Get thread pool statistics
Get thread pool statistics for each node in a cluster. Returned information includes all built-in thread pools and custom thread pools. IMPORTANT: cat APIs are only intended for human consumption using the command line or Kibana console. They are not intended for use by applications. For application consumption, use the nodes info API.
Path parameters
-
thread_pool_patterns
string | array[string] Required A comma-separated list of thread pool names used to limit the request. Accepts wildcard expressions.
Query parameters
-
h
string | array[string] List of columns to appear in the response. Supports simple wildcards.
-
s
string | array[string] List of columns that determine how the table should be sorted. Sorting defaults to ascending and can be changed by setting
:asc
or:desc
as a suffix to the column name. -
time
string The unit used to display time values.
Values are
nanos
,micros
,ms
,s
,m
,h
, ord
. -
local
boolean If
true
, the request computes the list of selected nodes from the local cluster state. Iffalse
the list of selected nodes are computed from the cluster state of the master node. In both cases the coordinating node will send requests for further information to each selected node. -
master_timeout
string Period to wait for a connection to the master node.
curl \
--request GET http://api.example.com/_cat/thread_pool/{thread_pool_patterns} \
--header "Authorization: $API_KEY"
[
{
"node_name": "node-0",
"name": "analyze",
"active": "0",
"queue": "0",
"rejected": "0"
},
{
"node_name": "node-0",
"name": "fetch_shard_started",
"active": "0",
"queue": "0",
"rejected": "0"
},
{
"node_name": "node-0",
"name": "fetch_shard_store",
"active": "0",
"queue": "0",
"rejected": "0"
},
{
"node_name": "node-0",
"name": "flush",
"active": "0",
"queue": "0",
"rejected": "0"
},
{
"node_name": "node-0",
"name": "write",
"active": "0",
"queue": "0",
"rejected": "0"
}
]
[
{
"id": "0EWUhXeBQtaVGlexUeVwMg",
"name": "generic",
"active": "0",
"rejected": "0",
"completed": "70"
}
]