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 # 指定索引名 GET _cat/shards/my_index?v&h=index,shard,prirep,state,unassigned.reason

• Cluster allocation explain API

  GET _cluster/allocation/explain?pretty # 指定索引名和分片 GET /_cluster/allocation/explain?pretty { "index": "zt_product_doc_all_20250918", "shard": 5, "primary": true }

• 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