【ElasticSearch基础】-- 日常查询&运维操作
1 日常查询1.1 查询所有索引curl 'http://172.16.2.19:9200/_cat/indices?v'1.2 查看索引信息curl -sXGET "http://172.16.2.19:9200/_cat/indices/user_02?h=i,p,r"列名称:索引名称 主分片 副本个数curl -sXGET "http://172.16.2.19:9200/_cat/indi
目录
2.6 查看 segment 的数量(明细和总共 segment 数量)
1 日常查询
1.1 查询所有索引
curl 'http://172.16.2.19:9200/_cat/indices?v'
1.2 查看索引信息
curl -sXGET "http://172.16.2.19:9200/_cat/indices/user_02?h=i,p,r"
列名称:索引名称 主分片 副本个数
curl -sXGET "http://172.16.2.19:9200/_cat/indices/test_02"
yellow open test_02 V3--Fg3iTHaZZHv5lU8VAg 3 2 1430397 16 931.9mb 931.9mb
1.3 查询数据
curl '172.16.2.19:9200/spark/_search?q=*&pretty'
1.4 打开 index
POST kindex_2021.06.*/_open?master_timeout=60m
1.5 查看 index 配置
curl 'http://172.16.3.9:9200/us_02/_settings'
1.6 查看 es 版本
curl 'http://172.16.3.8:9200'
2 运维
2.1 集群健康情况
curl 'http://172.16.3.8:9200/_cluster/health?pretty'
2.2 查看线程池情况
curl 'http://172.16.3.8:9200/_cat/thread_pool'
2.3 查看pending 的任务
curl 'http://172.16.3.8:9200/_cluster/pending_tasks'
curl 'http://172.16.3.8:9200/_tasks?detailed=true'
2.4 查看集群状态
curl 'http://172.16.3.8:9200/_cluster/stats?human&pretty'
2.5 查看节点hot_thread
curl 'http://172.16.3.8:9200/_nodes/hot_threads'
2.6 查看 segment 的数量(明细和总共 segment 数量)
语法:https://www.elastic.co/guide/en/elasticsearch/reference/current/cat-segments.html
curl 'http://172.16.3.98:9200/_cat/segments?v=true'
curl 'http://172.16.2.119:9200/_cat/segments'
curl 'http://172.16.3.98:9200/_cat/segments?v&h=i,shard,segment,size,size.memory'
curl 'http://172.16.2.119:9200/_cat/indices/?s=segmentsCount:desc&v&h=index,segmentsCount,segmentsMemory,memoryTotal,mergesCurrent,mergesCurrentDocs,storeSize,p,r'
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