elasticsearch 6.2.2 health status examples

gistfile1.txt

# use `kibana -> dev-tools -> console` or curl

# get cluster health
GET _cluster/health

# indices: the health should be green
GET _cat/indices?v

# shard: the state should be "STARTED"
GET _cat/shards?v

# shard allocations
GET _cat/allocation?v

# node: check heap percent and loading
GET _cat/nodes?v


# increse the delayed_timeout for nodes
GET _all/_settings

PUT _all/_settings
{
  "settings": {
    "index.unassigned.node_left.delayed_timeout": "30m"
  }
}

PUT _all/_settings
{
  "settings": {
    "index.unassigned.node_left.delayed_timeout": null
  }
}


# increse the delayed_timeout for a index
GET logger_k8s_containers-2021.11.05/_settings
PUT logger_k8s_components-2021.11.05/_settings
{
  "settings": {
    "index.unassigned.node_left.delayed_timeout": "30m"
  }
}
PUT logger_k8s_components-2021.11.05/_settings
{
  "settings": {
    "index.unassigned.node_left.delayed_timeout": null
  }
}