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Re: just added a new real server, getting a really large number of InAct

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: just added a new real server, getting a really large number of InActConn
From: Randy Paries <rtparies@xxxxxxxxx>
Date: Tue, 7 Feb 2006 12:42:52 -0600
Thanks for the reponse
i manually added lovejoy by editing the ldirectord.cf

on krusty and flanders they are rh9 and Apache/2.0.52
lovejoy is fedora 4 and Apache/2.0.54

Randy

On 2/7/06, Graeme Fowler <graeme@xxxxxxxxxxx> wrote:
> Hi
>
> On Tue 07 Feb 2006 16:54:17 GMT , Randy Paries <rtparies@xxxxxxxxx> wrote:
> > Does this give you any insight?
> >
> > ipvsadm -Ln --rate
> > IP Virtual Server version 1.0.10 (size=65536)
> > Prot LocalAddress:Port     CPS    InPPS   OutPPS    InBPS   OutBPS
> >  -> RemoteAddress:Port
> > TCP  66.208.187.10:80       61     1220        0   108590        0
> >  -> 192.168.0.159:80        52      867        0    72101        0
> >  -> 192.168.0.204:80         5      138        0    16551        0
> >  -> 192.168.0.203:80         4      214        0    19937        0
> > TCP  66.208.187.10:443       0        0        0        0        0
> >  -> 192.168.0.203:443        0        0        0        0        0
>
> 192.168.0.159 - I assume this is local.lovejoy? If so, it's handling 10
> times the connections per second that the other are for a given number
> of ActiveConn in the basic output.
>
> > ipvsadm  -Ln --stats
> > IP Virtual Server version 1.0.10 (size=65536)
> > Prot LocalAddress:Port     Conns   InPkts  OutPkts  InBytes OutBytes
> >  -> RemoteAddress:Port
> > TCP  66.208.187.10:80   22291846    1257M        0     152G        0
> >  -> 192.168.0.159:80      742593  8850902        0  998205K        0
> >  -> 192.168.0.204:80    10094273  593304K        0   71634M        0
> >  -> 192.168.0.203:80    11422135  655111K        0   80084M        0
> > TCP  66.208.187.10:443    117751   993403        0  155060K        0
> >  -> 192.168.0.203:443      49549   419180        0 66259192        0
>
> You added local.lovejoy after the other machines by running ipvsadm by
> hand, right?
>
> The "--rate" output makes it look to me that your new server is a *lot*
> better in terms of performance when compared to your other two machines.
> As I remember it, the wlc scheduler looks at the number of active
> connections and sends the next connection to the least-loaded server.
> Given that your ipvsadm output is only a specific point in time, and it
> shows that local.lovejoy has *more* connections than the other two,
> that might not seem too sensible - however if those connections are
> getting to TIME_WAIT or FIN_WAIT much more quickly than the other two
> machines, it is able to handle more connections and therefore the
> real-time figure is likely to bounce up and down around the same level
> as the older machines.
>
> What specifications are your older machines, and what is the new one?
> What Apache versions are they running?
>
> Graeme
>
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