5.6.7 Release Notes

Bug fixes

Engine
  • Use _refresh to shrink the version map on inactivity #27918 (issue: #27852)
  • Allow resize version map under lock even if there are pending operations #27870 (issue: #27852)
Internal
  • Never return null from Strings.tokenizeToStringArray #28224 (issue: #28213)
  • Fallback to TransportMasterNodeAction for cluster health retries #28195 (issue: #28169)
Java REST Client
  • Do not use system properties when building the HttpAsyncClient #27829 (issue: #27827)
Mapping
  • Allow update of eager_global_ordinals on _parent. #28014 (issue: #24407)
Scripting
  • Ensure we protect Collections obtained from scripts from self-referencing #28335
Snapshot/Restore
  • Avoid concurrent snapshot finalizations when deleting an INIT snapshot #28078 (issues: #27214, #27931, #27974)
  • Do not start snapshots that are deleted during initialization #27931
Plugin Lang Painless
  • change float to double #28221