Re: [ns] webcache

[Xiangjing Chen <chenxj@cs.purdue.edu>]

Oh, I face this problem before... I don;t know what version of ns2  you
used. I know in ns2.1b6 there is a bug in FullTcpAgent, file tcp-full.cc.
I fixed it by my own in ns2.1b6. But later on I found out that ns2.1b7
also fixed it... 
Hope this will work... 
Good luck...

On Tue, 7 Nov 2000, Tarik Alj wrote:

>Hi all,
>
>	this might sound akward but I have been trying to set a 
>client-cache-server session with cache and server both sitting on the same node. 
>Which makes FullTcp continuously barf an error message :
>	
>	8.949857: FullTcpAgent::recv(_o167) too-big ACK (ack: 44, maxseq:1)
>	
>	(always the same ack and seq number)
>	
>	until ns core dumps with a core file as big as 37 Mb. I have opened it 
>with gdb, to find that it got into some sort of loop. I was wondering if this is 
>normal behaviour due to having cache and server sitting on the same node; or if 
>this was more related to FullTcp and it's buggyness. Anybody with an idea or 
>something?
>	
>	Thanks in advance,
>	
>Tarik 
>