655,946k	_{p=0.298 n=6}
_{Memory Allocs}	_{57,343,234 (± 0.06%)}	_{57,287,432 (± 0.08%)}	_{-55,802 (- 0.10%)}	_57,226,182	_57,349,471	_{p=0.045 n=6}
_{Config Time}	_{0.025s (±18.01%)}	_{0.025s (±11.77%)}	_~	_0.021s	_0.028s	_{p=1.000 n=6}
_{Parse Time}	_{0.263s (± 2.84%)}	_{0.266s (± 2.43%)}	_~	_0.260s	_0.276s	_{p=0.630 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{2.714s (± 1.12%)}	_{2.713s (± 0.74%)}	_~	_2.687s	_2.743s	_{p=1.000 n=6}
_{Emit Time}	_{0.264s (± 1.64%)}	_{0.263s (± 3.01%)}	_~	_0.249s	_0.271s	_{p=1.000 n=6}
_{Total Time}	_{33.966s (± 0.57%)}	_{33.905s (± 0.66%)}	_~	_33.587s	_34.122s	_{p=0.575 n=6}
_{self-compiler - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_338,176	_338,176	_~	_~	_~	_{p=1.000 n=6}
_Types	_199,525	_199,525	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{331,946k (± 0.03%)}	_{331,855k (± 0.03%)}	_~	_331,751k	_331,987k	_{p=0.128 n=6}
_{Memory Allocs}	_{2,551,925 (± 0.01%)}	_{2,552,293 (± 0.02%)}	_~	_2,551,685	_2,552,979	_{p=0.230 n=6}
_{Config Time}	_0.001s	_{0.001s (±34.96%)}	_~	_0.001s	_0.002s	_{p=0.405 n=6}
_{Parse Time}	_{0.132s (± 5.78%)}	_{0.132s (± 5.29%)}	_~	_0.127s	_0.144s	_{p=0.628 n=6}
_{Bind Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_{1.402s (± 1.90%)}	_{1.399s (± 1.22%)}	_~	_1.378s	_1.421s	_{p=0.936 n=6}
_{Emit Time}	_{0.080s (± 4.48%)}	_{0.080s (± 4.40%)}	_~	_0.076s	_0.084s	_{p=0.808 n=6}
_{Total Time}	_{1.670s (± 1.67%)}	_{1.666s (± 1.04%)}	_~	_1.649s	_1.694s	_{p=1.000 n=6}
_{ts-pre-modules - native}
_Errors	₃	₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	₇₅₂	₇₅₂	_~	_~	_~	_{p=1.000 n=6}
_Types	₃₅₆	₃₅₆	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{104,615k (± 0.04%)}	_{104,618k (± 0.01%)}	_~	_104,593k	_104,631k	_{p=0.748 n=6}
_{Memory Allocs}	_{110,661 (± 0.16%)}	_{110,659 (± 0.31%)}	_~	_110,427	_111,351	_{p=0.471 n=6}
_{Config Time}	_0.001s	_{0.000s (±154.76%)}	_{🟩-0.001s (-66.67%)}	_0.000s	_0.001s	_{p=0.025 n=6}
_{Parse Time}	_{0.120s (± 3.49%)}	_{0.115s (± 3.77%)}	_~	_0.108s	_0.121s	_{p=0.076 n=6}
_{Bind Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Check Time}	_0s	_0s	_~	_~	_~	_{p=1.000 n=6}
_{Emit Time}	_0.000s	_0.000s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{0.121s (± 3.46%)}	_{0.116s (± 3.81%)}	_~	_0.109s	_0.122s	_{p=0.087 n=6}
_{vscode - native}
_Errors	₁₉₃	₁₉₃	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_6,091,561	_6,091,561	_~	_~	_~	_{p=1.000 n=6}
_Types	_2,304,610	_2,304,610	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{4,146,927k (± 0.04%)}	_{4,146,225k (± 0.03%)}	_~	_4,144,943k	_4,147,640k	_{p=0.575 n=6}
_{Memory Allocs}	_{30,094,471 (± 0.04%)}	_{30,111,297 (± 0.09%)}	_~	_30,081,534	_30,157,961	_{p=0.298 n=6}
_{Config Time}	_{0.122s (± 5.26%)}	_{0.124s (± 9.26%)}	_~	_0.108s	_0.139s	_{p=0.747 n=6}
_{Parse Time}	_{0.680s (± 6.11%)}	_{0.723s (± 3.67%)}	_~	_0.697s	_0.768s	_{p=0.128 n=6}
_{Bind Time}	_{0.171s (±40.48%)}	_{0.114s (± 8.52%)}	_~	_0.109s	_0.134s	_{p=0.196 n=6}
_{Check Time}	_{8.417s (± 0.28%)}	_{8.423s (± 0.77%)}	_~	_8.359s	_8.510s	_{p=0.689 n=6}
_{Emit Time}	_{1.910s (± 9.44%)}	_{1.930s (±11.36%)}	_~	_1.626s	_2.104s	_{p=0.936 n=6}
_{Total Time}	_{11.327s (± 1.10%)}	_{11.337s (± 1.49%)}	_~	_11.102s	_11.467s	_{p=1.000 n=6}
_{webpack - native}
_Errors	_1,149	_1,149	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_699,638	_699,638	_~	_~	_~	_{p=1.000 n=6}
_Types	_334,179	_334,179	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{553,070k (± 0.02%)}	_{552,964k (± 0.02%)}	_~	_552,811k	_553,189k	_{p=0.128 n=6}
_{Memory Allocs}	_{4,243,380 (± 0.25%)}	_{4,263,277 (± 0.73%)}	_~	_4,233,327	_4,317,817	_{p=0.230 n=6}
_{Config Time}	_0.008s	_{0.008s (± 6.19%)}	_~	_0.008s	_0.009s	_{p=0.174 n=6}
_{Parse Time}	_{0.129s (± 9.95%)}	_{0.130s (± 4.84%)}	_~	_0.122s	_0.139s	_{p=0.936 n=6}
_{Bind Time}	_{0.027s (±31.01%)}	_{0.023s (±22.04%)}	_~	_0.018s	_0.031s	_{p=0.368 n=6}
_{Check Time}	_{1.013s (± 1.86%)}	_{1.008s (± 0.76%)}	_~	_1.001s	_1.022s	_{p=0.575 n=6}
_{Emit Time}	_0.001s	_0.001s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{1.194s (± 1.80%)}	_{1.187s (± 0.90%)}	_~	_1.177s	_1.202s	_{p=0.810 n=6}
_{xstate-main - native}
_Errors	₀	₀	_~	_~	_~	_{p=1.000 n=6}
_Symbols	_991,165	_991,165	_~	_~	_~	_{p=1.000 n=6}
_Types	_350,724	_350,724	_~	_~	_~	_{p=1.000 n=6}
_{Memory Used}	_{603,277k (± 0.01%)}	_{603,254k (± 0.01%)}	_~	_603,180k	_603,366k	_{p=0.471 n=6}
_{Memory Allocs}	_{4,951,099 (± 0.23%)}	_{4,946,323 (± 0.16%)}	_~	_4,936,651	_4,957,315	_{p=0.378 n=6}
_{Config Time}	_{0.008s (± 4.99%)}	_{0.007s (±22.11%)}	_~	_0.005s	_0.009s	_{p=0.209 n=6}
_{Parse Time}	_{0.136s (± 3.32%)}	_{0.141s (± 4.50%)}	_~	_0.131s	_0.150s	_{p=0.078 n=6}
_{Bind Time}	_{0.029s (±28.87%)}	_{0.032s (±21.97%)}	_~	_0.026s	_0.044s	_{p=0.226 n=6}
_{Check Time}	_{1.134s (± 0.61%)}	_{1.129s (± 0.79%)}	_~	_1.119s	_1.141s	_{p=0.378 n=6}
_{Emit Time}	_0.001s	_0.001s	_~	_~	_~	_{p=1.000 n=6}
_{Total Time}	_{1.312s (± 0.53%)}	_{1.315s (± 0.40%)}	_~	_1.311s	_1.324s	_{p=0.568 n=6}

System info unknown

Hosts

native

Scenarios

Compiler-Unions - native
angular-1 - native
mui-docs - native
self-build-src - native
self-compiler - native
ts-pre-modules - native
vscode - native
webpack - native
xstate-main - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

lsp

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{Compiler-UnionsLSP - native}
_{Req 1 - updateOpen}	_{9ms (± 4.45%)}	_9ms	_~	_~	_~	_{p=0.405 n=6}
_{Req 2 - geterr}	_{981ms (± 1.06%)}	_{977ms (± 1.33%)}	_~	_967ms	_999ms	_{p=0.332 n=6}
_{Req 3 - references}	_{39ms (± 9.39%)}	_{41ms (±19.50%)}	_~	_36ms	_56ms	_{p=0.871 n=6}
_{Req 4 - navto}	_{16ms (± 2.52%)}	_{17ms (±10.89%)}	_~	_15ms	_20ms	_{p=0.849 n=6}
_{Req 5 - completionInfo count}	_1,357	_1,357	_~	_~	_~	_{p=1.000 n=6}
_{Req 5 - completionInfo}	_{16ms (±16.71%)}	_{15ms (±11.14%)}	_~	_13ms	_17ms	_{p=0.259 n=6}
_{CompilerLSP - native}
_{Req 1 - updateOpen}	_10ms	_10ms	_~	_~	_~	_{p=1.000 n=6}
_{Req 2 - geterr}	_{440ms (± 1.63%)}	_{442ms (± 1.25%)}	_~	_436ms	_449ms	_{p=0.936 n=6}
_{Req 3 - references}	_{47ms (± 6.24%)}	_{48ms (± 4.72%)}	_~	_46ms	_52ms	_{p=0.869 n=6}
_{Req 4 - navto}	_{17ms (± 4.47%)}	_{16ms (± 3.16%)}	_~	_16ms	_17ms	_{p=0.247 n=6}
_{Req 5 - completionInfo count}	_1,519	_1,519	_~	_~	_~	_{p=1.000 n=6}
_{Req 5 - completionInfo}	_{21ms (±13.49%)}	_{21ms (±19.67%)}	_~	_15ms	_26ms	_{p=0.935 n=6}

System info unknown

Hosts

native

Scenarios

CompilerLSP - native
Compiler-UnionsLSP - native
xstate-main-1-LSP - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

startup

Comparison Report - baseline..pr

_Metric	_baseline	_pr	_Delta	_Best	_Worst	_p-value
_{lsp-startup - native}
_{Execution time}	_{4.70ms (±516.54%)}	_{4.70ms (±516.55%)}	_{+0.00ms (+ 0.02%)}	_0.00ms	_475.38ms	_{p=0.000 n=600}
_{tsgo-startup - native}
_{Execution time}	_{5.79ms (±516.54%)}	_{5.78ms (±516.55%)}	_{-0.01ms (- 0.21%)}	_0.00ms	_583.18ms	_{p=0.000 n=600}

System info unknown

Hosts

native

Scenarios

lsp-startup - native
tsgo-startup - native

_Benchmark	_Name	_Iterations
_Current	_pr	₆
_Baseline	_baseline	₆

Developer Information:

Download Benchmarks

typescript-bot · 2026-04-13T17:11:29Z

@iisaduan, the perf run you requested failed. You can check the log here.

iisaduan added 4 commits January 27, 2026 14:34

formatSelection tests + extra whitespace bug fix

7534615

formatSelection tests + extra whitespace bug fix

0ecf95b

update failing post merge

821c70b

Merge branch 'more-formatting' of https://github.com/iisaduan/typescr…

a7497cd

…ipt-go into more-formatting

Merge branch 'main' of https://github.com/microsoft/typescript-go int…

1962c9c

…o more-formatting

iisaduan added 3 commits March 5, 2026 16:01

Merge branch 'main' of https://github.com/microsoft/typescript-go int…

3a5e584

…o more-formatting

changes in main

a0b9278

Merge branch 'main' of https://github.com/microsoft/typescript-go int…

a9164d7

…o more-formatting

iisaduan added 2 commits March 30, 2026 15:42

Merge branch 'main' of https://github.com/microsoft/typescript-go int…

fd88cb1

…o more-formatting

updatefailing

3918be7

iisaduan mentioned this pull request Mar 31, 2026

Add debug version of test top### microsoft/typescript-bot-test-triggerer#127

Closed

iisaduan mentioned this pull request Apr 6, 2026

perf test tsgo microsoft/typescript-benchmarking#118

Merged

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startup

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startup

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