CF Syslog Drain Release 6.1

Changelog:

• Set scalablesyslog.adapter.metrics_to_syslog_enabled to true by default.
• Add scalablesyslog.adapter.max_bindings property to limit the number of bindings that can be serviced by an adapter. Default 500. Important Note This feature will reject new streams and could result in syslog drain impact for users if your deployment is not scaled properly. See the latest updates to our adapter scaling recommendations for guidance.

CF Syslog Drain Release 6.0

Changelog

• Bump Go to 1.9.4
• Replace spaces in process ID with dashes. This fixes syslog messages for tasks with a space in the name.
• Add adapter source index to error backoff logs emitted for applications.

CF Syslog Drain Release 5.1

Changelog:

• Added sourceID to metrics emitted by cf-syslog-drain
• Limit syslog writer retry backoff to max of 15 seconds
• Add API batch size configuration for scheduler
  New bosh property: scalablesyslog.scheduler.api.batch_size: default 1000
• Decrease syslog writer TCP keep-alive default to 30s

CF Syslog Drain Release 5

Changelog:

• Uses new scheduler algorithm from cloudfoundry/go-orchestrator
• Adds drain_bindings metric
  New bosh property: scalablesyslog.adapter.keepalive
• Configures TCP keepalive for all syslog drains
• Configures HTTP timeout for drains

CF Syslog Drain Release 4

Changelog:

• Upgrade to Go v1.9.2
• Support AZ affinity between Adapter and Loggregator
• Invalidate client connections to Loggregator in the event of AZ failure for fast failover
• Add support for writing counter metrics to syslog drains

CF Syslog Drain Release 3.1

Changelog:

• Ensure upgrade path by sending LegacySelectors to Loggregator.
• Add opt-in property scalablesyslog.adapter.metrics_to_syslog_enabled to allow metrics as of Loggreggregator v101.

CF Syslog Drain Release 3

Warning: Do Not Use with Loggregator 99

• This version has a hard dependency on Loggregator v101 or higher. If using a previous Loggregator version, upgrade to cf-syslog-drain v3.1 to ensure the upgrade path.

Changelog:

• Add experimental support for gauge metrics in syslog drains.
• Improve bosh property documentation.
• Fix cert generation script to use the right name.
• Add support for Bosh DNS behind feature flag.
• Upgrade to go 1.9.1.

CF Syslog Drain Release 2

Changelog:

• Removed scalablesyslog.scheduler.require_opt_in property.
• Added new SYS log to logstream when logs are dropped.
• Added gRPC keepalive between components.
• Added scheduler.adapter gauge metric.

CF Syslog Drain Release 1

Changelog:

• Initial release of cf-syslog-drain-release
• Consumes batching API from Loggregator Reverse Log Proxy