elasticsearch常用命令总结

# 查看集群状态
curl http://*:9200/_cluster/health?pretty

# 查看所有索引状态
curl "http://*:9200/_cat/indices?pretty"

# 查看异常索引状态
curl "http://*:9200/_cat/indices?v&health=red"

# 查看异常索引分片分配状态
curl "http://*:9200/_cat/shards/your_index_name?v"

# 查看分片分配不成功的原因
curl "http://*:9200/_cat/shards/ your _index_name?v&h=n,index,shard,prirep,state,sto,sc,unassigned.reason,unassigned.details"

# 重新分配失败的分片
curl -XPOST "http://*:9200/_cluster/reroute?retry_failed=true"

# 修改副本数
curl -XPUT http://*:9200/*/_settings -H 'Content-Type:application/json'  -d '{"index":{"numer_of_replicas":0}}'
## *表示所有索引

# 设置scroll上限
curl -X PUT http://*:9200/_cluster/settings -H 'Content-Type:application/json' -d '{"persistent":{"search.max_open_scroll_context":5000},"transient":{"search.max_open_scroll_context":5000}}'

# 取消索引只读
curl -XPUT -H "Content-Type: application/json" http://*:9200/_all/_settings -d '{"index.blocks.read_only_allow_delete": false}'