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Chao Sun commented on HDFS-13286: --------------------------------- Attached patch v5. [~xkrogen]: I didn't find anything else besides those in your comments. There are several places where STANDBY isĀ checked in the Yarn RM, but I think we should not need to change themĀ as it is not possible to get into OBSERVER state in the RM. > Add haadmin commands to transition between standby and observer > --------------------------------------------------------------- > > Key: HDFS-13286 > URL: https://issues.apache.org/jira/browse/HDFS-13286 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Chao Sun > Assignee: Chao Sun > Priority: Major > Attachments: HDFS-13286-HDFS-12943.000.patch, > HDFS-13286-HDFS-12943.001.patch, HDFS-13286-HDFS-12943.002.patch, > HDFS-13286-HDFS-12943.003.patch, HDFS-13286-HDFS-12943.004.patch, > HDFS-13286-HDFS-12943.005.patch > > > As discussed in HDFS-12975, we should allow explicit transition between > standby and observer through haadmin command, such as: > {code} > haadmin -transitionToObserver > {code} > Initially we should support transition from observer to standby, and standby > to observer. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org