m3db/m3 v1.3.0

on GitHub

Changelog

Features

• M3Coordinator: Add support for Prometheus Remote Write storage backend for sending aggregated and unaggregated metrics (#3742, #3768, #3783, #3791, #3814, #3777)
• M3Coordinator: Add support for InfluxDB write endpoint GZip compression, setting timestamp precision and allowing an empty request body (#3373)
• M3DB: Add SYSCTL_VM_MAX_MAP_COUNT env var for sysctl-setter sidecar allowing for custom VM max map count (#3689)

Bug Fixes

• M3DB: Fix writes briefly degrading when creating a new namespace due to coarse lock acquisition (#3765)
• M3DB: Fix compiled regexp DFA cache eviction on full bug that can lead to slow memory leak with large number of unique regexps (#3806)

Performance

• M3Coordinator: Update default M3Msg retry initial backoff from 1s to 5s to reduces timeout and retries in large clusters (#3820)
• M3DB: Fix performance of reverse index queries that cover huge time ranges (#3813)