2.2

• Add Redis Sentinel support.

• Increase new metric event processing speed by adding a cache on metric patterns.

• Update carbonapi (new functions: map, reduce, delay; updated: asPercent).

• Optimize reading metrics while checking trigger (removed unnecessary Redis transaction).

• Add domain autoresolving for self-metrics sending to Graphite.

• Fix concurrent read/write from expression cache.

• Re-enable Markdown in Slack sender.

• Optimize internal metric collection.

• Replace pseudotags with ordinary checkboxes in Web UI (but not on backend yet).

• Fix bug that allowed to create pseudotags (ERROR, etc.) as ordinary tags.

• Add metrics for each trigger handling time.

• Translate pagination.

• Make sorting by status the default option on trigger page.

• Hide tag list on trigger edit page.

• Sort tags alphabetically everywhere.

• Highlight metric row on mouse hover.

• Automatically add tags from search bar when creating new trigger.

• Add metric name to “Trigger has same timeseries names” error message.

• Update event names in case trigger name had changed.

• Fix bug in triggers with multiple targets. Metrics from targets T2, T3, … were not deleted properly.

• Fix old-style configuration files in platform-specific packages.

• Fix bug that prevented non-integer timestamps from processing.

• Fix logo image background.

• Fix sorting on -s and 0s.

• Fix UI glitch while setting maintenance time.

• Fix retention scheme parsing for some rare cases with comments.