Elasticsearch 7.x 分片问题（qbit）

Unassigned shards

查看原因

• cat shards

  GET _cat/shards?v&h=index,shard,prirep,state,unassigned.reason

• Cluster allocation explain API

  GET _cluster/allocation/explain?pretty

• 查看磁盘水位线

  GET _cluster/settings?include_defaults

  

重新分配

• 尝试重新分配

  POST /_cluster/reroute?retry_failed=true

• 修改索引副本数

  PUT my_index/_settings
  {
    "index": {
        "number_of_replicas": 1
    }
  }

本文出自 qbit snap