weight problem

[Fernando A. P. Gomes]

Hi,

> 1.  you should try wlc  ( weighted least connection )  - probably in your
> case it should perform better

I've try'ed wlc, and it's the same behavior.

> 2.  why do you use "persistent" parameter ?  is there any special purpose
> for that ?  if not - you should remove it.

I've sessions, but thi problem must be here. I will try to remove this 
parameter.

> and one more thing -  use  ipvsadm  to monitor your connections  - you can
> get the LVS connection table using ipvsadm as well

Yes, I use ipvsadm to monitor the connections.

Thanks a lot,
Fernando Gomes

> cheers,
> -Mike
>
> On Wed, Jul 29, 2009 at 5:26 PM, Fernando A. P. Gomes 
<fapg at eurotux.com>wrote:
> > Hi,
> >
> > The beahivor improveed, but isn't the expected (I changed the algorithm
> > and raised the weight):
> >
> > TCP xxx.xxx.xxx.xxx:80 wrr persistent 2700
> >  -> 172.16.42.124:80             Masq    1      17          951
> >  -> 172.16.41.15:80              Masq    5000   221        3215
> >
> > grep "29/Jul/2009:15:23" access_log.2009-07-29 | grep -v "172.16.42.15"
> > |wc -l
> > 408
> >
> > grep "29/Jul/2009:15:23" access_log.2009-07-29 | wc -l
> > 1677
> >
> > Cumprimentos,
> > Fernando Gomes
> >
> > On Wednesday 29 July 2009, Mike Kemelmakher wrote:
> > > Hi,
> > >
> > > Thats because you choose  "rr"  scheduling algorithm  - which is not
> >
> > aware
> >
> > > of weight parameter
> > > try to change it to  wlc or wrr  and see what you get
> > >
> > > -Mike
> > >
> > > On Wed, Jul 29, 2009 at 4:40 PM, Fernando A. P. Gomes
> >
> > <fapg at eurotux.com>wrote:
> > > > Hi,
> > > >
> > > >  I've configured lvs to give diferent weight to my virtual servers:
> > > >
> > > >     server s1 {
> > > >         address = 172.16.42.15
> > > >         active = 1
> > > >         weight = 1000
> > > >     }
> > > >     server s2 {
> > > >         address = 172.16.42.124
> > > >         active = 1
> > > >         weight = 1
> > > >     }
> > > >
> > > > However, the the ipvs list of connections give me this:
> > > >
> > > > TCP  xxx.xxx.xxx.xxx:80 rr persistent 2700
> > > >  -> 172.16.42.124:80            Masq    1           24        2674
> > > >  -> 172.16.41.15:80              Masq    1000   400        2159
> > > >
> > > > And an access count with the apache logs gives me this:
> > > >
> > > > s1 (172.16.41.15):
> > > > grep "29/Jul/2009:14:23" access_log.2009-07-29 | wc -l
> > > > 1054
> > > > s2 (172.16.42.124):
> > > > grep "29/Jul/2009:14:23" access_log.2009-07-29 | wc -l
> > > > 1380
> > > >
> > > > I've more accesses to s2, that have a lower weight than s1, and the
> >
> > ipvs
> >
> > > > connection list should be 1000 to 1.
> > > >
> > > > Can anybody comment?
> > > >
> > > > Regards,
> > > > Fernando Gomes
> > > > --
> > > > Fernando Alexandre Peixoto Gomes <fapg at eurotux.com>
> > > > Eurotux Informática, S.A. [http://eurotux.com]
> > > > Rua Rosalvo de Almeida, 5. 4710-429 BRAGA PORTUGAL
> > > > Tel: (+351) 253 257395 - Fax: (+351) 253 257396
> > > >
> > > >
> > > > _______________________________________________
> > > > Piranha-list mailing list
> > > > Piranha-list at redhat.com
> > > > https://www.redhat.com/mailman/listinfo/piranha-list
> >
> > --
> > Fernando Alexandre Peixoto Gomes <fapg at eurotux.com>
> > Eurotux Informática, S.A. [http://eurotux.com]
> > Rua Rosalvo de Almeida, 5. 4710-429 BRAGA PORTUGAL
> > Tel: (+351) 253 257395 - Fax: (+351) 253 257396
-- 
Fernando Alexandre Peixoto Gomes <fapg at eurotux.com>
Microsoft Certified Systems Engineer
Eurotux Informática, S.A. [http://eurotux.com]
Rua Rosalvo de Almeida, 5. 4710-429 BRAGA PORTUGAL
Tel: (+351) 253 257395 - Fax: (+351) 253 257396

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