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Xiaoqiao He commented on HDFS-14952: ------------------------------------ [^HDFS-14952.003.patch] try to fix failed unit test #TestHASafeMode when blockTotal=0. Others seems unrelated. > Skip safemode if blockTotal is 0 in new NN > ------------------------------------------ > > Key: HDFS-14952 > URL: https://issues.apache.org/jira/browse/HDFS-14952 > Project: Hadoop HDFS > Issue Type: Improvement > Components: namenode > Reporter: Rajesh Balamohan > Assignee: Xiaoqiao He > Priority: Trivial > Labels: performance > Attachments: HDFS-14952.001.patch, HDFS-14952.002.patch, > HDFS-14952.003.patch > > > When new NN is installed, it spends 30-45 seconds in Safemode. When > {{blockTotal}} is 0, it should be possible to short circuit safemode check in > {{BlockManagerSafeMode::areThresholdsMet}}. > https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManagerSafeMode.java#L571 -- 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