- Enhanced metadata allowing you to customize sourceCategory and sourceHost with environment variables, labels, and tags. Docker tags welcome, for more information see Collect Logs and Stats from Docker.
- Metrics support for Carbon 2.0 format has arrived with a new Source, Streaming Metrics. This will support Graphite format as well so our Graphite Source has been renamed. For more information, see Streaming Metrics Source.
- Data Forwarding is now more reliable for HTTP and Syslog destinations. Data is queued on disk when in-memory fills instead of causing your system to run out of memory. To configure your data forwarding queue limits see Forward Data from an Installed Collector.
- SystemD is now the default init system on Linux distributions that support SystemD.
- Simplified installation for the Linux binary package as a result of an updated Tanuki wrapper. For more information, see Install a Collector on Linux.
More details here