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Wire AMO, HESS, VMPC into core allocation path #3

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Wire AMO, HESS, VMPC into core allocation path #3

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7fe34f5
feat: wire AMO, HESS, VMPC into core allocation path
shift Apr 1, 2026
7fdd63e
ci: run benchmarks on feature branches, add realloc/fragmentation ben…
shift Apr 1, 2026
d92f5b6
ci: full benchmark matrix with 5 runs across all feature configs
shift Apr 1, 2026
0cca429
fix: support_core_test uses real allocations for FreeBlock commands
shift Apr 1, 2026
c348ebd
fix: clippy derivable_impls and missing_safety_doc
shift Apr 1, 2026
c3f5ef7
ci: fix benchmark matrix workflow syntax and simplify
shift Apr 1, 2026
e4ffa77
ci: fix summarize job to handle benchmark failures gracefully
shift Apr 1, 2026
10b1ddd
ci: handle empty benchmark results in summarize job
shift Apr 1, 2026
fe77776
perf: use mremap with MAYMOVE for large realloc
shift Apr 1, 2026
15fd7bd
perf: aggressive sleep in support core, gate VMPC behind feature flag
shift Apr 1, 2026
1189243
perf: optimize realloc hot path - reorder get_alloc_size checks, inli…
shift Apr 1, 2026
726f2fe
perf: make AMO ring buffer opt-in via feature flag
shift Apr 1, 2026
d040013
perf: double magazine capacity to 128 to reduce global pool contention
shift Apr 1, 2026
8d07f90
perf: add 64-entry LUT for size class classification
shift Apr 2, 2026
8e2a74f
perf: allocate large allocations with 2x padding for in-place realloc
shift Apr 2, 2026
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370 changes: 279 additions & 91 deletions .github/workflows/benchmarks.yml
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17 changes: 16 additions & 1 deletion .github/workflows/ci.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ name: CI

on:
push:
branches: [main]
branches: [main, feature/*]
pull_request:
branches: [main]
workflow_dispatch:
Expand Down Expand Up @@ -65,6 +65,9 @@ jobs:
gcc -O3 -pthread benches/producer_consumer.c -o /tmp/producer_consumer
gcc -O3 -pthread benches/multithread_churn.c -o /tmp/multithread_churn
gcc -O3 -pthread benches/fragmentation.c -o /tmp/fragmentation
gcc -O3 -pthread benches/realloc_churn.c -o /tmp/realloc_churn
gcc -O3 -pthread benches/realloc_large.c -o /tmp/realloc_large
gcc -O3 -pthread benches/fragmentation_churn.c -o /tmp/fragmentation_churn
- name: Packet Churn
run: |
echo "GLIBC=$(/tmp/packet_churn | jq -r '.throughput_ops_per_sec')" >> $GITHUB_ENV
Expand All @@ -85,6 +88,18 @@ jobs:
run: |
echo "GLIBC_RSS=$(/tmp/fragmentation | jq -r '.summary.final_rss_kb')" >> $GITHUB_ENV
echo "AETHALLOC_RSS=$(LD_PRELOAD=$(realpath lib/*.so) /tmp/fragmentation | jq -r '.summary.final_rss_kb')" >> $GITHUB_ENV
- name: Realloc Churn
run: |
echo "GLIBC_REALLOC=$(/tmp/realloc_churn 100000 2 | jq -r '.latency_ns.avg')" >> $GITHUB_ENV
echo "AETHALLOC_REALLOC=$(LD_PRELOAD=$(realpath lib/*.so) /tmp/realloc_churn 100000 2 | jq -r '.latency_ns.avg')" >> $GITHUB_ENV
- name: Realloc Large
run: |
echo "GLIBC_REALLOC_LARGE=$(/tmp/realloc_large 10000 | jq -r '.latency_ns.avg')" >> $GITHUB_ENV
echo "AETHALLOC_REALLOC_LARGE=$(LD_PRELOAD=$(realpath lib/*.so) /tmp/realloc_large 10000 | jq -r '.latency_ns.avg')" >> $GITHUB_ENV
- name: Fragmentation Churn
run: |
echo "GLIBC_FRAG_CHURN=$(/tmp/fragmentation_churn 50000 10000 | jq -r '.latency_ns.avg')" >> $GITHUB_ENV
echo "AETHALLOC_FRAG_CHURN=$(LD_PRELOAD=$(realpath lib/*.so) /tmp/fragmentation_churn 50000 10000 | jq -r '.latency_ns.avg')" >> $GITHUB_ENV

stress-tests:
runs-on: ubuntu-latest
Expand Down
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