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https://issues.apache.org/jira/browse/MAHOUT-1306?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13733236#comment-13733236
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Hudson commented on MAHOUT-1306:
--------------------------------
FAILURE: Integrated in Mahout-Quality #2189 (See
[https://builds.apache.org/job/Mahout-Quality/2189/])
MAHOUT-1306: fixing PCA tests; -ow flag causing PCA errors
Squashed commit of the following:
commit cefe0d4863955288f304683ea25cc97047805bdd
Author: Dmitriy Lyubimov <[email protected]>
Date: Wed Aug 7 22:50:48 2013 -0700
disabling sparse SSVD PCA test with -q=0 (leaving -q=1) in the interest of
smaller test run time.
commit 412f9c5e06bf2a510948475e7d670f91d18d3386
Author: Dmitriy Lyubimov <[email protected]>
Date: Wed Aug 7 22:36:17 2013 -0700
cleaning up certain things; pca tests are asserting names and keys
propagation
commit 4b002b30ddd4038311c003c77b7ba543eadcda98
Merge: 15b9a05 70777c4
Author: Dmitriy Lyubimov <[email protected]>
Date: Wed Aug 7 21:27:57 2013 -0700
Merge branch 'trunk' into PCA_fixes
commit 15b9a056603f703707672e601c1e3c13dbd00b8f
Author: Dmitriy Lyubimov <[email protected]>
Date: Wed Aug 7 15:27:58 2013 -0700
reverting test back to q=1
commit 8e91cc6ae5056b159fa6208a26b5a4f0e002bd8c
Author: Dmitriy Lyubimov <[email protected]>
Date: Wed Aug 7 13:12:36 2013 -0700
test fixes (dlyubimov: rev 1511590)
*
/mahout/trunk/core/src/main/java/org/apache/mahout/math/hadoop/stochasticsvd/QJob.java
*
/mahout/trunk/core/src/main/java/org/apache/mahout/math/hadoop/stochasticsvd/SSVDHelper.java
*
/mahout/trunk/core/src/main/java/org/apache/mahout/math/hadoop/stochasticsvd/SSVDSolver.java
*
/mahout/trunk/core/src/main/java/org/apache/mahout/math/hadoop/stochasticsvd/UJob.java
*
/mahout/trunk/core/src/main/java/org/apache/mahout/math/hadoop/stochasticsvd/VJob.java
*
/mahout/trunk/core/src/test/java/org/apache/mahout/math/hadoop/stochasticsvd/LocalSSVDPCADenseTest.java
*
/mahout/trunk/core/src/test/java/org/apache/mahout/math/hadoop/stochasticsvd/LocalSSVDPCASparseTest.java
*
/mahout/trunk/core/src/test/java/org/apache/mahout/math/hadoop/stochasticsvd/LocalSSVDSolverDenseTest.java
*
/mahout/trunk/core/src/test/java/org/apache/mahout/math/hadoop/stochasticsvd/LocalSSVDSolverSparseSequentialTest.java
> SSVD-PCA results mangled if -ow (overwrite) is requested
> --------------------------------------------------------
>
> Key: MAHOUT-1306
> URL: https://issues.apache.org/jira/browse/MAHOUT-1306
> Project: Mahout
> Issue Type: Bug
> Affects Versions: 0.8
> Reporter: Dmitriy Lyubimov
> Assignee: Dmitriy Lyubimov
> Fix For: 0.9
>
> Attachments: MAHOUT-1306.patch
>
>
> Seems some PCA related vectors are wiped by incorrect application of
> directory cleanup when -ow is given.
> I will also take this opportunity to do some architectural and test cleanup.
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