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Posted to hdfs-issues@hadoop.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2018/04/24 20:56:06 UTC
[jira] [Commented] (HDFS-12383) Re-encryption updater should handle
canceled tasks better
[ https://issues.apache.org/jira/browse/HDFS-12383?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16450970#comment-16450970 ]
Hudson commented on HDFS-12383:
-------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14057 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/14057/])
HDFS-12383. Re-encryption updater should handle canceled tasks better. (xyao: rev 8b2235b367298e494e58e43dc9fc7cdee1ae79ae)
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/ReencryptionUpdater.java
* (edit) hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestReencryption.java
> Re-encryption updater should handle canceled tasks better
> ---------------------------------------------------------
>
> Key: HDFS-12383
> URL: https://issues.apache.org/jira/browse/HDFS-12383
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: encryption
> Affects Versions: 3.0.0-beta1
> Reporter: Xiao Chen
> Assignee: Xiao Chen
> Priority: Major
> Fix For: 3.0.0-beta1
>
> Attachments: HDFS-12383.01.patch, HDFS-12383.02.patch
>
>
> Seen an instance where the re-encryption updater exited due to an exception, and later tasks no longer executes. Logs below:
> {noformat}
> 2017-08-31 09:54:08,104 INFO org.apache.hadoop.hdfs.server.namenode.EncryptionZoneManager: Zone /tmp/encryption-zone-3(16819) is submitted for re-encryption.
> 2017-08-31 09:54:08,104 INFO org.apache.hadoop.hdfs.server.namenode.ReencryptionHandler: Executing re-encrypt commands on zone 16819. Current zones:[zone:16787 state:Completed lastProcessed:null filesReencrypted:1 fileReencryptionFailures:0][zone:16813 state:Completed lastProcessed:null filesReencrypted:1 fileReencryptionFailures:0][zone:16819 state:Submitted lastProcessed:null filesReencrypted:0 fileReencryptionFailures:0]
> 2017-08-31 09:54:08,105 INFO org.apache.hadoop.hdfs.protocol.ReencryptionStatus: Zone 16819 starts re-encryption processing
> 2017-08-31 09:54:08,105 INFO org.apache.hadoop.hdfs.server.namenode.ReencryptionHandler: Re-encrypting zone /tmp/encryption-zone-3(id=16819)
> 2017-08-31 09:54:08,105 INFO org.apache.hadoop.hdfs.server.namenode.ReencryptionHandler: Submitted batch (start:/tmp/encryption-zone-3/data1, size:1) of zone 16819 to re-encrypt.
> 2017-08-31 09:54:08,105 INFO org.apache.hadoop.hdfs.server.namenode.ReencryptionHandler: Submission completed of zone 16819 for re-encryption.
> 2017-08-31 09:54:08,105 INFO org.apache.hadoop.hdfs.server.namenode.ReencryptionHandler: Processing batched re-encryption for zone 16819, batch size 1, start:/tmp/encryption-zone-3/data1
> 2017-08-31 09:54:08,979 INFO BlockStateChange: BLOCK* BlockManager: ask 172.26.1.71:20002 to delete [blk_1073742291_1467]
> 2017-08-31 09:54:18,295 INFO org.apache.hadoop.hdfs.server.namenode.ReencryptionUpdater: Cancelling 1 re-encryption tasks
> 2017-08-31 09:54:18,295 INFO org.apache.hadoop.hdfs.server.namenode.EncryptionZoneManager: Cancelled zone /tmp/encryption-zone-3(16819) for re-encryption.
> 2017-08-31 09:54:18,295 INFO org.apache.hadoop.hdfs.protocol.ReencryptionStatus: Zone 16819 completed re-encryption.
> 2017-08-31 09:54:18,296 INFO org.apache.hadoop.hdfs.server.namenode.ReencryptionHandler: Completed re-encrypting one batch of 1 edeks from KMS, time consumed: 10.19 s, start: /tmp/encryption-zone-3/data1.
> 2017-08-31 09:54:18,296 ERROR org.apache.hadoop.hdfs.server.namenode.ReencryptionUpdater: Re-encryption updater thread exiting.
> java.util.concurrent.CancellationException
> at java.util.concurrent.FutureTask.report(FutureTask.java:121)
> at java.util.concurrent.FutureTask.get(FutureTask.java:192)
> at org.apache.hadoop.hdfs.server.namenode.ReencryptionUpdater.takeAndProcessTasks(ReencryptionUpdater.java:404)
> at org.apache.hadoop.hdfs.server.namenode.ReencryptionUpdater.run(ReencryptionUpdater.java:250)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
> {noformat}
> Updater should be fixed to handle canceled tasks better.
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