[MAPREDUCE-2095] Gridmix unable to run for compressed traces(.gz format).

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.20.1
• Fix Version/s: 0.22.0
• Component/s: contrib/gridmix
• Hadoop Flags: Reviewed
• Assignee: Ranjit Mathew
• Reporter: Vinay Kumar Thota
• Created: 28/Sep/10 11:06
• Updated: 02/May/13 02:29
• Resolved: 11/Oct/10 10:30

Description

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...

Issue Links

• is depended upon by: MAPREDUCE-2081 [GridMix3] Implement functionality for get the list of job traces which has different intervals.