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From Ted Dunning <ted.dunn...@gmail.com>
Subject Re: Building Mahout
Date Thu, 13 Sep 2012 15:35:36 GMT
Yes.  It is a grave embarrassment to us, but not a functional requirement.

On Thu, Sep 13, 2012 at 6:42 AM, I-Scarlatti, David <
David.Scarlatti@boeing.com> wrote:

> Ok. So tests are just tests... not needed for having mahout running....
>
> Thanks!
>
>
> -----Original Message-----
> From: Paritosh Ranjan [mailto:pranjan@xebia.com]
> Sent: Thursday, September 13, 2012 1:15 PM
> To: user@mahout.apache.org; d_scarlatti@yahoo.es
> Subject: Re: Building Mahout
>
> The current build is broken as sometimes happens with development
> https://builds.apache.org/job/Mahout-Quality/1658/console.
>
> Till the time it gets fixed, I would suggest to skip tests and build.
>
> On 13-09-2012 15:59, David Scarlatti wrote:
> > Hi, I'm installing Mahout, following this steps (
> > http://cloudblog.8kmiles.com/2012/01/31/apache-mahout-installation-on-
> > hadoop-cluster/
> > ):
> >
> > user1@ubuntu-server:~$ apt-get install maven2
> >
> >   user1@ubuntu-server:~$ cd /opt
> >
> >   user1@ubuntu-server:~$ svn co
> > http://svn.apache.org/repos/asf/mahout/trunk
> >
> >   user1@ubuntu-server:~$ mv trunk mahout_trunk
> >
> >   user1@ubuntu-server:~$ ln -s mahout_trunk/ mahout
> >
> >   user1@ubuntu-server:~$ cd mahout
> >
> >   user1@ubuntu-server:~$ mvn install
> >
> >
> > I get this result:
> >
> > Results :
> >
> > Failed tests:
> >
> testCanopyEuclideanMRJobNoClustering(org.apache.mahout.clustering.meanshift.TestMeanShift):
> > count expected:<3> but was:<4>
> >
> > Tests run: 676, Failures: 1, Errors: 0, Skipped: 0
> >
> > [INFO]
> > ----------------------------------------------------------------------
> > --
> > [ERROR] BUILD FAILURE
> > [INFO]
> > ----------------------------------------------------------------------
> > --
> > [INFO] There are test failures.
> >
> > Please refer to /opt/mahout_trunk/core/target/surefire-reports for the
> > individual test results.
> > [INFO]
> > ----------------------------------------------------------------------
> > -- [INFO] For more information, run Maven with the -e switch [INFO]
> > ----------------------------------------------------------------------
> > -- [INFO] Total time: 51 minutes 43 seconds [INFO] Finished at: Thu
> > Sep 13 12:27:34 CEST 2012 [INFO] Final Memory: 50M/399M [INFO]
> > ----------------------------------------------------------------------
> > --
> >
> >
> >
> >
> >
> > It seems it is know (same web page says: P.S.: Sometimes some tests
> > fail while building mahout from source. In such cases use -
> > user1@ubuntu-server:~$ mvn -DskipTests install)
> >
> > I'd like  to understand what exactly the test run are... are they
> optional?
> >
> > An installation with -DskipTests is the same than the "clean" one?
> >
> > Are any documentation available explaining the installation a bit...?
> >
> > Thanks in advance.
> >
>
>
>

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