####elasticsearch 集群迁移与扩容脚本命令
######下线节点命令
curl -X PUT "localhost:9200/_cluster/settings" -H 'Content-Type: application/json' -d'
{
  "transient" : {
    "cluster.routing.allocation.exclude._ip" : "10.0.0.1"
  }
}

######查看集群分片数量
curl -X GET "localhost:9200/_cat/allocation?v"

#####重新加入节点
curl -X PUT "localhost:9200/_cluster/settings" -H 'Content-Type: application/json' -d'
{
  "transient" : {
    "cluster.routing.allocation.include._ip" : "10.0.0.*"
  }
}

######数据恢复 增加网络传输速度
curl -X PUT "localhost:9200/_cluster/settings" -H 'Content-Type: application/json' -d'
{
    "persistent" : {
        "indices.recovery.max_bytes_per_sec" : "100mb"
    }
}