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Author SHA1 Message Date
Owen Williams
da1f89e736
tsdb(wal): st-per-sample for histograms initial code and benchmarks (#18221) 
Implements ST for Histograms and Float Histograms (and their custom bucket cousins) in WAL. New tests, new benchmarks.

Part of https://github.com/prometheus/prometheus/issues/17790

```release-notes
[CHANGE] Adds Start Time value to all WAL Histogram samples in memory, and therefore may increase memory usage.
```

Signed-off-by: Owen Williams <owen.williams@grafana.com>
 2026-05-06 14:33:03 -04:00
Owen Williams
b57f5b59b3
tsdb: ST-in-WAL: Counter implementation and benchmarks (#17671) 
Initial implementation of https://github.com/prometheus/prometheus/issues/17790.
Only implements ST-per-sample for Counters. Tests and benchmarks updated.

Note: This increases the size of the RefSample object for all users, whether st-per-sample is turned on or not.

Signed-off-by: Owen Williams <owen.williams@grafana.com>
 2026-02-12 13:17:50 -05:00