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Hudson commented on HDFS-5031: ------------------------------ SUCCESS: Integrated in Hadoop-trunk-Commit #4436 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/4436/]) HDFS-5031. BlockScanner scans the block multiple times. (Vinay via Arpit Agarwal) (arp: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1524553) * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/RollingLogs.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/fsdataset/impl/RollingLogsImpl.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDatanodeBlockScanner.java * /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/DataNodeTestUtils.java > BlockScanner scans the block multiple times and on restart scans everything > --------------------------------------------------------------------------- > > Key: HDFS-5031 > URL: https://issues.apache.org/jira/browse/HDFS-5031 > Project: Hadoop HDFS > Issue Type: Bug > Components: datanode > Affects Versions: 3.0.0, 2.1.0-beta > Reporter: Vinay > Assignee: Vinay > Attachments: HDFS-5031.patch, HDFS-5031.patch, HDFS-5031.patch > > > BlockScanner scans the block twice, also on restart of datanode scans > everything. > Steps: > 1. Write blocks with interval of more than 5 seconds. write new block on > completion of scan for written block. > Each time datanode scans new block, it also scans, previous block which is > already scanned. > Now after restart, datanode scans all blocks again. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira