[ https://issues.apache.org/jira/browse/HDFS-15027?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xudong Cao updated HDFS-15027: ------------------------------ Attachment: (was: HDFS-15027.000.patch) > Correct target DN's log while balancing. > ---------------------------------------- > > Key: HDFS-15027 > URL: https://issues.apache.org/jira/browse/HDFS-15027 > Project: Hadoop HDFS > Issue Type: Bug > Components: balancer & mover > Affects Versions: 3.2.1 > Reporter: Xudong Cao > Assignee: Xudong Cao > Priority: Minor > > During HDFS balancing, after the target DN moves a block from the proxy DN, > it prints a log following the pattern below: > *Moved BLOCK from BALANCER* > But this is wrong and misleading, the right pattern should be: > *Moved BLOCK from PROXY DN* > An example (Source & Proxy DN: 192.168.202.11, Target DN: 192.168.202.12, > Balancer: 192.168.202.13) : > Target DN's log before jira (this is wrong because 192.168.202.13 is the > balancer, not the proxy DN) : > {code:java} > 2019-12-02 17:33:19,718 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: > Moved BP-1426342230-192.168.202.11-1575277482603:blk_1073741889_1065 from > /192.168.202.13:56322, delHint=54a14a41-0d7c-4487-b4f0-ce2848f86b48{code} > Target DN's log after jira ( this is right, 192.168.202.11 is the real proxy > DN) : > {code:java} > 2019-12-02 20:37:54,098 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: > Moved BP-1426342230-192.168.202.11-1575277482603:blk_1073742034_1210 from > /192.168.202.11:9866, delHint=54a14a41-0d7c-4487-b4f0-ce2848f86b48{code} > Correspondingly, the proxy DN's log is: > {code:java} > 2019-12-02 20:37:54,097 INFO org.apache.hadoop.hdfs.server.datanode.DataNode: > Copied BP-1426342230-192.168.202.11-1575277482603:blk_1073742034_1210 to > /192.168.202.12:33486{code} > This is a minor log correction, no need for unit test. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org