![]() ![]() This defaults to 0 meaning 'no limit', so we encourage users with large Prometheus to try setting a limit such as 100. This release adds an experimental OpenTelemetry (OTLP) Ingestion feature, and also new setting keep_dropped_targets to limit the amount of dropped targets held in memory. TSDB: Ensure that WBL is repaired when possible.TSDB: Avoid panics reported in logs when head initialization takes a long time.Promtool: Fix errors not being reported in check rules command.TSDB: Fix duplicate sample detection at chunk size limit.TSDB: Fix counter reset edgecases causing native histogram panics.SD: Validate HTTP client configuration in HTTP, EC2, Azure, Uyuni, PuppetDB, and Lightsail SDs.TSDB: Fix handling of explicit counter reset header in histograms.TSDB: Fix PostingsForMatchers race with creating new series.SD: Ensure that discovery managers are properly canceled.Promtool: Improve support for native histograms in TSDB analyze command.Agent: Allow ingestion of out-of-order samples.Scraping: Save memory when scraping by delaying creation of buffer.UI: Show group interval in rules display. ![]() Storage: Reduce memory allocations in queries that merge series sets.Scraping: Optimize sample appending by reducing garbage.PromQL: Add warning when monotonicity is forced in the input to histogram_quantile.PromQL: Prevent Prometheus from overallocating memory on subquery with large amount of steps.Promtool: Add support for specifying series matchers in the TSDB analyze command.TSDB: Reply WBL mmap markers concurrently.TSDB: Optimize WBL loading by not sending empty buffers over channel.UI: Move /targets page discovered labels to expandable section #12824.TSDB: Improve query performance by re-using iterator when moving between series.Remote-write: Add a header to count retried remote write requests.Remote-write: Add Azure AD OAuth authentication support for remote write requests.
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