J.Andreina created HDFS-7874: -------------------------------- Summary: Even-though rollback image is created, after restarting namenode with "rollingUpgrade started" option , createdRollbackImages is set to false. Key: HDFS-7874 URL: https://issues.apache.org/jira/browse/HDFS-7874 Project: Hadoop HDFS Issue Type: Bug Reporter: J.Andreina Assignee: J.Andreina
Step 1: Prepare rolling upgrade using "hdfs dfsadmin -rollingUpgrade prepare" . Rollback image will be created and UI displays as follows {noformat} Rolling upgrade started at 3/3/2015, 11:47:03 AM. Rollback image has been created. Proceed to upgrade daemons. {noformat} Step 2: Shutdown SNN and NN Step 3: Start NN with the "hdfs namenode -rollingUpgrade started" option. Issue: ====== Eventhough rollback image exist, restarting namenode with "rollingUpgrade started" option, on UI "rollback image not created" is displayed. {noformat} Rolling upgrade started at 3/3/2015, 11:47:03 AM. Rollback image has not been created. {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)