Reference-chain tracker and leak-signal engine - #797

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jbachorik wants to merge 41 commits into

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jb/rc-3-refchain-tracker

Commits on Sep 29, 2026

walkVM attribution addresses (PROF-15955) + one shared DWARF step (PROF-16059) (#813)

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c82fb4e
Implement reference-chain tracking and the leak-signal engine
jbachorik
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86d7f63
Deallocate GetObjectsWithTags results in hopLabelClassFor
jbachorik
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6f9cc39
Fix clang scan-build findings in the tracker and engine
jbachorik
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e1a7c77
Fix review findings in the tracker and liveness engine
jbachorik
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fc619d8
Clear the klass-population scratch in the test-reset seam
jbachorik
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0f29f45
Replace uncommitted-plan and line-number references with symbol refs
jbachorik
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e08d40b
Adapt tracker to merged ReferenceChainHop; drop Jira refs
jbachorik
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52c235a
Make comments layer-local and drop stale plan refs from tests
jbachorik
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2686ab7
Drop forward references to the profiler-side writer
jbachorik
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7b2fc87
Restore the merged-hop event API in the reference-chain tests
jbachorik
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bc74e0f
Drop design-doc reference from the population table comment
jbachorik
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e77fdf5
Drop the last cross-layer references from the test comments
jbachorik
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7bec5aa
Fix epoch rollback, class-tag races and weak-ref handling in the liveness tracker
jbachorik
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7171646
Fix reference-chain pass termination, leak-tag root handling and batch resume
jbachorik
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c201210
Wire the reference-chain tracker into the profiler lifecycle
jbachorik
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573ce31
Split referenceChains into focused translation units with concise comments
jbachorik
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b6c11b8
Reject out-of-range frontier tags and publish size under the write lock
jbachorik
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af1b04c
Serialize the leak-tag pool and bound per-epoch JNI resolution
jbachorik
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7376221
Fail safe the canary chain walk and retire dead marker-tag plumbing
jbachorik
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c61792c
Close the TOCTOU window in the reference-chains debug-knob read
jbachorik
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212f07d
Chaos-test the leak-tag pool under concurrent epoch rotations
jbachorik
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8fbcacd
Make the leak-tag chaos exhaustion pressure scheduling-independent
jbachorik
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829a903
Chaos-test admission gating against concurrent boost republication
jbachorik
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5aefde3
Extract the reference-chain mock heap and accessors into gtest-free shared headers
jbachorik
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ee22a2b
Fuzz the reference-chain heap walk over synthetic graphs
jbachorik
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12a0b5e
Fix the callTraceStorage fuzz target for the CountingAllocator CallTraceSet
jbachorik
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343cc8e
Make the mock-heap header include its accessors dependency
jbachorik
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585e6d9
Drop dead phantom-tag bookkeeping from the heap fuzz target
jbachorik
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170adfd
Fuzz PainBudget's clock arithmetic
jbachorik
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d903539
Track gtest .inc includes as compile-task inputs
jbachorik
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ea1dff3
Chaos-test readRcDebugLevelFile against concurrent knob-file swaps
jbachorik
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68c4ff8
Fuzz FrontierTable against an exact semantic shadow model
jbachorik
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6df9bc2
Chaos-test tracker lifecycle churn against in-flight passes
jbachorik
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52311d9
Chaos-test OOM-urgency hysteresis and canary refill gating
jbachorik
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26d5498
Test recording-boundary hygiene across restart
jbachorik
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0c75887
Test CANARY_STUCK pass-limit escalation across restarts
jbachorik
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dd423df
Fix test-order pollution in the CANARY_STUCK escalation test
jbachorik
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b43064a
CI: gate the fuzz targets and soak the chaos suites on branch pushes
jbachorik
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ff8ab1f
Fix fuzz compile-gate binary lookup depth
jbachorik
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079050e
Make the lifecycle-churn abort overlap deterministic
jbachorik
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39a8c3c