엘라스틱서치 클러스터 재기동

2022-07-29

Full-cluster restart and rolling restart

PUT _cluster/settings
{
  "persistent": {
    "cluster.routing.allocation.enable": "primaries"
  }
}

POST /_flush
POST _ml/set_upgrade_mode?enabled=true

sudo systemctl stop elasticsearch.service
sudo -i service elasticsearch stop
kill $(cat pid) #If you are running Elasticsearch as a daemon:

GET _cat/health

GET _cat/nodes

Re-enable allocation.

PUT _cluster/settings
{
  "persistent": {
    "cluster.routing.allocation.enable": null
  }
}
GET _cat/health

GET _cat/recovery
POST _ml/set_upgrade_mode?enabled=false

elasticsearch