Elasticsearch_分片状态UNASSIGNED解决方法

 

curl -XGET "http://10.110.39.241:9200/_cat/shards?h=index,shard,prirep,state,unassigned.reason"|grep UNASSIGNED

# 查询集群状态，是否有unassigned_shards分片
GET /_cluster/health


# 查询具体异常分片
GET /_cat/shards?h=index,shard,prirep,state,unassigned.reason


# 查询异常索引分片情况
GET /esg-ebil2-core-int-2019.12.05/_settings


# 调整number_of_replicas为0
PUT esg-ebil2-core-int-2019.12.05/_settings
{
  "index":{
    "number_of_replicas":0
  }
}


# 查询分片情况
GET _cat/shards/esg-ebil2-core-int-2019.12.05*


# 对段进行合并
POST /esg-ebil2-core-int-2019.12.05/_forcemerge?max_num_segments=1


# 重新调整number_of_replicas为1
PUT esg-ebil2-core-int-2019.12.05/_settings
{
  "index":{
    "number_of_replicas":1
  }
}

# 等待分片由状态INITIALIZING恢复为STARTED
GET _cat/shards/esg-ebil2-core-int-2019.12.05*