Elasticsearch cat API的使用

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Elasticsearch cat API是用于查看集群运行状态的REST API接口,以_cat作为接口前缀

JSON非常适合计算机。 即使它打印得很漂亮,试图在数据中找到关系也是乏味的。 人眼,尤其是在观看ssh终端时,需要紧凑且对齐的文字。 cat API旨在满足这一需求。

所有cat命令都接受查询字符串参数帮助以查看它们提供的所有标头和信息,并且/ _cat命令单独列出所有可用命令。

1.集群状态

GET /_cat/health?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: 9d6a6d57-05a6-4a93-9226-af165b2a2818

[
  {
    "epoch" : "1544423364",
    "timestamp" : "14:29:24",
    "cluster" : "elasticsearch",
    "status" : "green",
    "node.total" : "3",
    "node.data" : "2",
    "shards" : "10",
    "pri" : "5",
    "relo" : "0",
    "init" : "0",
    "unassign" : "0",
    "pending_tasks" : "0",
    "max_task_wait_time" : "-",
    "active_shards_percent" : "100.0%"
  }
]

可以看到,返回值是表格形式的文本,内容为

字段 描述
epoch 不知道
timestamp 集群启动还是创建时间
cluster 集群名称
status 集群状态,红色代表有主分片未启动,黄色代表有副本分片未启动,绿色代表良好
node.total 节点总数,包含主节点
node.data 数据节点数,不包含主节点
shards 总的分片数量,包含主分片和副本
pri 主分片数量
active_shards_percent 激活的分片百分比

2.节点列表

GET /_cat/nodes?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: 623ab667-8f36-40cc-a278-5facbe6e59b4

[
  {
    "ip" : "127.0.0.1",
    "heap.percent" : "43",
    "ram.percent" : "71",
    "cpu" : "4",
    "load_1m" : null,
    "load_5m" : null,
    "load_15m" : null,
    "node.role" : "mi",
    "master" : "*",
    "name" : "master"
  },
  {
    "ip" : "127.0.0.1",
    "heap.percent" : "49",
    "ram.percent" : "71",
    "cpu" : "4",
    "load_1m" : null,
    "load_5m" : null,
    "load_15m" : null,
    "node.role" : "di",
    "master" : "-",
    "name" : "slave1"
  },
  {
    "ip" : "127.0.0.1",
    "heap.percent" : "50",
    "ram.percent" : "71",
    "cpu" : "4",
    "load_1m" : null,
    "load_5m" : null,
    "load_15m" : null,
    "node.role" : "di",
    "master" : "-",
    "name" : "slave2"
  }
]

节点列表也是以表格形式文本返回,属性为:

属性 描述
ip 节点IP地址
heap.percent 堆占用百分比
ram.percent RAM占用百分比

cpu

使用CPU内核数量
node.role 节点角色,取角色列表首字母,m-master代表主节点,d-data代表数据节点,i-ingest不知道
master 是否为主节点
name 节点名称

3.索引列表

GET /_cat/indices?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: b7b8ed6b-7518-4b20-9f9c-dee576f33d22

[
  {
    "health" : "green",
    "status" : "open",
    "index" : "spring-elasticsearch-demo",
    "uuid" : "6tdQkxFpQgi9s-yXTVZpEw",
    "pri" : "5",
    "rep" : "1",
    "docs.count" : "1",
    "docs.deleted" : "0",
    "store.size" : "12.2kb",
    "pri.store.size" : "6.1kb"
  }
]

这个返回值,确实很难看,属性为:

属性 描述
health 健康颜色
status 状态
index 索引名称
uuid 分配的uuid
pri 主分片数量
rep 副本数量,副本数量为1代表主分片复制一份,即5哥副本节点
docs.count 文档数量
docs.deleted 已删除文档数量
store.size 存储大小
pri.store.size 主存储大小

4.主节点

GET /_cat/master?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: a32bfded-ec22-4b56-8d51-7d67835471ba

[
  {
    "id" : "X4gOxxwMT-SEE3FB8Nyx-Q",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "node" : "master"
  }
]

获取集群中主节点信息,属性为:

属性 描述
id 节点uuid?
host 主节点所属域名
ip 主节点所属IP
node 主节点名称

5.别名信息

GET /_cat/aliases?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: 567f42fc-c946-4302-ba97-80085d3caf92

别名显示有关索引的当前配置别名的信息,包括过滤器和路由信息。

6.空间分配

GET /_cat/allocation?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: 4ec316a4-2c1e-4451-b037-5c8906f602a6

[
  {
    "shards" : "5",
    "disk.indices" : "6.1kb",
    "disk.used" : "222.2gb",
    "disk.avail" : "77.7gb",
    "disk.total" : "300gb",
    "disk.percent" : "74",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "node" : "slave2"
  },
  {
    "shards" : "5",
    "disk.indices" : "6.1kb",
    "disk.used" : "222.2gb",
    "disk.avail" : "77.7gb",
    "disk.total" : "300gb",
    "disk.percent" : "74",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "node" : "slave1"
  }
]

allocation提供了为每个数据节点分配了多少分片以及它们使用了多少磁盘空间的快照,属性为:

属性 描述
node 节点名称
ip 节点IP
host 节点域名
shards 分片数量
disk.indices 磁盘索引文件大小?
disk.used 磁盘已使用大小
disk.avail 磁盘可使用大小
disk.total 磁盘总大小
disk.percent 磁盘已使用百分比

7.查询文档数量,可以指定索引

GET /_cat/count?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: 783fda61-af78-4071-bb12-91dd45a4f2eb

[
  {
    "epoch" : "1544424000",
    "timestamp" : "14:40:00",
    "count" : "1"
  }
]

8。节点属性

GET /_cat/nodeattrs?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: bb20f4d3-6417-4fbf-bfcf-5f75bd576d3b

[
  {
    "node" : "master",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.machine_memory",
    "value" : "8467042304"
  },
  {
    "node" : "master",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "rack",
    "value" : "主节点"
  },
  {
    "node" : "master",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "xpack.installed",
    "value" : "true"
  },
  {
    "node" : "master",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.max_open_jobs",
    "value" : "20"
  },
  {
    "node" : "master",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.enabled",
    "value" : "true"
  },
  {
    "node" : "slave1",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.machine_memory",
    "value" : "8467042304"
  },
  {
    "node" : "slave1",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "rack",
    "value" : "副节点1"
  },
  {
    "node" : "slave1",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.max_open_jobs",
    "value" : "20"
  },
  {
    "node" : "slave1",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "xpack.installed",
    "value" : "true"
  },
  {
    "node" : "slave1",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.enabled",
    "value" : "true"
  },
  {
    "node" : "slave2",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.machine_memory",
    "value" : "8467042304"
  },
  {
    "node" : "slave2",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "rack",
    "value" : "副节点2"
  },
  {
    "node" : "slave2",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.max_open_jobs",
    "value" : "20"
  },
  {
    "node" : "slave2",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "xpack.installed",
    "value" : "true"
  },
  {
    "node" : "slave2",
    "host" : "localhost",
    "ip" : "127.0.0.1",
    "attr" : "ml.enabled",
    "value" : "true"
  }
]

9.索引分片恢复视图

GET /_cat/recovery?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: af33d7f5-884b-479d-9d5d-db2655f9ff50

[
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "0",
    "time" : "4.5s",
    "type" : "empty_store",
    "stage" : "done",
    "source_host" : "n/a",
    "source_node" : "n/a",
    "target_host" : "localhost",
    "target_node" : "slave2",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "0",
    "files_recovered" : "0",
    "files_percent" : "0.0%",
    "files_total" : "0",
    "bytes" : "0",
    "bytes_recovered" : "0",
    "bytes_percent" : "0.0%",
    "bytes_total" : "0",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "0",
    "time" : "3.9s",
    "type" : "peer",
    "stage" : "done",
    "source_host" : "localhost",
    "source_node" : "slave2",
    "target_host" : "localhost",
    "target_node" : "slave1",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "1",
    "files_recovered" : "1",
    "files_percent" : "100.0%",
    "files_total" : "1",
    "bytes" : "230",
    "bytes_recovered" : "230",
    "bytes_percent" : "100.0%",
    "bytes_total" : "230",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "1",
    "time" : "4.1s",
    "type" : "peer",
    "stage" : "done",
    "source_host" : "localhost",
    "source_node" : "slave1",
    "target_host" : "localhost",
    "target_node" : "slave2",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "1",
    "files_recovered" : "1",
    "files_percent" : "100.0%",
    "files_total" : "1",
    "bytes" : "230",
    "bytes_recovered" : "230",
    "bytes_percent" : "100.0%",
    "bytes_total" : "230",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "1",
    "time" : "4.8s",
    "type" : "empty_store",
    "stage" : "done",
    "source_host" : "n/a",
    "source_node" : "n/a",
    "target_host" : "localhost",
    "target_node" : "slave1",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "0",
    "files_recovered" : "0",
    "files_percent" : "0.0%",
    "files_total" : "0",
    "bytes" : "0",
    "bytes_recovered" : "0",
    "bytes_percent" : "0.0%",
    "bytes_total" : "0",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "2",
    "time" : "4.8s",
    "type" : "empty_store",
    "stage" : "done",
    "source_host" : "n/a",
    "source_node" : "n/a",
    "target_host" : "localhost",
    "target_node" : "slave2",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "0",
    "files_recovered" : "0",
    "files_percent" : "0.0%",
    "files_total" : "0",
    "bytes" : "0",
    "bytes_recovered" : "0",
    "bytes_percent" : "0.0%",
    "bytes_total" : "0",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "2",
    "time" : "4s",
    "type" : "peer",
    "stage" : "done",
    "source_host" : "localhost",
    "source_node" : "slave2",
    "target_host" : "localhost",
    "target_node" : "slave1",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "1",
    "files_recovered" : "1",
    "files_percent" : "100.0%",
    "files_total" : "1",
    "bytes" : "230",
    "bytes_recovered" : "230",
    "bytes_percent" : "100.0%",
    "bytes_total" : "230",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "3",
    "time" : "3.9s",
    "type" : "peer",
    "stage" : "done",
    "source_host" : "localhost",
    "source_node" : "slave1",
    "target_host" : "localhost",
    "target_node" : "slave2",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "1",
    "files_recovered" : "1",
    "files_percent" : "100.0%",
    "files_total" : "1",
    "bytes" : "230",
    "bytes_recovered" : "230",
    "bytes_percent" : "100.0%",
    "bytes_total" : "230",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "3",
    "time" : "4.3s",
    "type" : "empty_store",
    "stage" : "done",
    "source_host" : "n/a",
    "source_node" : "n/a",
    "target_host" : "localhost",
    "target_node" : "slave1",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "0",
    "files_recovered" : "0",
    "files_percent" : "0.0%",
    "files_total" : "0",
    "bytes" : "0",
    "bytes_recovered" : "0",
    "bytes_percent" : "0.0%",
    "bytes_total" : "0",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "4",
    "time" : "4.6s",
    "type" : "empty_store",
    "stage" : "done",
    "source_host" : "n/a",
    "source_node" : "n/a",
    "target_host" : "localhost",
    "target_node" : "slave2",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "0",
    "files_recovered" : "0",
    "files_percent" : "0.0%",
    "files_total" : "0",
    "bytes" : "0",
    "bytes_recovered" : "0",
    "bytes_percent" : "0.0%",
    "bytes_total" : "0",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  },
  {
    "index" : "spring-elasticsearch-demo",
    "shard" : "4",
    "time" : "1.3s",
    "type" : "peer",
    "stage" : "done",
    "source_host" : "localhost",
    "source_node" : "slave2",
    "target_host" : "localhost",
    "target_node" : "slave1",
    "repository" : "n/a",
    "snapshot" : "n/a",
    "files" : "1",
    "files_recovered" : "1",
    "files_percent" : "100.0%",
    "files_total" : "1",
    "bytes" : "230",
    "bytes_recovered" : "230",
    "bytes_percent" : "100.0%",
    "bytes_total" : "230",
    "translog_ops" : "0",
    "translog_ops_recovered" : "0",
    "translog_ops_percent" : "100.0%"
  }
]

10.线程池

GET /_cat/thread_pool?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: 2fbe4ab6-ffbb-484c-8dd3-6be4d8c5d7f8


[
  {
    "node_name" : "master",
    "name" : "analyze",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "fetch_shard_started",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "fetch_shard_store",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "flush",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "force_merge",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "generic",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "get",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "index",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "listener",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "management",
    "active" : "1",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "ml_autodetect",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "ml_datafeed",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "ml_utility",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "refresh",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "rollup_indexing",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "search",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "security-token-key",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "snapshot",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "warmer",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "watcher",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "master",
    "name" : "write",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "analyze",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "fetch_shard_started",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "fetch_shard_store",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "flush",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "force_merge",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "generic",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "get",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "index",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "listener",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "management",
    "active" : "1",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "ml_autodetect",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "ml_datafeed",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "ml_utility",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "refresh",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "rollup_indexing",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "search",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "security-token-key",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "snapshot",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "warmer",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "watcher",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave1",
    "name" : "write",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "analyze",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "fetch_shard_started",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "fetch_shard_store",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "flush",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "force_merge",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "generic",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "get",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "index",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "listener",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "management",
    "active" : "1",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "ml_autodetect",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "ml_datafeed",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "ml_utility",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "refresh",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "rollup_indexing",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "search",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "security-token-key",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "snapshot",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "warmer",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "watcher",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  },
  {
    "node_name" : "slave2",
    "name" : "write",
    "active" : "0",
    "queue" : "0",
    "rejected" : "0"
  }
]

11.查看模板

GET /_cat/templates?format=json& pretty HTTP/1.1
Host: localhost:9200
cache-control: no-cache
Postman-Token: 9f374743-ec24-4a55-9dda-861d863a3bb1

[
  {
    "name" : "security_audit_log",
    "index_patterns" : "[.security_audit_log*]",
    "order" : "1000",
    "version" : null
  },
  {
    "name" : ".ml-notifications",
    "index_patterns" : "[.ml-notifications]",
    "order" : "0",
    "version" : "6040399"
  },
  {
    "name" : "security-index-template",
    "index_patterns" : "[.security-*]",
    "order" : "1000",
    "version" : null
  },
  {
    "name" : ".monitoring-alerts",
    "index_patterns" : "[.monitoring-alerts-6]",
    "order" : "0",
    "version" : "6040099"
  },
  {
    "name" : ".watches",
    "index_patterns" : "[.watches*]",
    "order" : "2147483647",
    "version" : null
  },
  {
    "name" : ".watch-history-9",
    "index_patterns" : "[.watcher-history-9*]",
    "order" : "2147483647",
    "version" : null
  },
  {
    "name" : "logstash-index-template",
    "index_patterns" : "[.logstash]",
    "order" : "0",
    "version" : null
  },
  {
    "name" : ".monitoring-logstash",
    "index_patterns" : "[.monitoring-logstash-6-*]",
    "order" : "0",
    "version" : "6040099"
  },
  {
    "name" : ".ml-anomalies-",
    "index_patterns" : "[.ml-anomalies-*]",
    "order" : "0",
    "version" : "6040399"
  },
  {
    "name" : ".monitoring-beats",
    "index_patterns" : "[.monitoring-beats-6-*]",
    "order" : "0",
    "version" : "6040099"
  },
  {
    "name" : ".monitoring-kibana",
    "index_patterns" : "[.monitoring-kibana-6-*]",
    "order" : "0",
    "version" : "6040099"
  },
  {
    "name" : ".triggered_watches",
    "index_patterns" : "[.triggered_watches*]",
    "order" : "2147483647",
    "version" : null
  },
  {
    "name" : ".ml-state",
    "index_patterns" : "[.ml-state]",
    "order" : "0",
    "version" : "6040399"
  },
  {
    "name" : ".monitoring-es",
    "index_patterns" : "[.monitoring-es-6-*]",
    "order" : "0",
    "version" : "6040099"
  },
  {
    "name" : ".ml-meta",
    "index_patterns" : "[.ml-meta]",
    "order" : "0",
    "version" : "6040399"
  }
]

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转载自blog.csdn.net/qq_27868061/article/details/84937081