[jira] [Created] (SYSTEMML-1045) OOM issue when

["Arvind Surve (JIRA)" <ji...@apache.org>]

Arvind Surve created SYSTEMML-1045:
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             Summary: OOM issue when 
                 Key: SYSTEMML-1045
                 URL: https://issues.apache.org/jira/browse/SYSTEMML-1045
             Project: SystemML
          Issue Type: Bug
    Affects Versions: SystemML 0.11
            Reporter: Arvind Surve


OutOfMemoryError occurred while running DecisionTree

Exception in thread "Thread-88" java.lang.OutOfMemoryError: Java heap space
	at java.util.Arrays.copyOf(Arrays.java:3714)
	at org.apache.sysml.runtime.matrix.data.SparseBlockCSR.resizeCopy(SparseBlockCSR.java:726)
	at org.apache.sysml.runtime.matrix.data.SparseBlockCSR.resize(SparseBlockCSR.java:716)
	at org.apache.sysml.runtime.matrix.data.SparseBlockCSR.setIndexRange(SparseBlockCSR.java:436)
	at org.apache.sysml.runtime.matrix.data.MatrixBlock.leftIndexingOperations(MatrixBlock.java:3962)
	at org.apache.sysml.runtime.matrix.data.MatrixBlock.leftIndexingOperations(MatrixBlock.java:3879)
	at org.apache.sysml.runtime.instructions.cp.MatrixIndexingCPInstruction.processInstruction(MatrixIndexingCPInstruction.java:95)
	at org.apache.sysml.runtime.controlprogram.ProgramBlock.executeSingleInstruction(ProgramBlock.java:305)
	at org.apache.sysml.runtime.controlprogram.ProgramBlock.executeInstructions(ProgramBlock.java:224)
	at org.apache.sysml.runtime.controlprogram.ProgramBlock.execute(ProgramBlock.java:168)
	at org.apache.sysml.runtime.controlprogram.parfor.ParWorker.executeRangeTask(ParWorker.java:236)
	at org.apache.sysml.runtime.controlprogram.parfor.ParWorker.executeTask(ParWorker.java:155)
	at org.apache.sysml.runtime.controlprogram.parfor.LocalParWorker.run(LocalParWorker.java:125)
	at java.lang.Thread.run(Thread.java:785)


I hit this issue while running job on "Spark As A Service" with 80MB (10K x1K), and on Curly with 8G (1M x 1K) data.



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