hadoop运行随记4

Exception in thread "Thread for syncLogs" java.lang.OutOfMemoryError: getNewTla
	at java.lang.StringCoding$StringEncoder.encode(StringCoding.java:232)
	at java.lang.StringCoding.encode(StringCoding.java:272)
	at java.lang.String.getBytes(String.java:946)
	at java.io.UnixFileSystem.getLength(Native Method)
	at java.io.File.length(File.java:848)
	at org.apache.hadoop.mapred.TaskLog.syncLogs(TaskLog.java:372)
	at org.apache.hadoop.mapred.Child$3.run(Child.java:141)
Exception in thread "IPC Client (47) connection to master/192.168.2.20:8020 from maintain" java.lang.OutOfMemoryError: getNewTla
	at org.apache.hadoop.io.IOUtils.closeStream(IOUtils.java:226)
	at org.apache.hadoop.ipc.Client$Connection.close(Client.java:854)
	at org.apache.hadoop.ipc.Client$Connection.run(Client.java:752)
Exception in thread "IPC Client (47) connection to master/192.168.2.20:8020 from maintain" java.lang.OutOfMemoryError: getNewTla
	at java.nio.ByteBuffer.wrap(ByteBuffer.java:133)
	at org.apache.hadoop.net.SocketInputStream.read(SocketInputStream.java:128)
	at java.io.FilterInputStream.read(FilterInputStream.java:116)
	at org.apache.hadoop.ipc.Client$Connection$PingInputStream.read(Client.java:342)
	at java.io.BufferedInputStream.fill(BufferedInputStream.java:218)
	at java.io.BufferedInputStream.read(BufferedInputStream.java:237)
	at java.io.DataInputStream.readInt(DataInputStream.java:370)
	at org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:804)
	at org.apache.hadoop.ipc.Client$Connection.run(Client.java:749)
Exception in thread "Timer for 'ReduceTask' metrics system" java.lang.OutOfMemoryError: getNewTla
	at java.lang.String.valueOf(String.java:2840)
	at java.lang.Thread.getName(Thread.java:1104)
	at java.lang.management.ThreadInfo.initialize(ThreadInfo.java:205)
	at java.lang.management.ThreadInfo.<init>(ThreadInfo.java:177)
	at sun.management.ThreadImpl.getThreadInfo1(Native Method)
	at sun.management.ThreadImpl.getThreadInfo(ThreadImpl.java:156)
	at org.apache.hadoop.metrics2.source.JvmMetricsSource.getThreadUsage(JvmMetricsSource.java:146)
	at org.apache.hadoop.metrics2.source.JvmMetricsSource.getMetrics(JvmMetricsSource.java:118)
	at org.apache.hadoop.metrics2.impl.MetricsSourceAdapter.getMetrics(MetricsSourceAdapter.java:188)
	at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.snapshotMetrics(MetricsSystemImpl.java:336)
	at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.snapshotMetrics(MetricsSystemImpl.java:323)
	at org.apache.hadoop.metrics2.impl.MetricsSystemImpl.onTimerEvent(MetricsSystemImpl.java:309)
	at org.apache.hadoop.metrics2.impl.MetricsSystemImpl$4.run(MetricsSystemImpl.java:296)
	at java.util.TimerThread.mainLoop(Timer.java:512)
	at java.util.TimerThread.run(Timer.java:462)
Exception in thread "ganglia" java.lang.OutOfMemoryError: getNewTla
	at java.lang.StringBuilder.toString(StringBuilder.java:430)
	at org.apache.hadoop.metrics2.sink.ganglia.GangliaSink30.putMetrics(GangliaSink30.java:108)
	at org.apache.hadoop.metrics2.impl.MetricsSinkAdapter.publishMetrics(MetricsSinkAdapter.java:158)
	at org.apache.hadoop.metrics2.impl.MetricsSinkAdapter$1.consume(MetricsSinkAdapter.java:57)
	at org.apache.hadoop.metrics2.impl.MetricsSinkAdapter$1.consume(MetricsSinkAdapter.java:55)
	at org.apache.hadoop.metrics2.impl.SinkQueue.consumeAll(SinkQueue.java:82)
	at org.apache.hadoop.metrics2.impl.MetricsSinkAdapter.publishMetricsFromQueue(MetricsSinkAdapter.java:113)
	at org.apache.hadoop.metrics2.impl.MetricsSinkAdapter$2.run(MetricsSinkAdapter.java:89)
Exception in thread "LeaseChecker" java.lang.OutOfMemoryError: getNewTla
	at org.apache.hadoop.io.IOUtils.closeStream(IOUtils.java:226)
	at org.apache.hadoop.ipc.Client$Connection.sendParam(Client.java:790)
	at org.apache.hadoop.ipc.Client.call(Client.java:1051)
	at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:225)
	at $Proxy2.renewLease(Unknown Source)
	at sun.reflect.GeneratedMethodAccessor14.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:82)
	at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:59)
	at $Proxy2.renewLease(Unknown Source)
	at org.apache.hadoop.hdfs.DFSClient$LeaseChecker.renew(DFSClient.java:1359)
	at org.apache.hadoop.hdfs.DFSClient$LeaseChecker.run(DFSClient.java:1371)
	at java.lang.Thread.run(Thread.java:662)