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Re: connections not expireing, kernel using over 400Megs

To: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
Subject: Re: connections not expireing, kernel using over 400Megs
From: Mark de Vries <markdv.lvsuser@xxxxxxxxxx>
Date: Tue, 3 May 2005 13:02:27 +0200 (CEST)
On Tue, 3 May 2005, Sébastien BONNET wrote:

> >         dns_vips= [9 IPs]
> >         dns_realservers= [4 IPs]
> >
> >         for service in $dns_vips
> >         do
> >             $IPVSADM -A -t ${service}:53 -s wrr
> >             $IPVSADM -A -u ${service}:53 -s wrr
> >             for real in $dns_realservers
> >             do
> >                 $IPVSADM -a -t ${service}:53 -r ${real} -g -w 10
> >                 $IPVSADM -a -u ${service}:53 -r ${real} -g -w 10
> >             done
> >         done
>
> If you don't plan to associate different real servers to specific VIPs,
> why don't you just mark incoming TCP and UDP to port 53 (for each VIP)
> using iptables and load balance using firewall marks ?
>
> This would result in a much lighter ipvs routing table ... which could
> in turn lower your problem.

That's certainly something I can try. But I (still) think it more
important to find out what's causing the problem. Maybee it's a bug in
ipvs? If it is, than it should be fixed... not worked around.

Rgds,
Mark.


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