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Samebug tips

  1. ,
    via oracle.com by Unknown author

    An easy way to solve OutOfMemoryError in java is to increase the maximum heap size by using JVM options -Xmx512M, this will immediately solve your OutOfMemoryError.

  2. ,
    via Stack Overflow by Eugene Yokota

    In Eclipse : go to Run --> Run Configurations --> then select the project under maven build --> then select the tab "JRE" --> then enter -Xmx1024m.

    This should increase the memory heap for all the builds/projects. The above memory size is 1 GB.

Solutions on the web

via GitHub by V3RITAS
, 1 year ago
via GitHub by davidwatkins73
, 1 year ago
via GitHub by heejongkim
, 2 weeks ago
via Stack Overflow by Ameer Abdullah
, 8 months ago
java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:3181) at java.util.ArrayList.grow(ArrayList.java:261) at java.util.ArrayList.ensureExplicitCapacity(ArrayList.java:235) at java.util.ArrayList.ensureCapacityInternal(ArrayList.java:227) at java.util.ArrayList.add(ArrayList.java:458) at org.apache.hadoop.hive.ql.udf.generic.GenericUDAFRowNumber$RowNumberBuffer.incr(GenericUDAFRowNumber.java:73) at org.apache.hadoop.hive.ql.udf.generic.GenericUDAFRowNumber$GenericUDAFRowNumberEvaluator.iterate(GenericUDAFRowNumber.java:102) at org.apache.hadoop.hive.ql.udf.generic.GenericUDAFEvaluator.aggregate(GenericUDAFEvaluator.java:185) at org.apache.hadoop.hive.ql.udf.ptf.WindowingTableFunction.evaluateWindowFunction(WindowingTableFunction.java:164) at org.apache.hadoop.hive.ql.udf.ptf.WindowingTableFunction.iterator(WindowingTableFunction.java:580) at org.apache.hadoop.hive.ql.exec.PTFOperator$PTFInvocation.finishPartition(PTFOperator.java:340) at org.apache.hadoop.hive.ql.exec.PTFOperator.closeOp(PTFOperator.java:95) at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:617) at org.apache.hadoop.hive.ql.exec.Operator.close(Operator.java:631) at org.apache.hadoop.hive.ql.exec.tez.ReduceRecordProcessor.close(ReduceRecordProcessor.java:290) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:164) at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:139) at org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:344) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:181) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable$1.run(TezTaskRunner.java:172) at java.security.AccessController.doPrivileged(Native Method) at javax.security.auth.Subject.doAs(Subject.java:422) at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1709) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:172) at org.apache.tez.runtime.task.TezTaskRunner$TaskRunnerCallable.callInternal(TezTaskRunner.java:168) at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)