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perf: unknown regression in read committed benchmarks #143138

@ajstorm

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@ajstorm

Roachperf is reporting some regressions in several variants of YCSB and TPC-C in mid-December:

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The issues seems to only impact the read committed variants of these benchmarks.

Jira issue: CRDB-48680

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A-read-committedRelated to the introduction of Read CommittedC-bugCode not up to spec/doc, specs & docs deemed correct. Solution expected to change code/behavior.T-sql-queriesSQL Queries Teambranch-masterFailures and bugs on the master branch.branch-release-25.2o-perf-efficiencyRelated to performance efficiencyrelease-blockerIndicates a release-blocker. Use with branch-release-2x.x label to denote which branch is blocked.target-release-25.3.0v25.2.0-prereleasev25.3.0-prerelease

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