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From "SammiChen (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-11165) ErasureCodeBenchmarkThroughput report "out of heap memory" during execution
Date Tue, 22 Nov 2016 08:24:59 GMT
SammiChen created HDFS-11165:
--------------------------------

             Summary: ErasureCodeBenchmarkThroughput report "out of heap memory" during execution
                 Key: HDFS-11165
                 URL: https://issues.apache.org/jira/browse/HDFS-11165
             Project: Hadoop HDFS
          Issue Type: Bug
            Reporter: SammiChen


When run 
hadoop jar ./share/hadoop/hdfs/hadoop-hdfs-3.0.0-alpha2-SNAPSHOT-tests.jar org.apache.hadoop.hdfs.ErasureCodeBenchmarkThroughput
read 5000 ec 5 stf, 
following error happens,

Exception in thread "main" java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError:
Java heap space
        at java.util.concurrent.FutureTask.report(FutureTask.java:122)
        at java.util.concurrent.FutureTask.get(FutureTask.java:192)
        at org.apache.hadoop.hdfs.ErasureCodeBenchmarkThroughput.doBenchmark(ErasureCodeBenchmarkThroughput.java:136)
        at org.apache.hadoop.hdfs.ErasureCodeBenchmarkThroughput.benchmark(ErasureCodeBenchmarkThroughput.java:161)
        at org.apache.hadoop.hdfs.ErasureCodeBenchmarkThroughput.run(ErasureCodeBenchmarkThroughput.java:261)
        at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76)
        at org.apache.hadoop.hdfs.ErasureCodeBenchmarkThroughput.main(ErasureCodeBenchmarkThroughput.java:422)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.hadoop.util.RunJar.run(RunJar.java:239)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:153)
Caused by: java.lang.OutOfMemoryError: Java heap space




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