elasticsearch

1、直接查询es
curl -XGET 'localhost:9200/
2、热线程
curl 'localhost:9200/_nodes/hot_threads
curl 'localhost:9200/_nodes/hot_threads?type=wait&interval=1s'
3、查看任务
curl XPUT 'localhost:9200/_tasks
4、慢查询设置
curl xPUT 'localhost:9200/index_name/_settings
{
"index.search.slowlog":{
"threshold.query":{
"warn":"1s",
"info":"500ms",
"debug":"0ms"
},
"level":"info"
}
}
日志目录 logs/my_cluster_index_search_slowlog
5、设置监控
curl XPUT 'localhost:9200/_cluster/settings
{
"persistent":{
"xpack.monitoring.collection.enabled": true
}
}
6、缓存设置
index.requests.cache.enable:true
/_stats/request_cache?index
/_nodes/stats/indices/request_cache?index
indices.queries.cache.size
index.queries.cache.enabled
7、查询执行效率
profile：true