Vladimir Rodionov created HDFS-10194: ----------------------------------------
Summary: FSDataOutputStream.write() allocates new byte buffer on each operation Key: HDFS-10194 URL: https://issues.apache.org/jira/browse/HDFS-10194 Project: Hadoop HDFS Issue Type: Improvement Components: hdfs-client Affects Versions: 2.7.1 Reporter: Vladimir Rodionov This is the code: {code} private DFSPacket createPacket(int packetSize, int chunksPerPkt, long offsetInBlock, long seqno, boolean lastPacketInBlock) throws InterruptedIOException { final byte[] buf; final int bufferSize = PacketHeader.PKT_MAX_HEADER_LEN + packetSize; try { buf = byteArrayManager.newByteArray(bufferSize); } catch (InterruptedException ie) { final InterruptedIOException iioe = new InterruptedIOException( "seqno=" + seqno); iioe.initCause(ie); throw iioe; } return new DFSPacket(buf, chunksPerPkt, offsetInBlock, seqno, getChecksumSize(), lastPacketInBlock); } {code} -- This message was sent by Atlassian JIRA (v6.3.4#6332)