Squid is very good for putting it in the front of your current web servers, thus accelerating the content that doesn’t change that often. Depending on your web site configuration and hits, I suggest you go for 2GB or even 4GB of RAM for the squid(s) front-end accelerator servers. The best benefit is to have most of the cached content into the memory – this is the best and fastest method. IO is kinda slow and that is why you need a lot of memory.
A lot of folks have been doing this for years and squid has been reliable… Read the rest of this entry »