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https://issues.apache.org/jira/browse/HDFS-11726?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16044279#comment-16044279
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Surendra Singh Lilhore commented on HDFS-11726:
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Thanks [~rakeshr] for review and commit..
Thanks [~umamaheswararao] for review..
> [SPS] : StoragePolicySatisfier should not select same storage type as source
> and destination in same datanode.
> --------------------------------------------------------------------------------------------------------------
>
> Key: HDFS-11726
> URL: https://issues.apache.org/jira/browse/HDFS-11726
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Affects Versions: HDFS-10285
> Reporter: Surendra Singh Lilhore
> Assignee: Surendra Singh Lilhore
> Fix For: HDFS-10285
>
> Attachments: HDFS-11726-HDFS-10285.001.patch,
> HDFS-11726-HDFS-10285.002.patch
>
>
> {code}
> 2017-04-30 16:12:28,569 [BlockMoverTask-0] INFO
> datanode.StoragePolicySatisfyWorker (Worker.java:moveBlock(248)) - Start
> moving block:blk_1073741826_1002 from src:127.0.0.1:41699 to
> destin:127.0.0.1:41699 to satisfy storageType, sourceStoragetype:ARCHIVE and
> destinStoragetype:ARCHIVE
> {code}
> {code}
> 2017-04-30 16:12:28,571 [DataXceiver for client /127.0.0.1:36428 [Replacing
> block BP-1409501412-127.0.1.1-1493548923222:blk_1073741826_1002 from
> 6c7aa66e-a778-43d5-89f6-053d5f6b35bc]] INFO datanode.DataNode
> (DataXceiver.java:replaceBlock(1202)) - opReplaceBlock
> BP-1409501412-127.0.1.1-1493548923222:blk_1073741826_1002 received exception
> org.apache.hadoop.hdfs.server.datanode.ReplicaAlreadyExistsException: Replica
> FinalizedReplica, blk_1073741826_1002, FINALIZED
> getNumBytes() = 1024
> getBytesOnDisk() = 1024
> getVisibleLength()= 1024
> getVolume() =
> /home/sachin/software/hadoop/HDFS-10285/hadoop/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data/data7
> getBlockURI() =
> file:/home/sachin/software/hadoop/HDFS-10285/hadoop/hadoop-hdfs-project/hadoop-hdfs/target/test/data/dfs/data/data7/current/BP-1409501412-127.0.1.1-1493548923222/current/finalized/subdir0/subdir0/blk_1073741826
> already exists on storage ARCHIVE
> {code}
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