yangzhanling created HDFS-16415: ----------------------------------- Summary: Namenode has stoped when it wrote metadata to JournalNode happend timeout Exception Key: HDFS-16415 URL: https://issues.apache.org/jira/browse/HDFS-16415 Project: Hadoop HDFS Issue Type: Improvement Components: namanode Affects Versions: 2.7.7 Environment: org.apache.hadoop.hdfs.qjournal.client.QuorumCall#waitFor
//when happend FULL GC spent some time ,rem < 0,so timeoutException, namenode stoped if (rem <= 0) { throw new TimeoutException(); } Reporter: yangzhanling NameNode has stoped when it wrote metadata to JournalNode happend timeout exception,it is ok normally, _because have been well protected with meta data in namenode._ _But when wait the respoonse for JorunalNode, it will be Full GC as quick as a flash and it spent a lot time,then the timeout exception has happened ,and Namenode has stoped, so it was unstable, and unreliable._ -- This message was sent by Atlassian Jira (v8.20.1#820001) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org