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Fix3.13.1

TSDB: Fix head-chunk cache returning wrong samples or spurious errors after truncation

Fixed a bug where the TSDB head-chunk cache could return samples from the wrong chunk or produce spurious not-found errors in range queries after head-chunk truncation.

This is a bugfix release for 3.13 LTS.

  • [BUGFIX] TSDB: Fix the head-chunk cache returning samples from the wrong chunk, or spurious not-found errors, to range queries after head-chunk truncation. #19134
tsdbbugfixcachestability

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