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From "Filip Hanik - Dev" <devli...@hanik.com>
Subject Fw: Multi-Site Clustering? (hot failover)
Date Wed, 10 Nov 2004 19:29:46 GMT

----- Original Message -----
From: "Peter Lin" <woolfel@gmail.com>



I should add that some service provider include it free, if you rent
rack space in the other hosting facility. I've used Level3 in the past
and I know they definitely provide multi-site load balancing. all of
the top 3 service providers offer it I think.

it's not cheap though, so be ready to open up the wallet.

peter


On Wed, 10 Nov 2004 13:13:51 -0600, Filip Hanik - Dev
<devlists@hanik.com> wrote:
> which might also give you the idea, if you control your own DNS, you could manually switch
it over to a new set of IP addresses
when
> your old data center blows up.
>
>
> Filip
>
>
>
> ----- Original Message -----
> From: "Peter Lin" <woolfel@gmail.com>
> To: "Tomcat Users List" <tomcat-user@jakarta.apache.org>
> Sent: Wednesday, November 10, 2004 1:08 PM
> Subject: Re: Multi-Site Clustering? (hot failover)
>
> normally ISP will offer multi-site load balancing using DNS. In terms
> of failover, it generally handled the same way. If an earthquake
> swallows the first location, the second site's DNS will pick and route
> the traffic to the second cluster.
>
> I would talk to your service provider. the smaller shops don't offer
> it, so you'll have to talk to a bigger ISP.
>
> peter
>
> On Wed, 10 Nov 2004 12:52:17 -0600, Filip Hanik - Dev
> <devlists@hanik.com> wrote:
> > Even a datacenter by itself plugs in to more than one backbone (network provider)
> > So a datacenter itself has more than one connection into it.
> > So what I am saying, if you want to fail over between data centers, that is not
something you configure in tomcat, or in your
own
> > network, that is something you probably arrange with the data centers or the network
providers, cause if your data center gets
> > shattered in an earth quake, all the routers in there will be dead anyway.
> >
> > Filip
> >
>
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