[Linux-cluster] LVS cluster

[Christopher Hawkins]

LVS takes care of persistence and load balancing. Keepalived takes care of
informing LVS as to which servers are available to handle incoming
requests... 

> -----Original Message-----
> From: linux-cluster-bounces at redhat.com 
> [mailto:linux-cluster-bounces at redhat.com] On Behalf Of 
> Kristoffer Lippert
> Sent: Thursday, July 12, 2007 4:31 AM
> To: linux clustering
> Subject: SV: [Linux-cluster] LVS cluster
> 
> That sounds interesting.
> 
> So you have a std. ha cluster running the keepalived as a 
> failover cluster service, and the webservers running outside 
> the cluster (on the same machines). Then the keepalived does 
> the loadbalancing. Is that correctly understood?
> 
> Will this take care of session persistence?
> 
> 
> Kind regards
> Kristoffer
> 
> -----Oprindelig meddelelse-----
> Fra: linux-cluster-bounces at redhat.com 
> [mailto:linux-cluster-bounces at redhat.com] På vegne af Marc Grimme
> Sendt: 11. juli 2007 18:40
> Til: linux clustering
> Emne: Re: [Linux-cluster] LVS cluster
> 
> On Wednesday 11 July 2007 16:41:32 Kristoffer Lippert wrote:
> > One fairly simple question for a change. :-)
> >
> > We have two frontend webservers running a cluster to handle 
> a SAN (gfs).
> > Would it be possible to run the LVS router on the same physical 
> > machines as the cluster? Thus creating a fully redundant 
> loadbalanced 
> > cluster of our two frontend webservers.
> >
> > Currently we run with dns RoundRobin "load balancing". 
> (Wich is not so 
> > good in failover situations).
> >
> > Thanks in advance :-)
> > Mvh / Kind regards
> >
> > Kristoffer Lippert
> > Systemansvarlig
> > JP/Politiken A/S
> > Online Magasiner
> >
> > Tlf. +45 8738 3032
> > Cell. +45 6062 8703
> 
> we've done this with keepalive (also) and some rgmanager 
> skripts. It runs on the cluster as ha-service and makes loadbalancing.
> 
> Regards Marc.
> 
> --
> Gruss / Regards,
> 
> Marc Grimme
> Phone: +49-89 452 3538-14
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