Re: [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround

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On Mon, 22 Sep 2008 14:22:12 +0300 (EEST)
"Ilpo Järvinen" <ilpo.jarvinen@xxxxxxxxxxx> wrote:

> It seems that next sensible step is to just obtain a full strace to see 
> what actually took place during those long minutes if anything (it's 
> better that you keep that log private and just use grep over it on 
> request). ...A full strace might grow huge though. Also, for strace use 
> -tt instead of -t to get more accurate timestamps and add -T.
> 
> When you get the stall next time, please also check that the processes are 
> actually sleeping instead of looping like crazy in some buggy userspace 
> code :-) (obviously before resolving it with nmap).
> 
> When using nmap to resolve, take note on exact timestamp (including 
> seconds). E.g., 
> $ date > nmap.ts; nmap ...

	Thanks! Today I'm lucky. I got the stall fast. It seems that it
happens more frequently as more connections are made.

	What should I grep?

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