es 查看线程池

1、查看线程状态

_cat/thread_pool/

2、查看线程状态

_nodes/thread_pool/

3、修改线程池

_cluster/settings

参数：{
  "transient": {
    "threadpool.search.type": "fixed",
    "threadpool.search.size": 100,
    "threadpool.search.queue_size": 500
  }
}