The HTML code is copied identically from the same source. In fact, I had this 
problem when all three web servers pointed to the same files on our SAN. And if 
I put any two of the servers in the farm into maintenance mode, the page loads 
fine. If there is more than one active server in the farm, the HTML renders 
strangely about 75% of the time. Often, one of the servers will render 
incorrectly, but when I reload the page, it renders correctly. Which server it 
is doesn't seem to matter. IT also doesn't matter which server is active by 
itself. It always works if there is only one server. Similarly, it doesn't 
matter which combination of servers I have active simultaneously; if I have 
more than one server active in the farm, the HTML renders incorrectly about 75% 
of the time.

Oh, and the farm is an HTTP farm.

This really has me scratching my head...

Matthew DiSabatino
Systems Administrator
WD-40 Company
619-275-9351 Direct


-----Original Message-----
From: Emilio Campos [mailto:[email protected]] 
Sent: Monday, June 04, 2012 10:46 AM
To: [email protected]
Subject: Re: [Zenloadbalancer-support] Problem rendering HTML on load balanced 
web servers

One of your backends is not equal in web content that the others.

Try the next
Configure the farm with only one backend and navigate in the url to check that 
the css is loaded ok.
After delete this backend and add other and try again this test with all your 
backend.

You should find the backend that has the  diferent code Also chech how the url 
incorrect is generated. If this url for css is bad check if you see the backend 
ip.

Zen doesnt modify web content only does load balancing.

What type of profile are you using? Tcp or http?

2012/6/4, Matthew DiSabatino <[email protected]>:
> We are currently evaluating Zen Load balancer v2.0 stable, and I'm 
> having a weird issue. HTML is intermittently not rending correctly on 
> load-balanced web sites. The HTML renders correctly if I point a 
> browser directly to each web server, but not if the HTML is served through 
> the ZenLB.
>
> I have two test farms set up: iistest and Intranet. iistest is just 
> the default website IIS website on port 80 on each server. Intranet is 
> a vanilla, out of the box ASP.NET 4.0 website (generated by Visual 
> Studio 2010), running on port 80 on a separate IP address on each 
> server (10.0.2.161, 10.0.2.181,10.0.8.161). Intranet is an HTTP farm 
> with a VIP of 10.0.2.201, with no persistence. Each web server has a 
> copy of the same website, with the exception of adding text in the 
> HTML of the server's name (so I could tell which web server is serving the 
> data).
>
> Specifically, there seems to be an issue with widths and placement of 
> divs, almost as though the CSS isn't being processed correctly. Again, 
> pointing a browser directly to each web server works, and about 25% of 
> the time, the HTML renders correctly through the LB.
>
> Any ideas?
>
> -Matthew D
>

--
Enviado desde mi dispositivo móvil

Load balancer distribution - Open Source Project http://www.zenloadbalancer.com 
Distribution list (subscribe): [email protected]

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