>>
>> mod_balancer
>
> We're not using mod_balancers, we have two dedicated servers running
> LVS. LVS load balances requests to nginx which sent the request to
> apache / php on localhost.
>
>

I'm just curious as to why putting nginx in front of it all allows
apache+php to handle the load, when it seems to be handling the same
requests (for the php) as before. Unless there is a lot of static
content that nginx is now handling?