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Posted to issues@systemml.apache.org by "Matthias Boehm (JIRA)" <ji...@apache.org> on 2017/05/07 08:19:04 UTC
[jira] [Resolved] (SYSTEMML-1588) Perftest: Datagen descriptive
statistics fails on parfor result merge
[ https://issues.apache.org/jira/browse/SYSTEMML-1588?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Matthias Boehm resolved SYSTEMML-1588.
--------------------------------------
Resolution: Fixed
Fix Version/s: SystemML 1.0
> Perftest: Datagen descriptive statistics fails on parfor result merge
> ---------------------------------------------------------------------
>
> Key: SYSTEMML-1588
> URL: https://issues.apache.org/jira/browse/SYSTEMML-1588
> Project: SystemML
> Issue Type: Bug
> Affects Versions: SystemML 0.14
> Reporter: Matthias Boehm
> Assignee: Matthias Boehm
> Fix For: SystemML 1.0
>
>
> The perftest data generation script for descriptive statistics fails for the 80GB scenario with the following stacktrace
> {code}
> Caused by: org.apache.sysml.runtime.DMLRuntimeException: org.apache.sysml.runtime.DMLRuntimeException: org.apache.hadoop.mapred.InvalidInputException: Input path does not exist: hdfs://<node>:<port>/user/biuser/scratch_space/_p123456789_1.2.34.56/_t16/temp863_830
> at org.apache.sysml.runtime.controlprogram.parfor.ResultMergeRemoteSpark.executeParallelMerge(ResultMergeRemoteSpark.java:116)
> at org.apache.sysml.runtime.controlprogram.parfor.ResultMergeRemoteSpark.executeSerialMerge(ResultMergeRemoteSpark.java:71)
> at org.apache.sysml.runtime.controlprogram.ParForProgramBlock.consolidateAndCheckResults(ParForProgramBlock.java:1756)
> at org.apache.sysml.runtime.controlprogram.ParForProgramBlock.executeLocalParFor(ParForProgramBlock.java:818)
> at org.apache.sysml.runtime.controlprogram.ParForProgramBlock.execute(ParForProgramBlock.java:639)
> ... 14 more
> {code}
> This issue is caused by incorrect export handling of inputs which only works for existing inputs on hdfs or dirty in-memory objects but not for pending rdd operations.
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