java.lang.RuntimeException

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    • java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: Java heap space at org.apache.hadoop.hdfs.server.datanode.DirectorySc anner.getDiskReport(DirectoryScanner.java:549) at org.apache.hadoop.hdfs.server.datanode.DirectorySc anner.scan(DirectoryScanner.java:422) at org.apache.hadoop.hdfs.server.datanode.DirectorySc anner.reconcile(DirectoryScanner.java:403) at org.apache.hadoop.hdfs.server.datanode.DirectorySc anner.run(DirectoryScanner.java:359) at java.util.concurrent.Executors$RunnableAdapter.cal l(Executors.java:471) at java.util.concurrent.FutureTask.runAndReset(Future Task.java:304) at java.util.concurrent.ScheduledThreadPoolExecutor$S cheduledFutureTask.access$301(ScheduledThreadPoolE xecutor.java:178) at java.util.concurrent.ScheduledThreadPoolExecutor$S cheduledFutureTask.run(ScheduledThreadPoolExecutor .java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745)

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