Subject: Re: TCP keepalive timer problem

From: Andi Kleen <[email-masked]>
Date: Thu, 27 Aug 2009 15:35:22 +0200

Eric Dumazet <[email-masked]> writes:
>
> Now, 7200 seconds might be inappropriate for special needs, and considering
> there is no way to change tcp_retries2 for a given socket (only choice being the global
> tcp_retries2 setting), I would vote for a change in our stack, to *relax* RFC,
> and get smaller keepalive timers if possible.

I think the better fix would be to just to only do that when
tcp_retries2 > keep alive time. So keep the existing behaviour
with default keep alive, but switch when the user defined
a very short keep alive.

-Andi

-- 
[email-masked] -- Speaking for myself only.