[jira] [Assigned] (YARN-5547) NMLeveldbStateStore should be more tolerant of unknown keys
[ https://issues.apache.org/jira/browse/YARN-5547?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Naganarasimha G R reassigned YARN-5547: --- Assignee: Naganarasimha G R (was: Ajith S) > NMLeveldbStateStore should be more tolerant of unknown keys > --- > > Key: YARN-5547 > URL: https://issues.apache.org/jira/browse/YARN-5547 > Project: Hadoop YARN > Issue Type: Improvement > Components: nodemanager >Affects Versions: 2.6.0 >Reporter: Jason Lowe >Assignee: Naganarasimha G R > Attachments: YARN-5547.01.patch, YARN-5547.02.patch > > > Whenever new keys are added to the NM state store it will break rolling > downgrades because the code will throw if it encounters an unrecognized key. > If instead it skipped unrecognized keys it could be simpler to continue > supporting rolling downgrades. We need to define the semantics of > unrecognized keys when containers and apps are cleaned up, e.g.: we may want > to delete all keys underneath an app or container directory when it is being > removed from the state store to prevent leaking unrecognized keys. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org
[jira] [Assigned] (YARN-5547) NMLeveldbStateStore should be more tolerant of unknown keys
[ https://issues.apache.org/jira/browse/YARN-5547?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ajith S reassigned YARN-5547: - Assignee: Ajith S > NMLeveldbStateStore should be more tolerant of unknown keys > --- > > Key: YARN-5547 > URL: https://issues.apache.org/jira/browse/YARN-5547 > Project: Hadoop YARN > Issue Type: Improvement > Components: nodemanager >Affects Versions: 2.6.0 >Reporter: Jason Lowe >Assignee: Ajith S > > Whenever new keys are added to the NM state store it will break rolling > downgrades because the code will throw if it encounters an unrecognized key. > If instead it skipped unrecognized keys it could be simpler to continue > supporting rolling downgrades. We need to define the semantics of > unrecognized keys when containers and apps are cleaned up, e.g.: we may want > to delete all keys underneath an app or container directory when it is being > removed from the state store to prevent leaking unrecognized keys. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: yarn-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: yarn-issues-h...@hadoop.apache.org
