Eliminate Event_Summaries / bucket-table deadlocks (zmstats, zmaudit, Event::delete, zmDbDo retry)#4810

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connortechnology merged 25 commits into

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connortechnology:deadlock-fixes

May 22, 2026

Commits on May 17, 2026

fix: don't log Error on deadlock inside a caller-managed transaction
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docs: document atomicity tradeoff in zmstats/zmaudit ES resync
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docs: expand triggers.sql lock-order block with full writer list
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fix: log Error in Event::delete when deadlock retries are exhausted
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docs: reference the actual Event::Event constructor in lock-order block
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docs: clarify per-monitor UPDATE lock state in zmstats resync
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fix: track per-row UPDATE failures in zmaudit ES and Storage resync
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fix: avoid DB-backed logging inside zmDbDo when caller manages the transaction
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perf: restrict zmstats ES resync to monitors with pruned buckets
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fix: track Event_Summaries enumerate failure as partial resync in zmaudit
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refactor: simplify Event::delete bind-list to a plain SQL list
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Commits on May 19, 2026

Commits on May 20, 2026

Commits on May 21, 2026

fix: string-compare BIGINT counters in zmaudit CAS skip checks
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