Elasticsearch version 7.16.2edit

Also see Breaking changes in 7.16.

Enhancementsedit

Other
  • Add deprecation notices for boost mappings to API #81605 (issue: #78396)
Packaging
  • Improve Docker image’s cacert scripting #81659

Bug fixesedit

Authorization
  • Add delete privilege to kibana_system for APM and Endpoint ILM policies #81811
Infra/Logging
  • Add doPrivileged section in deprecation logger #81819 (issue: #81708)
Java High Level REST Client
  • Change HLRC’s LifecyclePolicy to allow all valid ILM actions #81483 (issue: #81461)
Machine Learning
  • Fix LangIdent model when multiple unicode scripts are present #81876 (issue: #80675)
  • Model snapshot upgrade needs a stats endpoint #81641 (issue: #81519)
Packaging
  • Change default shell to bash in default Docker image #81828 (issue: #80820)

Regressionsedit

Infra/Scripting
  • Fix superclass functional interface resolution in Painless #81698 (issue: #81696)

Upgradesedit

Infra/Logging
  • Upgrade to log4j 2.17.0 #81902