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Arpit Agarwal commented on HADOOP-12325: ---------------------------------------- I kicked off a Jenkins build. Looks like the last one OOM'ed. > RPC Metrics : Add the ability track and log slow RPCs > ----------------------------------------------------- > > Key: HADOOP-12325 > URL: https://issues.apache.org/jira/browse/HADOOP-12325 > Project: Hadoop Common > Issue Type: Improvement > Components: ipc, metrics > Affects Versions: 2.7.1 > Reporter: Anu Engineer > Assignee: Anu Engineer > Attachments: HADOOP-12325.001.patch, HADOOP-12325.002.patch > > > This JIRA proposes to add a counter called RpcSlowCalls and also a > configuration setting that allows users to log really slow RPCs. Slow RPCs > are RPCs that fall at 99th percentile. This is useful to troubleshoot why > certain services like name node freezes under heavy load. -- This message was sent by Atlassian JIRA (v6.3.4#6332)