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RE: SIP UDP timeout not being respected

To: "'LinuxVirtualServer.org users mailing list.'" <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: RE: SIP UDP timeout not being respected
From: "Benjamin Lawetz" <blawetz@xxxxxxxxxxxx>
Date: Tue, 5 Jul 2005 08:45:37 -0400
 

-----Original Message-----
From: lvs-users-bounces@xxxxxxxxxxxxxxxxxxxxxx
[mailto:lvs-users-bounces@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of Horms
Sent: June 30, 2005 11:31 PM
To: LinuxVirtualServer.org users mailing list.
Subject: Re: SIP UDP timeout not being respected

On Thu, Jun 30, 2005 at 05:02:56PM -0400, Benjamin Lawetz wrote:
> Sorry to answer myself, but narrowed down the problem.
> 
> I sniffed the traffic on the load balancer coming from one of the "stuck"
> IPs and I'm getting no traffic whatsoever.
> So basically while getting no traffic coming in, having no destination 
> to go to and having a timeout of 35 seconds, the connection entries 
> counts down from 59 seconds to 0 seconds and loops back to 59 seconds 
> again. Is there a way to remove these connections? Anyone have any 
> idea why they are looping when no traffic is coming in?

Which kernel do you have? This sounds like a counter bug that was resolved
recently. However I couldn't convince myself that it manifests in 2.4 (I
looked at 2.4.27).

http://archive.linuxvirtualserver.org/html/lvs-users/2005-05/msg00043.html


Also, I may as well mention this as it has been floating around:

http://oss.sgi.com/archives/netdev/2005-06/msg00564.html


I'm using kernel 2.6.11 (SMP), tried the first patch, and so far it seems to
work. 
Thanks Horms.

-- 
Benjamin



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