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Posted to issues@systemml.apache.org by "Matthias Boehm (JIRA)" <ji...@apache.org> on 2018/02/17 04:08:00 UTC
[jira] [Closed] (SYSTEMML-2153) Parfor optimizer fails checking for
block-partitioned inputs
[ https://issues.apache.org/jira/browse/SYSTEMML-2153?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias Boehm closed SYSTEMML-2153.
------------------------------------
Resolution: Fixed
Assignee: Matthias Boehm
Fix Version/s: SystemML 1.1
> Parfor optimizer fails checking for block-partitioned inputs
> ------------------------------------------------------------
>
> Key: SYSTEMML-2153
> URL: https://issues.apache.org/jira/browse/SYSTEMML-2153
> Project: SystemML
> Issue Type: Bug
> Reporter: Matthias Boehm
> Assignee: Matthias Boehm
> Priority: Major
> Fix For: SystemML 1.1
>
>
> {code}
> Caused by: java.lang.RuntimeException: java.lang.NullPointerException
> at org.apache.sysml.parser.ParForStatementBlock.determineAccessPattern(ParForStatementBlock.java:588)
> at org.apache.sysml.parser.ParForStatementBlock.rDeterminePartitioningCandidates(ParForStatementBlock.java:539)
> at org.apache.sysml.parser.ParForStatementBlock.rDeterminePartitioningCandidates(ParForStatementBlock.java:526)
> at org.apache.sysml.parser.ParForStatementBlock.determineDataPartitionFormat(ParForStatementBlock.java:398)
> at org.apache.sysml.runtime.controlprogram.parfor.opt.OptimizerRuleBased.rewriteSetDataPartitioner(OptimizerRuleBased.java:423)
> at org.apache.sysml.runtime.controlprogram.parfor.opt.OptimizerRuleBased.optimize(OptimizerRuleBased.java:236)
> at org.apache.sysml.runtime.controlprogram.parfor.opt.OptimizationWrapper.optimize(OptimizationWrapper.java:246)
> at org.apache.sysml.runtime.controlprogram.parfor.opt.OptimizationWrapper.optimize(OptimizationWrapper.java:118)
> at org.apache.sysml.runtime.controlprogram.ParForProgramBlock.execute(ParForProgramBlock.java:601)
> at org.apache.sysml.runtime.controlprogram.Program.execute(Program.java:118)
> ... 13 more
> Caused by: java.lang.NullPointerException
> at org.apache.sysml.parser.ParForStatementBlock$LinearFunction.equalSlope(ParForStatementBlock.java:1959)
> at org.apache.sysml.parser.ParForStatementBlock.isAlignedBlocking(ParForStatementBlock.java:595)
> at org.apache.sysml.parser.ParForStatementBlock.determineAccessPattern(ParForStatementBlock.java:580)
> {code}
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