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From David Filion ...@auto123.com>
Subject Re: SV: Re: [users@httpd] Distributed Web Server
Date Tue, 04 Jul 2006 14:54:37 GMT
Danesh Daroui wrote:
> Hi Frank,
>
> I think we are talking about different things. I already know that it 
> is possible to have a web site on multiple server (of course with 
> different addresses). What I am looking for, is to have mutiple web 
> servers on one address (single IP), where multiple servers cooperate 
> with each other to handle incomming requests.
>
> D.
>
>
> */frankpeng@netscape.net/* skrev:
>
>     I have a database cluster to support my webserver mirrors. The
>     webserver is distributable to install multiple mirrors. There is
>     no way
>     to have bottlenecks. These are the two mirrors on different
>     machinese:
>     http://breakevilaxis.org/mvnforum/mvnforum/index?lang=en
>     http://www.ddint.org/mvnforum/mvnforum/index?lang=en
>     If you like french, it will be
>     http://breakevilaxis.org/mvnforum/mvnforum/index?lang=fr ....
>     Once you find your bottleneck, you wil fix it.
>
>     Frank Peng.
>
>     -----Original Message-----
>     From: Alexander Lazic
>     To: users@httpd.apache.org
>     Sent: Mon, 3 Jul 2006 09:29:06 +0200
>     Subject: Re: [users@httpd] Distributed Web Server
>
>     Hi, 
>      
>     On Mon 03.07.2006 04:52, Danesh Daroui wrote: 
>     > 
>     >I have set up a web server using Apache and it used to work fine
>     until 
>     >my site's hit grew up and now it has serious problems because of 
>     >intensive clients traffic. I would like to set up other systems to 
>     >cooperate with my main server and serve clients as well as my main 
>     >server to make ballance when the server is overloaded. How can I
>     tell 
>     >Apache to cooperate and in other words set up a distributed
>     network of 
>     >web servers which all servers serves my site? Do I need to install a 
>     >new module? Any solution? 
>      
>     There are many solutions for this *problem* but the first step,
>     for me 
>     is, where are the real bottlenecks: 
>      
>     1.) application 
>     2.) bandwith (as Chris wrot) 
>     3.) MaxClients to low 
>     4.) some timeouts to high 
>     5.) *internal* Kommunication to slow (DB <=> APPL,APPL <=> WEBServer,

>     WEBServer <=> Client, ... ) 
>     6.) ..... 
>      
>     For the solutions: 
>      
>     1.) HW-Loadbalancer 
>     2.) SW-Loadbalancer 
>     3.) ... 
>      
>     HTH 
>      
>     Regards 
>      
>     Alex 
>      
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>

Have you looked at LVS (http://www.linuxvirtualserver.org/)?  It's a 
software based load balancer (ie. you provide the box).   We use it for 
load balancing across our web servers.  No complaints. 
(crappy graphics time....)

      ______
      |  ISP  |
      ---+---
           |
           |
      ---+---
      | LVS |
           |
  --------------------------
  |              switch              |
  --------------------------
       |               |             |         
  ---+---    ---+---   ---+---
  |httpd1|    |httpd2|   |httpd3|...



David f.



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