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Nodes hot_threads

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Nodes hot_threads

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Returns the hot threads on each selected node in the cluster.

Request

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GET /_nodes/hot_threads

GET /_nodes/<node_id>/hot_threads

Description

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This API yields a breakdown of the hot threads on each selected node in the cluster. The output is plain text with a breakdown of each node’s top hot threads.

Path parameters

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<node_id>: (Optional, string) Comma-separated list of node IDs or names used to limit returned information.

Query parameters

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ignore_idle_threads: (Optional, boolean) If true, known idle threads (e.g. waiting in a socket select, or to get a task from an empty queue) are filtered out. Defaults to true.
interval: (Optional, time units) The interval to do the second sampling of threads. Defaults to 500ms.
snapshots: (Optional, integer) Number of samples of thread stacktrace. Defaults to 10.
threads: (Optional, integer) Specifies the number of hot threads to provide information for. Defaults to 3.
timeout: (Optional, time units) Specifies the period of time to wait for a response. If no response is received before the timeout expires, the request fails and returns an error. Defaults to 30s.
master_timeout: (Optional, time units) Specifies the period of time to wait for a connection to the master node. If no response is received before the timeout expires, the request fails and returns an error. Defaults to 30s.
type: (Optional, string) The type to sample. Available options are block, cpu, and wait. Defaults to cpu.

Examples

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GET /_nodes/hot_threads
GET /_nodes/nodeId1,nodeId2/hot_threads

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