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Posted to issues@tez.apache.org by "Gopal V (JIRA)" <ji...@apache.org> on 2014/10/21 05:29:33 UTC

[jira] [Created] (TEZ-1690) TestMultiMRInput tests fail because of user collisions

Gopal V created TEZ-1690:
----------------------------

             Summary: TestMultiMRInput tests fail because of user collisions
                 Key: TEZ-1690
                 URL: https://issues.apache.org/jira/browse/TEZ-1690
             Project: Apache Tez
          Issue Type: Bug
            Reporter: Gopal V


If two users run "mvn test" on a machine, the paths in TestMultiMRInput collide & tests fail.

{code}
testSingleSplit(org.apache.tez.mapreduce.input.TestMultiMRInput)  Time elapsed: 0.037 sec  <<< ERROR!
java.io.FileNotFoundException: /tmp/TestMultiMRInput/testSingleSplit/file1 (Permission denied)
        at java.io.FileOutputStream.open(Native Method)
        at java.io.FileOutputStream.<init>(FileOutputStream.java:212)
        at org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.<init>(RawLocalFileSystem.java:206)
        at org.apache.hadoop.fs.RawLocalFileSystem$LocalFSFileOutputStream.<init>(RawLocalFileSystem.java:202)
        at org.apache.hadoop.fs.RawLocalFileSystem.create(RawLocalFileSystem.java:265)        at org.apache.hadoop.fs.RawLocalFileSystem.create(RawLocalFileSystem.java:252)
        at org.apache.hadoop.fs.ChecksumFileSystem$ChecksumFSOutputSummer.<init>(ChecksumFileSystem.java:384)        at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:443)
        at org.apache.hadoop.fs.ChecksumFileSystem.create(ChecksumFileSystem.java:424)
        at org.apache.hadoop.fs.FileSystem.create(FileSystem.java:906)
        at org.apache.hadoop.io.SequenceFile$Writer.<init>(SequenceFile.java:1071)
        at org.apache.hadoop.io.SequenceFile$RecordCompressWriter.<init>(SequenceFile.java:1371)
        at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:272)
        at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:294)
        at org.apache.tez.mapreduce.input.TestMultiMRInput.createInputData(TestMultiMRInput.java:277)
        at org.apache.tez.mapreduce.input.TestMultiMRInput.testSingleSplit(TestMultiMRInput.java:106)
{code}



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