gistfile1.txt

Total: 2304 (80.00%)  samples: 36
  [ 0] java.nio.DirectByteBuffer
  [ 1] io.netty.channel.AbstractChannel$AbstractUnsafe.recvBufAllocHandle
  [ 2] io.netty.channel.socket.nio.NioSocketChannel.doReadBytes
  [ 3] io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read
  [ 4] io.netty.channel.nio.NioEventLoop.processSelectedKey
  [ 5] io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized
  [ 6] io.netty.channel.nio.NioEventLoop.processSelectedKeys
  [ 7] io.netty.channel.nio.NioEventLoop.run
  [ 8] io.netty.util.concurrent.SingleThreadEventExecutor$5.run
  [ 9] io.netty.util.concurrent.FastThreadLocalRunnable.run
  [10] java.lang.Thread.run