Update docker.io/prom/prometheus Docker tag to v2.55.1

No issues with this by means of Docker-compose YAML automated GitOps minor update of the Docker container and on the K3s Kubernetes cluster by means of Flux with dependency update facilitated by Mend's Renovate Bot.

This MR contains the following updates:

Package Update Change
docker.io/prom/prometheus minor v2.54.1 -> v2.55.1

Release Notes

prometheus/prometheus (docker.io/prom/prometheus)

v2.55.1: 2.55.1 / 2024-01-04

Compare Source

  • [BUGFIX] round() function did not remove __name__ label. #​15250

v2.55.0: 2.55.0 / 2024-10-22

Compare Source

What's Changed

  • [FEATURE] PromQL: Add experimental info function. #​14495
  • [FEATURE] Support UTF-8 characters in label names - feature flag utf8-names. #​14482, #​14880, #​14736, #​14727
  • [FEATURE] Scraping: Add the ability to set custom http_headers in config. #​14817
  • [FEATURE] Scraping: Support feature flag created-timestamp-zero-ingestion in OpenMetrics. #​14356, #​14815
  • [FEATURE] Scraping: scrape_failure_log_file option to log failures to a file. #​14734
  • [FEATURE] OTLP receiver: Optional promotion of resource attributes to series labels. #​14200
  • [FEATURE] Remote-Write: Support Google Cloud Monitoring authorization. #​14346
  • [FEATURE] Promtool: tsdb create-blocks new option to add labels. #​14403
  • [FEATURE] Promtool: promtool test adds --junit flag to format results. #​14506
  • [FEATURE] TSDB: Add delayed-compaction feature flag, for people running many Prometheus to randomize timing. #​12532
  • [ENHANCEMENT] OTLP receiver: Warn on exponential histograms with zero count and non-zero sum. #​14706
  • [ENHANCEMENT] OTLP receiver: Interrupt translation on context cancellation/timeout. #​14612
  • [ENHANCEMENT] Remote Read client: Enable streaming remote read if the server supports it. #​11379
  • [ENHANCEMENT] Remote-Write: Don't reshard if we haven't successfully sent a sample since last update. #​14450
  • [ENHANCEMENT] PromQL: Delay deletion of __name__ label to the end of the query evaluation. This is experimental and enabled under the feature-flag promql-delayed-name-removal. #​14477
  • [ENHANCEMENT] PromQL: Experimental sort_by_label and sort_by_label_desc sort by all labels when label is equal. #​14655, #​14985
  • [ENHANCEMENT] PromQL: Clarify error message logged when Go runtime panic occurs during query evaluation. #​14621
  • [ENHANCEMENT] PromQL: Use Kahan summation for better accuracy in avg and avg_over_time. #​14413
  • [ENHANCEMENT] Tracing: Improve PromQL tracing, including showing the operation performed for aggregates, operators, and calls. #​14816
  • [ENHANCEMENT] API: Support multiple listening addresses. #​14665
  • [ENHANCEMENT] TSDB: Backward compatibility with upcoming index v3. #​14934
  • [PERF] TSDB: Query in-order and out-of-order series together. #​14354, #​14693, #​14714, #​14831, #​14874, #​14948, #​15120
  • [PERF] TSDB: Streamline reading of overlapping out-of-order head chunks. #​14729
  • [BUGFIX] PromQL: make sort_by_label stable. #​14985
  • [BUGFIX] SD: Fix dropping targets (with feature flag new-service-discovery-manager). #​13147
  • [BUGFIX] SD: Stop storing stale targets (with feature flag new-service-discovery-manager). #​13622
  • [BUGFIX] Scraping: exemplars could be dropped in protobuf scraping. #​14810
  • [BUGFIX] Remote-Write: fix metadata sending for experimental Remote-Write V2. #​14766
  • [BUGFIX] Remote-Write: Return 4xx not 5xx when timeseries has duplicate label. #​14716
  • [BUGFIX] Experimental Native Histograms: many fixes for incorrect results, panics, warnings. #​14513, #​14575, #​14598, #​14609, #​14611, #​14771, #​14821
  • [BUGFIX] TSDB: Only count unknown record types in record_decode_failures_total metric. #​14042

New Contributors

Full Changelog: https://github.com/prometheus/prometheus/compare/v2.54.1...v2.55.0