WARNING: Version 5.6 of Elasticsearch has passed its EOL date.

This documentation is no longer being maintained and may be removed. If you are running this version, we strongly advise you to upgrade. For the latest information, see the current release documentation.

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Elastic Docs ›Elasticsearch Reference [5.6] ›Release Notes

5.6.3 Release Notes

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5.6.3 Release Notes

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Also see Breaking changes in 5.6.

Enhancements

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Network
  • Add additional low-level logging handler #26887
  • Unwrap exception causes when checking if dying #26884

Bug fixes

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Aggregations
  • Fix IndexOutOfBoundsException in histograms for NaN doubles (#26787) #26856 (issue: #26787)
Core
  • MetaData Builder doesn’t properly prevent an alias with the same name as an index #26804
Packaging
  • Fix default paths for Windows service #26875 (issue: #26873)
Plugin Repository Azure
  • Use Azure upload method instead of our own implementation (#26751) #26839 (issue: #26751)
Search
  • Fix serialization errors when cross-cluster search goes to a single shard #26881 (issue: #26833)
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