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https://issues.apache.org/jira/browse/HBASE-15756?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15407240#comment-15407240
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stack commented on HBASE-15756:
-------------------------------
Thank you for fast turnaround [~aoxiang]. I'm pretty sure I got your patch in
but it still shows this:
{code}
"epollEventLoopGroup-3-3" #37 prio=10 os_prio=0 tid=0x00007fb95421c470
nid=0x10e3d runnable [0x00007fb153d6e000]
java.lang.Thread.State: RUNNABLE
at sun.misc.Unsafe.freeMemory(Native Method)
at java.nio.DirectByteBuffer$Deallocator.run(DirectByteBuffer.java:94)
at sun.misc.Cleaner.clean(Cleaner.java:143)
at io.netty.util.internal.Cleaner0.freeDirectBuffer(Cleaner0.java:66)
at
io.netty.util.internal.PlatformDependent0.freeDirectBuffer(PlatformDependent0.java:147)
at
io.netty.util.internal.PlatformDependent.freeDirectBuffer(PlatformDependent.java:274)
at
io.netty.buffer.UnpooledUnsafeDirectByteBuf.freeDirect(UnpooledUnsafeDirectByteBuf.java:115)
at
io.netty.buffer.UnpooledUnsafeDirectByteBuf.deallocate(UnpooledUnsafeDirectByteBuf.java:507)
at
io.netty.buffer.AbstractReferenceCountedByteBuf.release(AbstractReferenceCountedByteBuf.java:106)
at
org.apache.hadoop.hbase.ipc.Netty4RpcServer$NettyProtocolDecoder.channelRead(Netty4RpcServer.java:1161)
at
io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)
at
io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)
at
io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787)
at
io.netty.channel.epoll.EpollSocketChannel$EpollSocketUnsafe.epollInReady(EpollSocketChannel.java:722)
at
io.netty.channel.epoll.EpollEventLoop.processReady(EpollEventLoop.java:326)
at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:264)
at
io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116)
at
io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
at java.lang.Thread.run(Thread.java:745)
{code}
.... and throughput is still below default. Do you see Pooled buffer use w/
your changes?
> Pluggable RpcServer
> -------------------
>
> Key: HBASE-15756
> URL: https://issues.apache.org/jira/browse/HBASE-15756
> Project: HBase
> Issue Type: Improvement
> Components: Performance, rpc
> Reporter: binlijin
> Assignee: binlijin
> Priority: Critical
> Attachments: Netty4RpcServer_forperf.patch, NettyRpcServer.patch,
> NettyRpcServer_forperf.patch, PooledByteBufAllocator.patch, gc.png, gets.png,
> gets.png, idle.png, queue.png
>
>
> Current we use a simple RpcServer, and can not configure and use other
> implementation.This issue is to make the RpcServer pluggable, so we can make
> other implementation for example netty rpc server. Patch will upload laterly
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