v0.15.5

v0.15.5

• [Security] Update vendored dependency for GoGo Proto that should fix improper index validation (CVE-2021-3121)
• [Feature] carbonapi supports -check-config flag just to run config validation (thx to @msaf1980)
• [Feature] 2-level cache lifetime support (see docs for more information) (thx to @msaf1980)
• [Feature] Support IronDB backend (thx to @deniszh)
• [Improvement] Debug logs should now log a bit more information about metrics
• [Improvement] Better performance for metrics/find on relatively new VictoriaMetrics (thx to @iklfst)
• [Improvement] Add support for Cluster Tenant ID for VictoriaMetrics backend (thx to @iklfst)
• [Fix] asPercent handles empty values correctly (thx to @msaf1980)
• [Fix] Cairo functions supports context passing now (thx to @faceair)
• [Fix] Handling multi-fetch request parameters for VictoriaMetrics backend respects start & stop Time as well as step for every metric (thx to @alexey-mylnkov)
• [Fix] Fix a bug in removeEmptySeries
• [Fix] Properly pass step to VictoriaMetrics (thx to @tantra35)
• [Fix] Fix substr function to behave in a way like graphite-web
• [Fix] timeShift properly hanldes resetEnd parameter (thx to @msaf1980)
• [Fix] Fix moving* to work properly when step is greater than window size (thx to @jonasbleyl)
• [Fix] Pass request UUID as header (thx to @msaf1980)
• [Fix] groupByNode(s) supports negative node indecies (thx to @Felixoid)