[ https://issues.apache.org/jira/browse/HDFS-7002?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Akira AJISAKA resolved HDFS-7002. --------------------------------- Resolution: Invalid Rolling upgrades are available for the upgrades from 2.4+ only. Rolling upgrade from ~2.3 to 2.4+ is not supported. > Failed to rolling upgrade hdfs from 2.2.0 to 2.4.1 > -------------------------------------------------- > > Key: HDFS-7002 > URL: https://issues.apache.org/jira/browse/HDFS-7002 > Project: Hadoop HDFS > Issue Type: Bug > Components: journal-node, namenode, qjm > Affects Versions: 2.2.0, 2.4.1 > Reporter: sam liu > Priority: Blocker > -- This message was sent by Atlassian JIRA (v6.3.4#6332)