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Date: Sat, 15 Mar 2014 08:27:02 -0700
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Subject: Re: Some wrong in DataFu Hourglass's Getting Started.
From: Matthew Hayes <matthew.terence.hayes@gmail.com>
To: Daniel Wang <daneustc@gmail.com>, DataFu <dev@datafu.incubator.apache.org>
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Okay thanks Daniel for confirming.  We should update the docs to clarify
that Hourglass is only supported on Hadoop 1.x at the moment.

-Matt


On Sat, Mar 15, 2014 at 3:37 AM, Daniel Wang <daneustc@gmail.com> wrote:

> Hi, Matt
> Thank you for your answer. I used Hadoop 2.2.0, may be its the problem.
> Thanks,
> Daniel
>
>
> 2014-03-15 13:12 GMT+08:00, Matthew Hayes <matthew.terence.hayes@gmail.com
> >:
> > On Fri, Mar 14, 2014 at 10:11 PM, Matthew Hayes <
> > matthew.terence.hayes@gmail.com> wrote:
> >
> >> Hi Daniel,
> >>
> >> Thanks for reporting this.  Can you tell us what version of Hadoop you
> >> are
> >> using?  I just tried the instructions again with Hadoop 1.0.4 and did
> not
> >> experience any problems.
> >>
> >> Thanks,
> >> Matt
> >>
> >>
> >> On Fri, Mar 14, 2014 at 9:41 PM, Daniel Wang <daneustc@gmail.com>
> wrote:
> >>
> >>> hi ,I did some test by following the
> >>> http://datafu.incubator.apache.org/docs/hourglass/getting-started.html
> ,
> >>> but when I run " hadoop jar build/datafu-hourglass-test.jar countbyid
> >>> -libjars ${LIBJARS} /data/event /output" some wrong as:
> >>> 14/03/15 12:11:32 INFO mapreduce.Job:  map 0% reduce 0%
> >>> 14/03/15 12:11:48 INFO mapreduce.Job:  map 7% reduce 0%
> >>> 14/03/15 12:11:48 INFO mapreduce.Job: Task Id :
> >>> attempt_1394813193657_0003_m_000011_0, Status : FAILED
> >>> Error: Found interface org.apache.hadoop.mapreduce.TaskAttemptContext,
> >>> but class was expected
> >>> 14/03/15 12:11:48 INFO mapreduce.Job: Task Id :
> >>> attempt_1394813193657_0003_m_000010_0, Status : FAILED
> >>> Error: Found interface org.apache.hadoop.mapreduce.TaskAttemptContext,
> >>> but class was expected
> >>> 14/03/15 12:11:49 INFO mapreduce.Job:  map 0% reduce 0%
> >>> 14/03/15 12:11:49 INFO mapreduce.Job: Task Id :
> >>> attempt_1394813193657_0003_m_000009_0, Status : FAILED
> >>> ...
> >>> 14/03/15 12:12:52 ERROR
> >>> jobs.AbstractPartitionCollapsingIncrementalJob: Job failed!
> >>> Quitting...
> >>> 14/03/15 12:12:52 INFO jobs.FileCleaner: Removing
> >>> /tmp/hourglass-97bfce22-d8f5-4422-a894-7fb15f5e3517
> >>> java.lang.RuntimeException: Job failed
> >>>         at
> >>>
> datafu.hourglass.jobs.AbstractPartitionCollapsingIncrementalJob.execute(AbstractPartitionCollapsingIncrementalJob.java:544)
> >>>         at
> >>>
> datafu.hourglass.jobs.AbstractPartitionCollapsingIncrementalJob.run(AbstractPartitionCollapsingIncrementalJob.java:352)
> >>>         at datafu.hourglass.demo.CountById.run(CountById.java:157)
> >>>         at datafu.hourglass.demo.CountById.run(CountById.java:60)
> >>>         at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> >>>         at datafu.hourglass.demo.Main.run(Main.java:63)
> >>>         at datafu.hourglass.demo.Main.main(Main.java:48)
> >>>         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> >>>         at
> >>>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> >>>         at
> >>>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> >>>         at java.lang.reflect.Method.invoke(Method.java:622)
> >>>         at org.apache.hadoop.util.RunJar.main(RunJar.java:212)
> >>> Hourglass demo tool.
> >>>
> >>> What is wrong with it? How to fix it? Thanks!
> >>>
> >>
> >>
> >
>

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