perf: L2 cache NONSTRICT + eviction guard (#24810, #24916, #24767) [2.42] - #24986

Merged

netroms merged 9 commits into

2.42from

backport/l2-eviction-guard-2.42

Sep 8, 2026

Commits on Aug 28, 2026

perf: fix the L2 cache region-lock convoy on concurrent metadata-heavy load (#24810)
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460e238
perf: NONSTRICT_READ_WRITE on remaining HBM-mapped reference metadata
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d0ecba8
perf: refuse stale late puts on NONSTRICT second level cache regions (#24916)
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ad96c3a
test: concurrency ramp harness for the Hibernate L2 cache baseline (#24767)
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1ddb376
chore: add H2 test dependency for eviction guard SessionFactory tests
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f6e67c9
fix: resolve classpath:ehcache.xml for Hibernate L2 cache
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chore: spotless
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c11f2a6
fix: declare jcache/ehcache test deps for L2 cache tests
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09a61e5
chore: satisfy SonarCloud new-code quality gate on eviction guard
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