[jira] [Updated] (YARN-1641) ZK store should attempt a write periodically to ensure it is still Active
[ https://issues.apache.org/jira/browse/YARN-1641?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Karthik Kambatla updated YARN-1641: --- Attachment: yarn-1641-2.patch Added thread name. > ZK store should attempt a write periodically to ensure it is still Active > - > > Key: YARN-1641 > URL: https://issues.apache.org/jira/browse/YARN-1641 > Project: Hadoop YARN > Issue Type: Sub-task > Components: resourcemanager >Affects Versions: 2.3.0 >Reporter: Karthik Kambatla >Assignee: Karthik Kambatla > Attachments: yarn-1641-1.patch, yarn-1641-2.patch > > > Fencing in ZK store kicks in when the RM tries to write something to the > store. If the RM doesn't write anything to the store, it doesn't get fenced > and can continue to assume being the Active. > By periodically writing a file (say, every RM_ZK_TIMEOUT_MS seconds), we can > ensure it gets fenced. -- This message was sent by Atlassian JIRA (v6.1.5#6160)
[jira] [Updated] (YARN-1641) ZK store should attempt a write periodically to ensure it is still Active
[ https://issues.apache.org/jira/browse/YARN-1641?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Karthik Kambatla updated YARN-1641: --- Summary: ZK store should attempt a write periodically to ensure it is still Active (was: ZK store - periodically create a dummy file to kick in fencing) > ZK store should attempt a write periodically to ensure it is still Active > - > > Key: YARN-1641 > URL: https://issues.apache.org/jira/browse/YARN-1641 > Project: Hadoop YARN > Issue Type: Sub-task > Components: resourcemanager >Affects Versions: 2.3.0 >Reporter: Karthik Kambatla >Assignee: Karthik Kambatla > Attachments: yarn-1641-1.patch > > > Fencing in ZK store kicks in when the RM tries to write something to the > store. If the RM doesn't write anything to the store, it doesn't get fenced > and can continue to assume being the Active. > By periodically writing a file (say, every RM_ZK_TIMEOUT_MS seconds), we can > ensure it gets fenced. -- This message was sent by Atlassian JIRA (v6.1.5#6160)