[ https://issues.apache.org/jira/browse/HADOOP-1898?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Amareshwari Sri Ramadasu updated HADOOP-1898: --------------------------------------------- Status: Open (was: Patch Available) > locking for the ReflectionUtils.logThreadInfo is too conservative > ----------------------------------------------------------------- > > Key: HADOOP-1898 > URL: https://issues.apache.org/jira/browse/HADOOP-1898 > Project: Hadoop > Issue Type: Bug > Components: util > Affects Versions: 0.15.0 > Reporter: Owen O'Malley > Assignee: Amareshwari Sri Ramadasu > Fix For: 0.16.0 > > Attachments: patch-1898.txt, patch-1898.txt, patch-1898.txt, > patch-1898.txt > > > When the RPC servers get into trouble with their call queues backing up, they > occasionally dump the call stacks. These are very useful for identifying hot > spots, but the locking is too conservative and so all of the handlers are > blocked while the thread call stacks are dumped. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.