查看集羣運行狀態node
GET /_cat/health?v
響應python
1573460861 16:27:41 my-application yellow 1 1 372 372 0 0 371 0 - 50.1%
green:一切都好(集羣功能齊全)app
yellow:全部數據都可用,但某些副本還沒有分配(集羣功能齊全)post
red:-因爲某些緣由,某些數據不可用(集羣部分起做用)blog
獲取集羣節點列表索引
GET /_cat/nodes?v
查看索引io
GET /_cat/indices?v
建立一個name爲customer的索引class
PUT /customer?pretty GET /_cat/indices?v
post建立,不用指定id集羣
POST /customer/doc?pretty { "name": "Jane Doe" }