v0.36.0-rc.3

[tpaschalis]

This is release v0.36.0-rc.3 of Grafana Agent.

Upgrading

Read the relevant upgrade guides for specific instructions on upgrading from older versions:

• Static mode upgrade guide
• Static mode Kubernetes operator upgrade guide
• Flow mode upgrade guide

Notable changes:

Breaking changes

• loki.source.file component will no longer automatically detect and
  decompress logs from compressed files. A new configuration block is available
  to enable decompression explicitly. See the upgrade guide for migration
  instructions. (@thampiotr)

• otelcol.exporter.prometheus: Set include_scope_info to false by default. You can set
  it to true to preserve previous behavior. (@gouthamve)

• prometheus.remote_write: Set retry_on_http_429 to true by default in the queue_config block.
  You can set it to false to preserve previous behavior. (@wildum)

Features

• Add godeltaprof profiling types (godeltaprof_memory, godeltaprof_mutex, godeltaprof_block) to pyroscope.scrape component

• Flow: Allow the logging configuration block to tee the Agent's logs to one
  or more loki.* components. (@tpaschalis)

• Added support for promtail configuration conversion in grafana-agent convert and grafana-agent run commands. (@thampiotr)

• Flow: Add a new stage non_indexed_labels to attach non-indexed labels from extracted data to log line entry. (@vlad-diachenko)

• loki.write now exposes basic WAL support. (@thepalbi)

• Flow: Users can now define additional_fields in loki.source.cloudflare (@wildum)

• Flow: Added exemplar support for the otelcol.exporter.prometheus. (@wildum)

• Add a labels argument in loki.source.windowsevent to associate additional labels with incoming logs. (@wildum)

• New Grafana Agent Flow components:

  • prometheus.exporter.gcp - scrape GCP metrics. (@tburgessdev)
  • otelcol.processor.span - accepts traces telemetry data from other otelcol
    components and modifies the names and attributes of the spans. (@ptodev)
  • discovery.uyuni discovers scrape targets from a Uyuni Server. (@sparta0x117)
  • discovery.eureka discovers targets from a Eureka Service Registry. (@spartan0x117)
  • discovery.openstack - service discovery for OpenStack. (@marctc)
  • discovery.hetzner - service discovery for Hetzner Cloud. (@marctc)
  • discovery.nomad - service discovery from Nomad. (@captncraig)
  • discovery.puppetdb - service discovery from PuppetDB. (@captncraig)
  • otelcol.processor.discovery adds resource attributes to spans, where the attributes
    keys and values are sourced from discovery.* components. (@ptodev)
  • otelcol.connector.spanmetrics - creates OpenTelemetry metrics from traces. (@ptodev)

For a full list of changes, please refer to the CHANGELOG!

Installation

Refer to our installation guides for how to install the variants of Grafana Agent:

• Install static mode
• Install the static mode Kubernetes operator
• Install flow mode

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This discussion was created from the release v0.36.0-rc.3.