[ https://issues.apache.org/jira/browse/HDFS-11363?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xiao Chen updated HDFS-11363: ----------------------------- Target Version/s: 2.9.0 Status: Patch Available (was: Open) > Need more diagnosis info when seeing Slow waitForAckedSeqno > ----------------------------------------------------------- > > Key: HDFS-11363 > URL: https://issues.apache.org/jira/browse/HDFS-11363 > Project: Hadoop HDFS > Issue Type: Bug > Reporter: Yongjun Zhang > Assignee: Xiao Chen > Attachments: HDFS-11363.01.patch > > > When client writes a file, it may get the following message when ACK doesn't > get back in a timely manner: > WARN hdfs.DFSClient: Slow waitForAckedSeqno took 39264ms (threshold=30000ms) > It would be nice to tell what file it's writing, and what DataNodes are in > the pipeline, together with this message, to facilitate investigating related > performance issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org