ElasticSearch 5.1.2发布，开源系列合集

ElasticSearch 5.1.2 发布了，ElasticStack 是一系列开源产品的合集，包括 Elasticsearch、Kibana、Logstash 以及 Beats 等等。主要更新内容如下：

增强性能：

Internal

• Don’t output null source node in RecoveryFailedException #21963

Mapping

• Only update DocumentMapper if field type changes #22165

Network

• Disable the Netty recycler #22452 (issues: #22189, #22360, #22406, #5904)

• Tell Netty not to be unsafe in transport client #22284

Plugins

• Provide helpful error message if a plugin exists #22305 (issue: #22084)

• Add shutdown hook for closing CLI commands #22126 (issue: #22111)

修复 bug:

Aggregations

• Allow terms aggregations on pure boolean scripts. #22201 (issue: #20941)

• IP range masks exclude the maximum address of the range. #22018 (issue: #22005)

• Fix other_bucket on the filters agg to be enabled if a key is set. #21994 (issue: #21951)

Allocation

• Promote shadow replica to primary when initializing primary fails #22021

• Trim in-sync allocations set only when it grows #21976 (issue: #21719)

Analysis

• Pre-built analysis factories do not implement MultiTermAware correctly. #21981

CRUD

• Reject external versioning and explicit version numbers on create #21998

Core

• Support negative numbers in readVLong #22314

Exceptions

• Fixing shard recovery error message to report the number of docs correctly for each node #22515(issue: #21893)

Index APIs

• Ensure shrunk indices carry over version information from its source #22469 (issue: #22373)

Java REST Client

• Don’t use null charset in RequestLogger #22197 (issue: #22190)

Mapping

• The _all default mapper is not completely configured. #22236

• Fix MapperService.allEnabled(). #22227

Nested Docs

• Fix bug in query builder rewrite that ignores the ignore_unmapped option #22456

Packaging

• Another fix for handling of paths on Windows #22132 (issue: #21921)

Percolator

• Fix NPE in percolator’s now range check for percolator queries with range queries #22356 (issue:#22355)

Plugin Lang Painless

• Update Painless Loop Counter to be Higher #22560 (issue: #22508)

Plugin Repository Azure

• readonly on azure repository must be taken into account  #22055  (issues: #22007,  #22053 )

Recovery

• Fix primary relocation for shadow replicas #22474 (issue: #20300)

• Don’t close store under CancellableThreads #22434 (issue: #22325)

• Use a fresh recovery id when retrying recoveries #22325 (issue: #22043)

• Allow flush/force_merge/upgrade on shard marked as relocated  #22078  (issue:  #22043 )

Reindex API

• Don’t close rest client from its callback #22061 (issue: #22027)

Search

• Improve concurrency of ShardCoreKeyMap. #22316

• Make -0 compare less than +0 consistently. #22173 (issue: #22167)

• FiltersAggregationBuilder: rewriting filter queries, the same way as in FilterAggregationBuilder #22076

Stats

• Implement stats for geo_point and geo_shape field #22391 (issue: #22384)

• Use reader for doc stats #22317 (issue: #22285)

• Avoid NPE in NodeService#stats if HTTP is disabled #22060 (issue: #22058)

• Add support for "include_segment_file_sizes" in indices stats REST handler #21879  (issue: #21878)

Term Vectors

• Fix _termvectors with preference to not hit NPE #21959

• Return correct term statistics when a field is not found in a shard  #21922  (issue:  #21906)

回归

Logging

• Restores the original default format of search slow log #21770 (issue: #21711)

下载地址：

• https://www.elastic.co/downloads/elasticsearch