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Posted to common-issues@hadoop.apache.org by "Yang He (JIRA)" <ji...@apache.org> on 2013/12/11 04:10:08 UTC
[jira] [Updated] (HADOOP-10161) In the hadoop metrics framework,The
default value of dmax is 0, which means gmond process will never delete
this metirc although it is disappeared.
[ https://issues.apache.org/jira/browse/HADOOP-10161?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Yang He updated HADOOP-10161:
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Summary: In the hadoop metrics framework,The default value of dmax is 0, which means gmond process will never delete this metirc although it is disappeared. (was: In the hadoop metrics framework, the property of dmax in the ganglia configuration is the metrics dead time when the gmond destroy the metric in memery,The default value of it is 0, which means gmond process will never delete this metirc.)
> In the hadoop metrics framework,The default value of dmax is 0, which means gmond process will never delete this metirc although it is disappeared.
> ---------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HADOOP-10161
> URL: https://issues.apache.org/jira/browse/HADOOP-10161
> Project: Hadoop Common
> Issue Type: Improvement
> Components: fs
> Reporter: Yang He
> Priority: Minor
>
> The property of dmax is metric dead time , when one metrics is disappeared ,so no more value of the metric will be emtic to the gmond,after 'dmax' times ,then gmond will destroy the metric in memery . the default value is 0,which means the gmond will never destroy the metric althought the metric is disappeared ,the gmetad daemon also does not delete the rrdtool file.
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