Elasticsearch 7.15.1 发布

Search

• Fail early if an index request has the wrong type #77417

Packaging

• Use grep in Docker regexes instead of bash #78154 (issue: #77862)

Aggregations

• Fix bug with significant terms background count #76730 (issue: #76729)
• Fix aggregation memory leak for CCS #78404 (issue: #72309)

Allocation

• Match IPv6 addresses without compressed id from settings #77404 (issue: #72091)
• Change single node disk watermark deprecation to a warning #77166 (issue: #73733)

CompositeAggs

• Revert the change to use segment ordinals in composite terms aggregations #78848 (issues: #74559, #78836)

Data streams

• Properly handle wildcards in data stream deletion requests #78463 (issue: #78422)

Geo

• Make feature factory more resilient to invalid polygons #77200 (issue: #77071)
• Support for aggregation names with dots in vector tiles #77477 (issue: #77361)
• Add vector tile endpoint support for source parameters in the body of requests #77377 (issues: #77264, #77365)
• Change geo_shape mapping created before version 6.6.0 to use the legacy mapper #77881 (issue: #77857)

ILM+SLM

• Implement DiffableStringMap's get and containsKey in terms of the wrapped innerMap #77965

Infra/Core

• Ensure sys. index patterns are transformed before use #78492
• AutoCreate should work for non-primary system indices #77045 (issue: #65970)

Infra/Node Lifecycle

• Ensure Node Shutdown doesn’t stall when all nodes in the cluster have a copy of a shard #78578
• Handle master failure in NodeSeenService #77220 (issue: #76689)

Machine Learning

• Fix minor autoscaling edge case check #78102

Mapping

• NullPointer fix for field capabilities API #76742 (issue: #76716)

Search

• Add support for QueryString-parsed wildcard queries on runtime keyword fields #76867 (issue: #76838)
• Propagate original indices in NodeTermsEnumRequest #77776 (issue: #77508)
• Choose postings format from FieldMapper instead of MappedFieldType #77234 (issue: #77183)

Snapshot/Restore

• Fix issue where snapshot can get stuck if queued after a delete operation where a shard is in a MISSING state #78587
• Fix AzureBlobStore#convertStreamToByteBuffer chunking in Windows #78772

Stats

• Change the name of the shards field in _node/stats API to shard_stats #78531 (issues: #75433, #78311)
• Detect when a deserialized Map is immutable before changing it in IndexDiskUsageStats (#77219) #77390 (issues: #77219, #77327)

TLS

• Fix issuerDN for created certificates #77828 (issue: #69403)

Packaging

• Upgrade bundled JDK to Java 17 #78197 (issue: #78168)

转自 https://www.elastic.co/guide/en/elasticsearch/reference/current/release-notes-7.15.1.html#release-notes-7.15.1