[ https://issues.apache.org/jira/browse/HDFS-10319?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tsz Wo Nicholas Sze updated HDFS-10319: --------------------------------------- Attachment: h10319_20160420.patch h10319_20160420.patch: matches storage types. > Balancer should not try to pair storages with different types > ------------------------------------------------------------- > > Key: HDFS-10319 > URL: https://issues.apache.org/jira/browse/HDFS-10319 > Project: Hadoop HDFS > Issue Type: Bug > Components: balancer & mover > Reporter: Tsz Wo Nicholas Sze > Assignee: Tsz Wo Nicholas Sze > Priority: Minor > Attachments: h10319_20160420.patch > > > This is a performance bug – Balancer may pair a source datanode and a target > datanode with different storage types. Fortunately, it will fail schedule any > blocks in such pair since it will find out that the storage types are not > matched later on. > The bug won't lead to incorrect results. -- This message was sent by Atlassian JIRA (v6.3.4#6332)