Nagios Support Forum

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# curl -XGet 'localhost:9200/_cluster/health?pretty'
{
  "cluster_name" : "15edd11f-8263-4eb7-9054-8ace66feebb6",
  "status" : "red",
  "timed_out" : false,
  "number_of_nodes" : 4,
  "number_of_data_nodes" : 4,
  "active_primary_shards" : 1315,
  "active_shards" : 2630,
  "relocating_shards" : 0,
  "initializing_shards" : 0,
  "unassigned_shards" : 1006,
  "delayed_unassigned_shards" : 0,
  "number_of_pending_tasks" : 0,
  "number_of_in_flight_fetch" : 0
}

# curl -XGET 'http://localhost:9200/_cluster/settings?pretty'
{
  "persistent" : { },
  "transient" : {
    "cluster" : {
      "routing" : {
        "allocation" : {
          "node_concurrent_recoveries" : "6"
        }
      }
    },
    "indices" : {
      "recovery" : {
        "max_bytes_per_sec" : "250mb"
      }
    }
  }
}

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curl -XGet localhost:9200/_cluster/allocation/explain?pretty -d '
{ "index": "randomindexname-2019.09.23",
 "shard": 0,
 "primary": true
}
';

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{
  "error" : "IndexMissingException[[_cluster] missing]",
  "status" : 404
}

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df -h

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curl -XGET 'localhost:9200/_cat/shards/somerandomindex'
somerandomindex 2 r STARTED    3005596 2gb 151.120.113.53 39e75611-f913-4be5-969e-b6ad41fd5437
somerandomindex 2 p STARTED    3005596 2gb 151.120.113.51 77596958-30db-4cb4-bf11-09e114a44012
somerandomindex 0 p UNASSIGNED
somerandomindex 0 r UNASSIGNED
somerandomindex 3 p UNASSIGNED
somerandomindex 3 r UNASSIGNED
somerandomindex 1 p UNASSIGNED
somerandomindex 1 r UNASSIGNED
somerandomindex 4 p STARTED    3006740 2gb 151.120.113.51 77596958-30db-4cb4-bf11-09e114a44012
somerandomindex 4 r STARTED    3006740 2gb 151.120.113.54 dda7f85c-6641-4b98-b573-fbdf7121c025