ES Common query command

• View Index

`curl '10.95.32.34:9200/_cat/indices?v'`

• Creating an index

  curl -XPUT  '10.95.32.34:9200/customer-test?pretty'

• Insert data:

  curl -XPUT '10.95.32.34:9200/customer-test/employee/2?pretty' -d '{"name": "John smart"}'
  curl -XPUT '10.95.32.34:9200/customer-test/employee/1' -d '{"first_name":"John","last_name":"Smith","age":25,"about":"Ilovetogorockclimbing","interests":["sports","music"]}'

• View data:

  curl -XPOST '10.95.32.34:9200/customer-test/_search?pretty'

• View Health:

  [root@server02 ~]# curl  -sXGET 'http://localhost:9200/_cluster/health?pretty'
  {
  "cluster_name" : "es",
  "status" : "green",
  "timed_out" : false,
  "number_of_nodes" : 9,
  "number_of_data_nodes" : 9,
  "active_primary_shards" : 129,
  "active_shards" : 258,
  "relocating_shards" : 0,
  "initializing_shards" : 0,
  "unassigned_shards" : 0,
  "delayed_unassigned_shards" : 0,
  "number_of_pending_tasks" : 0,
  "number_of_in_flight_fetch" : 0,
  "task_max_waiting_in_queue_millis" : 0,
  "active_shards_percent_as_number" : 100.0
  }

• Find the index unfragmented

  curl -s "http://localhost:9200/_cat/shards" | grep UNASSIGNED

• Delete the index:

  curl -XDELETE 'http://localhost:9200/noah_flow_file_20190625'

• Find unassigned index

  curl  -s 'http://localhost:9200/_cat/shards' | grep UNASSIGNED | awk '{print $1}' | sort | uniq