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Re: [lvs-users] How can I improve LVS performance?

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] How can I improve LVS performance?
From: Paulo Rodrigues <paulo.s.rodrigues@xxxxxxxxx>
Date: Wed, 5 Aug 2009 10:10:32 +0100
Hello Siim,
On Wed, Aug 5, 2009 at 9:00 AM, Siim Põder <siim@xxxxxxxxxxxxxxx> wrote:

> Hi
>
> Paulo Rodrigues wrote:
> > I've been using ab to check how many webpages this setup can serve over
> one
> > minute, by:
> >
> > ab -k -c20 -t60 http://195.22.4.25/
> >
> > and the maximum it does is around 6000 pages; from the LVS itself,
> running
> > the same command but against the realservers
> >
> > ab -k -c20 -t60 http://192.168.200.60/
> > ab -k -c20 -t60 http://192.168.200.61/
> >
> > gives around 40000 webpages from each! All hosts are connected over
> gigabit
> > ethernet.
>
> Just so that we could eliminate some factors: you are running the second
> set of benchmarks from the director, where are you running the first ab
> from? Is it from the director, another machine in the same (external)
> subnet or over the internet?
>
> Siim
>
> _______________________________________________
> Please read the documentation before posting - it's available at:
> http://www.linuxvirtualserver.org/
>
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>

I've tried a few hosts, all giving pretty much the same results, in the same
subnet (195.22.4.22), in another subnet (195.22.17.11) and in a different
subnet but on the same switch (195.22.14.170), both on gigabit and 100Mb.

Thank you for your help!
Paulo Rodrigues
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