Re: [squid-users] question in cache mem in squid 3

On 1/08/2013 12:05 p.m., Carlos Defoe wrote:
> OK, I thought of the cache_dir while I was writing, but in general,
> the cache_mem is the configuration we can change from, let's say, 8 GB
> to 32 GB in a minute. What i was asking was: if i have 40 GB of RAM,
> can I set something like 32 GB to cache_mem, making the box operate
> with about 39GB of memory effectively used, and leaving only something
> like 1 GB, or less, for that linux "cache" thing?
>
> In a box without a proxy-cache, let's say, a DNS server, linux will
> not use nothing more than 1GB of RAM, doing no "disk cache". But the
> fact is that you can put 100GB on a linux box with squid, with only 2
> GB of cache_mem, 20 GB of cache_dir, and we will have about 4GB of RAM
> effectively used, and all the rest of the memory will be "used" as
> disk cache by linux. There's no real need for that? Can we grow the
> effective usage, configuring squid, until we have no memory used for
> "cache" by linux?

I suspect so. The kernel should be auto-adjusting its cache usage.

Amos
Received on Thu Aug 01 2013 - 08:15:33 MDT