Loggregator Agent 3.0

Changelog

• Update Loggregator Agent health endpoint to use expvar. Health endpoint can be reached at 127.0.0.1:<PPROF_PORT>/debug/vars.
• Add loggr-expvar-forwarder to send metrics from the Loggregator Agent health endpoint to the firehose.
• Bump Golang version to 1.11.1.
• Remove Loggregator Agent egress falling back to deprecated DopplerIngress API.
• Loggregator Agent requires BOSH link for doppler.
  • Removed bosh_dns and doppler.addr properties.

Loggregator Agent 2.3

Changelog

• Ignore special characters in the agent AZ.
• Enable BPM

Loggregator Agent 2.2

Changelog

• Bug Fix: fix counter hashing to make sure there is no counter pollution

Loggregator Agent 2.1

Changelog

• Add prom_scraper job to send metrics from node_exporter to Loggregator Agent.
• Agent converts all tags from deprecated tags to preferred tags on egress. This is to reduce CPU usage in Doppler.
• Allow clients to send their own totals on counter metrics.

Loggregator Agent 2.0

Changelog:

• Emit metric about conversion of origin id to source ID
• Component metrics are emitted with hard-coded source IDs
• Log messages include fractional seconds

Loggregator Agent v1.0

Changelog:

• Initial release to move agent from loggregator-release
• Enable pprof endpoint
• Decrease agent idle CPU usage
• Set SourceId with origin tag if needed