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Date: Thu, 7 Oct 2010 19:52:31 -0400 (EDT)
From: "Ravi Gummadi (JIRA)" <jira@apache.org>
To: mapreduce-issues@hadoop.apache.org
Subject: [jira] Updated: (MAPREDUCE-2095) Gridmix unable to run for
 compressed traces(.gz format).
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     [ https://issues.apache.org/jira/browse/MAPREDUCE-2095?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ravi Gummadi updated MAPREDUCE-2095:
------------------------------------

    Attachment: MAPREDUCE-2095_v3.1.patch

Changes look good to me.

Attaching patch merging with the gzipped data file. Patch is generated using "git diff --text --no-prefix HEAD".

> Gridmix unable to run for compressed traces(.gz format).
> --------------------------------------------------------
>
>                 Key: MAPREDUCE-2095
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2095
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: contrib/gridmix
>    Affects Versions: 0.20.1
>            Reporter: Vinay Kumar Thota
>            Assignee: Ranjit Mathew
>         Attachments: MAPREDUCE-2095.patch, MAPREDUCE-2095_v2.patch, MAPREDUCE-2095_v3.1.patch, MAPREDUCE-2095_v3.patch, wordcount.json.gz
>
>
> I was trying to run gridmix with compressed trace file.However, it throws a JsonParseException and exit.
> exception details:
> ==================
> org.codehaus.jackson.JsonParseException: Illegal character ((CTRL-CHAR, code 31)): only regular white space (\r, \n,
> \t) is allowed between tokens
>  at [Source: org.apache.hadoop.fs.FSDataInputStream@17ba38f; line: 1, column: 2]
>         at org.codehaus.jackson.impl.JsonParserBase._constructError(JsonParserBase.java:651)
>         at org.codehaus.jackson.impl.JsonParserBase._reportError(JsonParserBase.java:635)
>         at org.codehaus.jackson.impl.JsonParserBase._throwInvalidSpace(JsonParserBase.java:596)
>         at org.codehaus.jackson.impl.Utf8StreamParser._skipWSOrEnd(Utf8StreamParser.java:981)
>         at org.codehaus.jackson.impl.Utf8StreamParser.nextToken(Utf8StreamParser.java:77)
>         at org.codehaus.jackson.map.ObjectMapper._initForReading(ObjectMapper.java:688)
>         at org.codehaus.jackson.map.ObjectMapper._readValue(ObjectMapper.java:624)
>         at org.codehaus.jackson.map.ObjectMapper.readValue(ObjectMapper.java:275)
>         at org.apache.hadoop.tools.rumen.JsonObjectMapperParser.getNext(JsonObjectMapperParser.java:84)
>         at org.apache.hadoop.tools.rumen.ZombieJobProducer.getNextJob(ZombieJobProducer.java:117)
>         at org.apache.hadoop.tools.rumen.ZombieJobProducer.getNextJob(ZombieJobProducer.java:29)
>         at org.apache.hadoop.mapred.gridmix.JobFactory.getNextJobFiltered(JobFactory.java:174)
>         at org.apache.hadoop.mapred.gridmix.StressJobFactory$StressReaderThread.run(StressJobFactory.java:166)
> 10/09/23 09:43:17 ERROR gridmix.Gridmix: Error in trace
> org.codehaus.jackson.JsonParseException: Illegal character ((CTRL-CHAR, code 31)): only regular white space (\r, \n,
> \t) is allowed between tokens
>  at [Source: org.apache.hadoop.fs.FSDataInputStream@17ba38f; line: 1, column: 2]
>         at org.codehaus.jackson.impl.JsonParserBase._constructError(JsonParserBase.java:651)
>         at org.codehaus.jackson.impl.JsonParserBase._reportError(JsonParserBase.java:635)
>         at org.codehaus.jackson.impl.JsonParserBase._throwInvalidSpace(JsonParserBase.java:596)
>         at org.codehaus.jackson.impl.Utf8StreamParser._skipWSOrEnd(Utf8StreamParser.java:981)
>         at org.codehaus.jackson.impl.Utf8StreamParser.nextToken(Utf8StreamParser.java:77)
>         at org.codehaus.jackson.map.ObjectMapper._initForReading(ObjectMapper.java:688)
>         at org.codehaus.jackson.map.ObjectMapper._readValue(ObjectMapper.java:624)
>         at org.codehaus.jackson.map.ObjectMapper.readValue(ObjectMapper.java:275)
>         at org.apache.hadoop.tools.rumen.JsonObjectMapperParser.getNext(JsonObjectMapperParser.java:84)
>         at org.apache.hadoop.tools.rumen.ZombieJobProducer.getNextJob(ZombieJobProducer.java:117)
>         at org.apache.hadoop.tools.rumen.ZombieJobProducer.getNextJob(ZombieJobProducer.java:29)
>         at org.apache.hadoop.mapred.gridmix.JobFactory.getNextJobFiltered(JobFactory.java:174)
>         at org.apache.hadoop.mapred.gridmix.StressJobFactory$StressReaderThread.run(StressJobFactory.java:166)
> 10/09/23 09:43:17 INFO gridmix.Gridmix: Exiting...

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