- Change Go runtime GOGC default from 100 to 75, reducing memory usage while keeping CPU impact low
- Execute a single query when restoring alerts and introduce configurable rule query offsets for better remote‑write resilience
- Add new metrics and performance enhancements (rule restore duration, OTLP hash‑based translation, TSDB regex optimization) plus numerous bug fixes across OTLP, scrape, Scaleway SD, query logger, TSDB and API
2.53.0 / 2024-06-16
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Deprecate non‑true/all values for the stats query parameter on /api/v1/query and /api/v1/query_range, now returning a warning and slated for removal in the next major release.
Updated golang.org/x/text to v0.39.0 and google.golang.org/grpc to v1.82.1, fixing CVE‑2026‑56852 and GHSA‑hrxh‑6v49‑42gf.