[ https://issues.apache.org/jira/browse/HDFS-1910?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Konstantin Shvachko resolved HDFS-1910. --------------------------------------- Resolution: Fixed Fix Version/s: 1.1.0 Target Version/s: 1.1.0, 0.22.1 (was: 0.22.1, 1.1.0) I just committed this to branch 1. > when dfs.name.dir and dfs.name.edits.dir are same fsimage will be saved twice > every time > ---------------------------------------------------------------------------------------- > > Key: HDFS-1910 > URL: https://issues.apache.org/jira/browse/HDFS-1910 > Project: Hadoop HDFS > Issue Type: Bug > Components: name-node > Affects Versions: 0.21.0 > Reporter: Gokul > Priority: Minor > Labels: critical-0.22.0 > Fix For: 1.1.0, 0.22.1 > > Attachments: saveImageOnce-v0.22.patch, saveImageOnce-v1.1.patch > > > when image and edits dir are configured same, the fsimage flushing from > memory to disk will be done twice whenever saveNamespace is done. this may > impact the performance of backupnode/snn where it does a saveNamespace during > every checkpointing time. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira