Updated on 2025-08-04 GMT+08:00

Elasticsearch Release Notes

Elasticsearch 7.10.2

Table 1 Elasticsearch 7.10.2

Image Version

Description

7.10.2_25.3.0_0507

New features and performance enhancements:

  • Removed some residual settings for plug-ins when restoring indexes.
  • Fixed the following issue: The SQL plug-in may cause some nodes to restart.
  • Fixed the following issue: The breaker of a security-mode cluster is inconsistent with the Elasticsearch design.
  • Optimized node lockout mechanism: To prevent specific nodes from being locked due to repeated incorrect password attempts, add their IP addresses to a whitelist.
  • Fixed the following issue: Occasionally, the file descriptor remains allocated after a Kibana log file is deleted.
  • Optimized compatibility with clients of later versions.
  • Added support for a custom QueryPhase plug-in. Vector indexes support parallel searches across segments.
  • Added write failure monitoring.
  • Fixed the following issue: The lifecycle plug-in may cause upgrade failures.
  • Fixed the following issue: The error "topDocs already consumed" may occur when sorting is performed.
  • Optimized the error message displayed when decoupled storage and compute (index freezing) is used for a non-existent index.
  • Fixed the following issue: The IK dictionary file may not take effect on new nodes upon an upgrade or scale-out operation.
  • Fixed the following issue: Kibana cannot deliver password change requests due to an incorrect UI string (Chinese).
  • Supports a retry mechanism for OBS access by the hpack vector plug-in.
  • Fixed the following issue: A 6.x security-mode cluster may fail to be upgraded to 7.10.2.
  • Fixed the following issue: Elasticsearch processes may fail to restart with the error "alias has more than one write index."
  • Kibana basePathAlias can contain -_.

7.10.2_25.1.0_0227

New features and performance enhancements:

  • Added a node alarm to indicate abnormality of the filesystem tune2fs.
  • Fixed the following issue: File handles may fail to be released promptly during log ingestion.
  • Vector search supports indexing algorithms GRAPH_SQ4 and GRAPH_SQ8.
  • The index lifecycle plugin supports skipping the rollover step.
  • Fixed the following issue for the storage-compute decoupling plugin: An incompatibility issue may occur during upgrade due to obs_index_allocator.
  • Fixed the following issue: Process restart may occur when a _msearch query is canceled.

Elasticsearch 7.6.2

Table 2 Elasticsearch 7.6.2

Image Version

Description

7.6.2_25.3.0_0506

New features and performance enhancements:
  • Removed some residual settings for plug-ins when restoring indexes.
  • Fixed the following issue: The SQL plug-in may cause some nodes to restart.
  • Fixed the following issue: The breaker of a security-mode cluster is inconsistent with the Elasticsearch design.
  • Added write failure monitoring.
  • Fixed the following issue: The IK dictionary file may not take effect on new nodes upon an upgrade or scale-out operation.
  • Fixed the following issue: Snapshot operations may get stuck when a circuit breaker is triggered.
  • Fixed the following issue: Shards may fail to be allocated when read/write splitting is enabled.

7.6.2_25.1.0_0227

New features and performance enhancements:

  • Added a node alarm to indicate abnormality of the filesystem tune2fs.
  • The index lifecycle plugin supports skipping the rollover step. Fixed the following issue: If an index name contains minutes, the rollover alias may fail to be updated.
  • Fixed the following issue for the storage-compute decoupling plugin: An incompatibility issue may occur during upgrade due to obs_index_allocator.
  • Fixed the following issue: Process restart may occur when a _msearch query is canceled.