ambari/ambari-server/docs/api/v1/components-component.md

View Component Information

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Summary

Return the component identified by ":componentName" for for the service identifired by ":serviceName".

GET /clusters/:name/services/:serviceName/components/:componentName

Response

HTTP CODE	Description
200	OK
400	Bad Request
401	Unauthorized
403	Forbidden
404	Not Found
500	Internal Server Error

Example

GET /clusters/c1/services/HDFS/components/DATANODE

200 OK
{
    "href" : "http://your.ambari.server/api/v1/clusters/c1/services/HDFS/components/DATANODE",
    "metrics" : {
        "process" : {
            ...    
        },
        "rpc" : {
            ...
        },
        "ugi" : {
            ...
        },
        "dfs" : {
            "datanode" : {
            ...
            }
        },
        "disk" : {
            ...
        },
        "cpu" : {
            ...
        },
        "rpcdetailed" : {
            ...
        },
        "jvm" : {
            ...
        },
        "load" : {
            ...
        },
        "memory" : {
            ...
        },
        "network" : {
            ...
        },
    },
    "ServiceComponentInfo" : {
        "cluster_name" : "c1",
        "component_name" : "DATANODE",
        "service_name" : "HDFS"
        "state" : "STARTED"
    },
    "host_components" : [
        {
            "href" : "http://your.ambari.server/api/v1/clusters/c1/hosts/host1/host_components/DATANODE",
            "HostRoles" : {
                "cluster_name" : "c1",
                "component_name" : "DATANODE",
                "host_name" : "host1"
            }
        }
    ]
}