Prometheus server v2.34.0

[Chris Marchbanks]

Dear Prometheans,

Prometheus v2.34.0 has been released! This release includes a variety of changes and enhancements, including optimizing the alerts page in the new UI and removing the deprecated classic UI.

Binaries are available on the GitHub release page, and container images can be found at Quay and Docker Hub.

Thanks!

2.34.0 / 2022-03-15

• [CHANGE] UI: Classic UI removed. #10208
• [CHANGE] Tracing: Migrate from Jaeger to OpenTelemetry based tracing. #9724, #10203, #10276
• [ENHANCEMENT] TSDB: Disable the chunk write queue by default and allow configuration with the experimental flag --storage.tsdb.head-chunks-write-queue-size. #10425
• [ENHANCEMENT] HTTP SD: Add a failure counter. #10372
• [ENHANCEMENT] Azure SD: Set Prometheus User-Agent on requests. #10209
• [ENHANCEMENT] Uyuni SD: Reduce the number of logins to Uyuni. #10072
• [ENHANCEMENT] Scrape: Log when an invalid media type is encountered during a scrape. #10186
• [ENHANCEMENT] Scrape: Accept application/openmetrics-text;version=1.0.0 in addition to version=0.0.1. #9431
• [ENHANCEMENT] Remote-read: Add an option to not use external labels as selectors for remote read. #10254
• [ENHANCEMENT] UI: Optimize the alerts page and add a search bar. #10142
• [ENHANCEMENT] UI: Improve graph colors that were hard to see. #10179
• [ENHANCEMENT] Config: Allow escaping of $ with $$ when using environment variables with external labels. #10129
• [BUGFIX] PromQL: Properly return an error from histogram_quantile when metrics have the same labelset. #10140
• [BUGFIX] UI: Fix bug that sets the range input to the resolution. #10227
• [BUGFIX] TSDB: Fix a query panic when memory-snapshot-on-shutdown is enabled. #10348
• [BUGFIX] Parser: Specify type in metadata parser errors. #10269
• [BUGFIX] Scrape: Fix label limit changes not applying. #10370