Lecharny: Thanks for your reply. I'm using the DemuxingProtocolCodecFactory because I have multiple types of messages to send. Could you give me more prompting? I'm sorry for my bad English.
2010-11-28 bjrenyong 发件人： Emmanuel Lecharny 发送时间： 2010-11-28 22:54:23 收件人： users 抄送： 主题： Re: set sendBufferSize to 1024 or larger will cause write block On 11/28/10 2:31 PM, bjrenyong wrote: > Hi, I have a strange problem. > I wrote a program, the client connect to server by long connect. Then I send > messages from client to server, the server write responses to client. If I > set sendBufferSize of client to 512, it works OK. but if I set sendBufferSize > larger, the client program will be blocked. More larger, more quickly the > client be blocked. > > the block happend at the code: > WriteFuture wf = session.write(submit); > wf.awaitUninterruptibly(); //very slow when blocked, need about 5 seconds. > > Now I have to set the sendBufferSize to 512 to prevent the client write > block. Could anybody tell me what's the problem? And how to resolve it? > Thanks a lot. It's very likely that there is a problem in the codec you are using. What kind of protocol are you using ? -- Regards, Cordialement, Emmanuel Lécharny www.iktek.com
