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Direct buffer memory
java.lang.OutOfMemoryError: Direct buffer memory at java.nio.Bits.reserveMemory(Bits.java:632) at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:97) at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:288) at org.apache.hadoop.hdfs.util.DirectBufferPool.getBuffer(DirectBufferPool.java:59) at org.apache.hadoop.hdfs.BlockReaderLocal.<init>(BlockReaderLocal.java:315) at org.apache.hadoop.hdfs.BlockReaderLocal.newBlockReader(BlockReaderLocal.java:208) at org.apache.hadoop.hdfs.DFSClient.getLocalBlockReader(DFSClient.java:790) at org.apache.hadoop.hdfs.DFSInputStream.getBlockReader(DFSInputStream.java:888) at org.apache.hadoop.hdfs.DFSInputStream.blockSeekTo(DFSInputStream.java:455) at org.apache.hadoop.hdfs.DFSInputStream.readWithStrategy(DFSInputStream.java:645) at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:689) at java.io.DataInputStream.read(DataInputStream.java:132) at org.apache.hadoop.hbase.OpenFileTest.readFully(OpenFileTest.java:131) at org.apache.hadoop.hbase.OpenFileTest$FileCreater.createAndOpenFile(OpenFileTest.java:74) at org.apache.hadoop.hbase.OpenFileTest$FileCreater.run(OpenFileTest.java:57) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:680)