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Kihwal Lee commented on HDFS-11078: ----------------------------------- Since this can happen legitimately and does not require any further attention from users, logging at debug or info at most seems preferable. > NPE in LazyPersistFileScrubber > ------------------------------ > > Key: HDFS-11078 > URL: https://issues.apache.org/jira/browse/HDFS-11078 > Project: Hadoop HDFS > Issue Type: Bug > Reporter: Inigo Goiri > Assignee: Inigo Goiri > Attachments: HDFS-11078.000.patch > > > If a block is removed, it will be removed from the block map. When the > clearCorruptLazyPersistFiles() tries to delete the block, it may already be > deleted and generate a null pointer exception. > java.lang.NullPointerException > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber.clearCorruptLazyPersistFiles(FSNamesystem.java:3820) > at > org.apache.hadoop.hdfs.server.namenode.FSNamesystem$LazyPersistFileScrubber.run(FSNamesystem.java:3851) > at java.lang.Thread.run(Thread.java:745) -- 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