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Re: [lvs-users] LVS + keepalived + QEMU + VDE2

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] LVS + keepalived + QEMU + VDE2
From: Gerry Reno <greno@xxxxxxxxxxx>
Date: Thu, 28 Jun 2007 22:24:16 -0400
Gerry Reno wrote:
> Joseph Mack NA3T wrote:
>   
>> On Mon, 4 Jun 2007, Gerry Reno wrote:
>>
>> Can't read your ascii diagram, but it seems like I've seen 
>> it before. Have you posted on this setup recently.
>>
>>
>>   
>>     
>>> The general setup is a single Inet NAT Router/GW box connected to a
>>> switch (multi-VLAN 801q capable) that connects to all the servers. The
>>> physical servers for this discussion are two web servers, two sql
>>> servers, one shared storage server, two email servers, two file servers.
>>> For simplicity lets just focus on the web and sql servers and the shared
>>> storage server.
>>>     
>>>       
>> you have two directors balancing http,sql (maybe the 
>> clients access the http and the http accesses the 
>> sql), smtp. There is a file server. This is a standard LVS. 
>> There's no need for one network here.
>>
>>   
>>     
>>> Just need to setup LVS and keepalived on load balancers add a
>>> POSTROUTING rule on the load balancers and drop the default route on the
>>> real servers (do I have that right?)
>>>     
>>>       
>> it's in the HOWTO.
>>
>>   
>>     
>>> Hints?
>>>     
>>>       
>> looks like a standard LVS to me.
>>
>> Joe
>>
>>   
>>     
> Ok, I think the only difference is that the clients access the http 
> which accesses the sql, but the sql again is load balanced rather than 
> pairing web/sql servers. But you're right, basically standard LVS pretty 
> much. Back to the HOWTO...
>
>
>   
Just some feedback. No go on QEMU. The networking is way too slow. Like 
5x or more slower than Xen. So I'm thinking about some other ways.

Gerry


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