Make jmh task to honor $JAVA_TEST_HOME variable #284

zhengyu123 · 2025-10-24T15:49:01Z

What does this PR do?:
Allows jmh task to pick up $JAVA_TEST_HOME environment variable.

Motivation:
Allows jmh task to pick up $JAVA_TEST_HOME environment variable, to be consistent with other tasks.

Additional Notes:

How to test the change?:

Set $JAVA_TEST_HOME to different JDK versions
Run gradlew jmh task
Check output message and make sure the correct JDK is used.

For Datadog employees:

If this PR touches code that signs or publishes builds or packages, or handles
credentials of any kind, I've requested a review from @DataDog/security-design-and-guidance.
This PR doesn't touch any of that.
JIRA: [JIRA-XXXX]

Unsure? Have a question? Request a review!

…ontents/Home

pr-commenter · 2025-10-24T17:36:28Z

Benchmarks [x86_64 wall]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	wall	wall
wall	on	on

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 15 metrics, 23 unstable metrics.

pr-commenter · 2025-10-24T17:37:20Z

Benchmarks [x86_64 memleak]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	on	on
modes	memleak	memleak
wall	off	off

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 15 metrics, 23 unstable metrics.

pr-commenter · 2025-10-24T17:37:21Z

Benchmarks [aarch64 wall]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	wall	wall
wall	on	on

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 16 metrics, 22 unstable metrics.

pr-commenter · 2025-10-24T17:37:22Z

Benchmarks [x86_64 cpu]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	on	on
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	cpu	cpu
wall	off	off

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 15 metrics, 23 unstable metrics.

pr-commenter · 2025-10-24T17:37:23Z

Benchmarks [x86_64 cpu,wall,alloc,memleak]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	on	on
cpu	on	on
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	on	on
modes	cpu,wall,alloc,memleak	cpu,wall,alloc,memleak
wall	on	on

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 15 metrics, 23 unstable metrics.

pr-commenter · 2025-10-24T17:37:26Z

Benchmarks [x86_64 cpu,wall]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	on	on
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	cpu,wall	cpu,wall
wall	on	on

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 16 metrics, 22 unstable metrics.

pr-commenter · 2025-10-24T17:37:31Z

Benchmarks [x86_64 memleak,alloc]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	on	on
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	on	on
modes	memleak,alloc	memleak,alloc
wall	off	off

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 15 metrics, 23 unstable metrics.

pr-commenter · 2025-10-24T17:37:37Z

Benchmarks [x86_64 alloc]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	on	on
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	alloc	alloc
wall	off	off

Summary

Found 1 performance improvements and 0 performance regressions! Performance is the same for 13 metrics, 24 unstable metrics.

scenario	Δ mean execution_time	Δ mean rss
scenario:renaissance:future-genetic	better [-602.866ms; -253.134ms] or [-3.748%; -1.574%]	unstable [-351.512MB; +355.226MB] or [-36.045%; +36.426%]

pr-commenter · 2025-10-24T17:37:44Z

Benchmarks [aarch64 cpu]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	on	on
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	cpu	cpu
wall	off	off

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 17 metrics, 21 unstable metrics.

pr-commenter · 2025-10-24T17:40:00Z

Benchmarks [aarch64 cpu,wall,alloc,memleak]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	on	on
cpu	on	on
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	on	on
modes	cpu,wall,alloc,memleak	cpu,wall,alloc,memleak
wall	on	on

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 16 metrics, 22 unstable metrics.

pr-commenter · 2025-10-24T17:40:25Z

Benchmarks [aarch64 memleak]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	on	on
modes	memleak	memleak
wall	off	off

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 16 metrics, 22 unstable metrics.

pr-commenter · 2025-10-24T17:40:30Z

Benchmarks [aarch64 memleak,alloc]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	on	on
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	on	on
modes	memleak,alloc	memleak,alloc
wall	off	off

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 17 metrics, 21 unstable metrics.

pr-commenter · 2025-10-24T17:40:33Z

Benchmarks [aarch64 alloc]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	on	on
cpu	off	off
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	alloc	alloc
wall	off	off

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 15 metrics, 23 unstable metrics.

pr-commenter · 2025-10-24T17:40:42Z

Benchmarks [aarch64 cpu,wall]

Parameters

	Baseline	Candidate
config	baseline	candidate
ddprof	1.34.0	1.34.0-jmh_test_jdk-SNAPSHOT

See matching parameters

	Baseline	Candidate
alloc	off	off
cpu	on	on
iterations	5	5
java	"11.0.28"	"11.0.28"
memleak	off	off
modes	cpu,wall	cpu,wall
wall	on	on

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 16 metrics, 22 unstable metrics.

Make jmh task to honor /Library/Java/JavaVirtualMachines/zulu-8.jdk/C…

23caa65

…ontents/Home

zhengyu123 marked this pull request as ready for review October 24, 2025 15:49

zhengyu123 requested review from jbachorik and r1viollet October 24, 2025 15:50

Make jmh task to honor $JAVA_TEST_HOME variable #284

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Make jmh task to honor $JAVA_TEST_HOME variable #284

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zhengyu123 commented Oct 24, 2025

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pr-commenter bot commented Oct 24, 2025

Benchmarks [x86_64 wall]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [x86_64 memleak]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [aarch64 wall]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [x86_64 cpu]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [x86_64 cpu,wall,alloc,memleak]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [x86_64 cpu,wall]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [x86_64 memleak,alloc]

Parameters

Summary

Uh oh!

pr-commenter bot commented Oct 24, 2025

Benchmarks [x86_64 alloc]

Parameters

Summary

Uh oh!

pr-commenter bot commented Oct 24, 2025

Benchmarks [aarch64 cpu]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [aarch64 cpu,wall,alloc,memleak]

Parameters

Summary

Uh oh!

pr-commenter bot commented Oct 24, 2025

Benchmarks [aarch64 memleak]

Parameters

Summary

Uh oh!

pr-commenter bot commented Oct 24, 2025

Benchmarks [aarch64 memleak,alloc]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [aarch64 alloc]

Parameters

Summary

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pr-commenter bot commented Oct 24, 2025

Benchmarks [aarch64 cpu,wall]

Parameters

Summary

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