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Posted to common-issues@hadoop.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2018/10/09 17:26:00 UTC
[jira] [Updated] (HADOOP-15831) Include modificationTime in the
toString method of CopyListingFileStatus
[ https://issues.apache.org/jira/browse/HADOOP-15831?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ted Yu updated HADOOP-15831:
----------------------------
Assignee: Ted Yu
Status: Patch Available (was: Open)
> Include modificationTime in the toString method of CopyListingFileStatus
> ------------------------------------------------------------------------
>
> Key: HADOOP-15831
> URL: https://issues.apache.org/jira/browse/HADOOP-15831
> Project: Hadoop Common
> Issue Type: Improvement
> Reporter: Ted Yu
> Assignee: Ted Yu
> Priority: Minor
> Attachments: HADOOP-15831.01.patch
>
>
> I was looking at a DistCp error observed in hbase backup test:
> {code}
> 2018-10-08 18:12:03,067 WARN [Thread-933] mapred.LocalJobRunner$Job(590): job_local1175594345_0004
> java.io.IOException: Inconsistent sequence file: current chunk file org.apache.hadoop.tools.CopyListingFileStatus@7ac56817{hdfs://localhost:41712/user/hbase/test-data/ c0f6352c-cf39-bbd1-7d10-57a9c01e7ce9/data/default/test-1539022262249/be1bf5445faddb63e45726410a07917a/f/f565f49046b04eecbf8d129eac7a7b88_SeqId_205_ length = 5100 aclEntries = null, xAttrs = null} doesnt match prior entry org.apache.hadoop.tools.CopyListingFileStatus@7aa4deb2{hdfs://localhost:41712/user/hbase/test-data/c0f6352c-cf39-bbd1-7d10- 57a9c01e7ce9/data/default/test-1539022262249/be1bf5445faddb63e45726410a07917a/f/41b6cb64bae64cbcac47d1fd9aae59f4_SeqId_205_ length = 5142 aclEntries = null, xAttrs = null}
> at org.apache.hadoop.tools.mapred.CopyCommitter.concatFileChunks(CopyCommitter.java:276)
> at org.apache.hadoop.tools.mapred.CopyCommitter.commitJob(CopyCommitter.java:100)
> at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:567)
> 2018-10-08 18:12:03,150 INFO [Time-limited test] mapreduce.MapReduceBackupCopyJob$BackupDistCp(226): Progress: 100.0% subTask: 1.0 mapProgress: 1.0
> {code}
> I noticed that modificationTime was not included in the toString of CopyListingFileStatus.
> I propose including modificationTime so that it is easier to tell when the respective files last change.
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