Re: SV: Re: [users@httpd] Distributed Web Server

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Hi,

On Die 04.07.2006 15:48, Danesh Daroui wrote:

Our bottleneck will be mostly bandwidth since our servers are fast
enought. Frankly, I didn't get anything from your solutions
(HW-Loadbalancer and SW-Loadbalancer). Are they software/hardware
products? Would you please explain?

Well you have identified your bottleneck then you have the following
options, from my point of view:

1.) Upgrade the bandwidth ;-)
2.) Get more lines.

What is your infrastructure, is it like this?!

    Internet
       |
       |more then 100Mbit
       |
 +------------+
 | isp-router |
 +------------+
       |
       | 100mbit
       |
 +------------+
 | your server|
 +------------+

3.) One connect point and more *direct* answer server:

   +------------------+
   |      client      |
   +------------------+
            |
   +------------------+
   | www.whatever.com |
   +------------------+
         |redirect the client
         | to www[1-n].whatever.com
--------------------------------------------
   +------------------+
   |      client      |
   +------------------+
            |
   +-----------------------+
   | www[1-n].whatever.com |
   +-----------------------+

Pros:
1.) You should use per server one line, thefore the bandwidth problem
   would be solved :-)
2.) Trivial loadbalancing.

Cons:
1.) Maybe expensive, because you need more HW-Boxen(Webserver)
2.) The bookmarking isn't very nice, expect you make a frameset around
   the main site :-(

4.) Tuncate more lines from your isp, but i'am not a network guru and
therfore i have only a theoretical idea i'am not sure if it work for
you.

        Internet
          |
          |more then 100Mbit
          |
 +------------------------+
 | *THE ISP ROUTER/SWITCH*|
 +------------------------+
    |Line1 |Line2 |Line3
     +----------------+
     | your server    |
     +----------------+


5.) Ask a *competent* consulting Company, yea it't not easy to find one
   ;-)
6.) Due the fact that you *know* that you have a bandwidth problem the
Loadbalancer solutions would not help you, i think.

But i think this is OT for this list, isn't it?!

regards

Alex

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