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Posted to hdfs-dev@hadoop.apache.org by "Weiwei Yang (JIRA)" <ji...@apache.org> on 2017/10/19 07:00:13 UTC
[jira] [Created] (HDFS-12684) Ozone: SCM metrics NodeCount is
overlapping with node manager metrics
Weiwei Yang created HDFS-12684:
----------------------------------
Summary: Ozone: SCM metrics NodeCount is overlapping with node manager metrics
Key: HDFS-12684
URL: https://issues.apache.org/jira/browse/HDFS-12684
Project: Hadoop HDFS
Issue Type: Sub-task
Components: ozone, scm
Reporter: Weiwei Yang
Priority: Minor
I found this issue while reviewing HDFS-11468, from http://scm_host:9876/jmx, both SCM and SCMNodeManager has {{NodeCount}} metrics
{noformat}
{
"name" : "Hadoop:service=StorageContainerManager,name=StorageContainerManagerInfo,component=ServerRuntime",
"modelerType" : "org.apache.hadoop.ozone.scm.StorageContainerManager",
"ClientRpcPort" : "9860",
"DatanodeRpcPort" : "9861",
"NodeCount" : [ {
"key" : "STALE",
"value" : 0
}, {
"key" : "DECOMMISSIONING",
"value" : 0
}, {
"key" : "DECOMMISSIONED",
"value" : 0
}, {
"key" : "FREE_NODE",
"value" : 0
}, {
"key" : "RAFT_MEMBER",
"value" : 0
}, {
"key" : "HEALTHY",
"value" : 0
}, {
"key" : "DEAD",
"value" : 0
}, {
"key" : "UNKNOWN",
"value" : 0
} ],
"CompileInfo" : "2017-10-17T06:47Z xxx",
"Version" : "3.1.0-SNAPSHOT, r6019a25908ce75155656f13effd8e2e53ed43461",
"SoftwareVersion" : "3.1.0-SNAPSHOT",
"StartedTimeInMillis" : 1508393551065
}, {
"name" : "Hadoop:service=SCMNodeManager,name=SCMNodeManagerInfo",
"modelerType" : "org.apache.hadoop.ozone.scm.node.SCMNodeManager",
"NodeCount" : [ {
"key" : "STALE",
"value" : 0
}, {
"key" : "DECOMMISSIONING",
"value" : 0
}, {
"key" : "DECOMMISSIONED",
"value" : 0
}, {
"key" : "FREE_NODE",
"value" : 0
}, {
"key" : "RAFT_MEMBER",
"value" : 0
}, {
"key" : "HEALTHY",
"value" : 0
}, {
"key" : "DEAD",
"value" : 0
}, {
"key" : "UNKNOWN",
"value" : 0
} ],
"OutOfChillMode" : false,
"MinimumChillModeNodes" : 1,
"ChillModeStatus" : "Still in chill mode, waiting on nodes to report in. 0 nodes reported, minimal 1 nodes required."
}
{noformat}
hence, propose to remove {{NodeCount}} from {{SCMMXBean}}.
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