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Tsz Wo (Nicholas), SZE commented on HDFS-1085: ---------------------------------------------- test-patch on h1085_20100716d.patch {noformat} [exec] +1 overall. [exec] [exec] +1 @author. The patch does not contain any @author tags. [exec] [exec] +1 tests included. The patch appears to include 3 new or modified tests. [exec] [exec] +1 javadoc. The javadoc tool did not generate any warning messages. [exec] [exec] +1 javac. The applied patch does not increase the total number of javac compiler warnings. [exec] [exec] +1 findbugs. The patch does not introduce any new Findbugs warnings. [exec] [exec] +1 release audit. The applied patch does not increase the total number of release audit warnings. {noformat} I will wait sometime to see if Hudson would response. > hftp read failing silently > --------------------------- > > Key: HDFS-1085 > URL: https://issues.apache.org/jira/browse/HDFS-1085 > Project: Hadoop HDFS > Issue Type: Bug > Components: data-node > Reporter: Koji Noguchi > Assignee: Tsz Wo (Nicholas), SZE > Fix For: 0.22.0 > > Attachments: h1085_20100713.patch, h1085_20100716b_y0.20.1xx.patch, > h1085_20100716b_y0.20.1xx_with_test.patch, h1085_20100716c.patch, > h1085_20100716c_y0.20.1xx.patch, h1085_20100716d.patch, > h1085_20100716d_y0.20.1xx.patch, h1085_20100716d_y0.20.1xx_test.patch > > > When performing a massive distcp through hftp, we saw many tasks fail with > {quote} > 2010-04-06 17:56:43,005 INFO org.apache.hadoop.tools.DistCp: FAIL > 2010/0/part-00032 : java.io.IOException: File size not matched: copied > 193855488 bytes (184.9m) to tmpfile > (=hdfs://omehost.com:8020/somepath/part-00032) > but expected 1710327403 bytes (1.6g) from > hftp://someotherhost/somepath/part-00032 > at > org.apache.hadoop.tools.DistCp$CopyFilesMapper.copy(DistCp.java:435) > at org.apache.hadoop.tools.DistCp$CopyFilesMapper.map(DistCp.java:543) > at org.apache.hadoop.tools.DistCp$CopyFilesMapper.map(DistCp.java:310) > at org.apache.hadoop.mapred.MapRunner.run(MapRunner.java:50) > at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:358) > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:307) > at org.apache.hadoop.mapred.Child.main(Child.java:159) > {quote} > This means that read itself didn't fail but the resulted file was somehow > smaller. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.