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@domgreen domgreen released this 08 Feb 15:34
v0.3.0
837e967

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Added

  • Support for gzip compressed configuration files before envvar substitution for reloader package.
  • bucket inspect command for better insights on blocks in object storage.
  • Support for Tencent COS object storage.
  • Partial Response disable option for StoreAPI and QueryAPI.
  • Partial Response disable button on Thanos UI
  • We have initial docs for goDoc documentation!
  • Flags for Querier and Ruler UIs: --web.route-prefix, --web.external-prefix, --web.prefix-header. Details here

Fixed

  • #649 - Fixed store label values api to add also external label values.
  • #396 - Fixed sidecar logic for proxying series that has more than 2^16 samples from Prometheus.
  • #732 - Fixed S3 authentication sequence. You can see new sequence enumerated here
  • #745 - Fixed race conditions and edge cases for Thanos Querier fanout logic.
  • #651 - Fixed index cache when asked buffer size is bigger than cache max size.

Changed

  • #529 Massive improvement for compactor. Downsampling memory consumption was reduced to only store labels and single chunks per each series.
  • Qurerier UI: Store page now shows the store APIs per component type.
  • Prometheus and TSDB deps are now up to date with ~2.7.0 Prometheus version. Lot's of things has changed. See details here #704 Known changes that affects us:
    • prometheus/prometheus/discovery/file
      • [ENHANCEMENT] Discovery: Improve performance of previously slow updates of changes of targets. #4526
      • [BUGFIX] Wait for service discovery to stop before exiting #4508 ??
    • prometheus/prometheus/promql:
      • [ENHANCEMENT] Subqueries support. #4831
      • [BUGFIX] PromQL: Fix a goroutine leak in the lexer/parser. #4858
      • [BUGFIX] Change max/min over_time to handle NaNs properly. #438
      • [BUGFIX] Check label name for count_values PromQL function. #4585
      • [BUGFIX] Ensure that vectors and matrices do not contain identical label-sets. #4589
      • [ENHANCEMENT] Optimize PromQL aggregations #4248
      • [BUGFIX] Only add LookbackDelta to vector selectors #4399
      • [BUGFIX] Reduce floating point errors in stddev and related functions #4533
    • prometheus/prometheus/rules:
      • New metrics exposed! (prometheus evaluation!)
      • [ENHANCEMENT] Rules: Error out at load time for invalid templates, rather than at evaluation time. #4537
    • prometheus/tsdb/index: Index reader optimizations.
  • Thanos store gateway flag for sync concurrency (block-sync-concurrency with 20 default, so no change by default)
  • S3 provider:
    • Added put_user_metadata option to config.
    • Added insecure_skip_verify option to config.

Deprecated

  • Tests against Prometheus below v2.2.1. This does not mean lack of support for those. Only that we don't tests the compatibility anymore. See #758 for details.
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