0.9.0

At a high level, this release contains:

• Significant CPU performance improvements for start up and data ingest
• Improved compression
• Metrics instrumentation for the embedded OpenTelemetry gRPC server

Improvements

• Improve compression of old chunks thus reducing storage requirements [#1081]
• Optimize insert path in the DB by avoiding ON CONFLICT [#1090]
• Optimized series ID creation by caching metric ID [#1062]
• Support to instrument Promscale's Otel GRPC server with Prometheus metrics. Metrics are published to the /metrics endpoint. [#1061]

Bug fixes

• Fix metric info cache loading when using query path [#1095]
• Fix broken promscale_packager telemetry field for docker envs [#1077]
• Fix missed old HA CLI alias to list of flags [#1074]

Changelog

• 27a22fe Add high availability old CLI flag alias
• 7f360d2 Adds prometheus instrumentation for grpc server.
• ef81db4 Bump azure/setup-helm from 1 to 2.0
• cb187d6 Bump github.com/open-telemetry/opentelemetry-collector-contrib/pkg/translator/jaeger
• 563f3a3 Bump github.com/prometheus/client_golang from 1.11.0 to 1.12.0
• 568ec8f Bump github.com/prometheus/client_golang from 1.12.0 to 1.12.1
• a2e972a Bump go.opentelemetry.io/collector/model from 0.43.1 to 0.43.2
• a8a704c Bump google.golang.org/grpc from 1.43.0 to 1.44.0
• fd0bffb Cache metric ID and forward the metric info to series writer
• 9a81191 Cache metric ID and forward the metric info to series writer
• c6d6feb Fix broken promscale_packager telemetry field for docker envs.
• 40db63b Fix changelog order
• 07961e0 Fix metric info cache loading when using query path
• c8b4335 Fix skipping compression of first to last chunk
• ef0711e Fixup master after revert
• c33438a Initial metric ingest tracing instrumentation
• e05376c Inline ADVISORY_LOCK_PREFIX_* values
• 8de1b04 Make helm publish use relative URLs
• d70c89d Optimize insert path in the DB by avoiding ON CONFLICT
• fe63ed8 Prepare for 0.8.1 release
• 6ea3bf2 Prepare for the next development cycle
• aa71c47 Remove generic schemas
• b9039c7 Remove obsoleted jaeger-query-proxy
• 6d6dc7a Revert "Cache metric ID and forward the metric info to series writer"
• 45d801d Update HA doc to reflect recent CLI change
• b57a759 Update PromQL upto Jan 11, 2022.
• 38ee350 Use explicit schema names
• 404fcd0 deploy/helm-chart: allow templating extraEnv variables