thanos-io/thanos v0.38.0 Release Notes

Published at: 2025-04-03T12:14:15Z

v0.38.0 is out now, please see the changelog below for what happened! 🚀

Changelog

#8091 *: Add POST into allowed CORS methods header
#8046 Query-Frontend: Fix query statistic reporting for range queries when caching is enabled.
#7978 Receive: Fix deadlock during local writes when split-tenant-label-name is used
#8016 Query Frontend: Fix @ modifier not being applied correctly on sub queries. -#8175 Query: fix endpointset setup

#7907 Receive: Add --receive.grpc-service-config flag to configure gRPC service config for the receivers.
#7961 Store Gateway: Add --store.posting-group-max-keys flag to mark posting group as lazy if it exceeds number of keys limit. Added thanos_bucket_store_lazy_expanded_posting_groups_total for total number of lazy posting groups and corresponding reasons.
#8000 Query: Bump promql-engine, pass partial response through options
#7353 #8045 Receiver/StoreGateway: Add --matcher-cache-size option to enable caching for regex matchers in series calls.
#8017 Store Gateway: Use native histogram for binary reader load and download duration and fixed download duration metric. #8017
#8131 Store Gateway: Optimize regex matchers for .* and .+. #8131
#7808 Query: Support chain deduplication algorithm.
#8158 Rule: Add support for query offset.
#8110 Compact: implement native histogram downsampling.
#7996 Receive: Add OTLP endpoint.

#7890 Query,Ruler: breaking :warning: deprecated --store.sd-file and --store.sd-interval to be replaced with --endpoint.sd-config and --endpoint-sd-config-reload-interval; removed legacy flags to pass endpoints --store, --metadata, --rule, --exemplar.
#7012 Query: Automatically adjust max_source_resolution based on promql query to avoid querying data from higher resolution resulting empty results.
#8118 Query: Bumped promql-engine
#8135 Query: respect partial response in distributed engine
#8181 Deps: bump promql engine

Full Changelog: https://github.com/thanos-io/thanos/compare/v0.37.2...v0.38.0