Re: Swap space on squid boxes

On Wed, 26 Nov 1997, David J N Begley wrote:

> Depends how the rest of the machine is configured I guess; our top-level
> proxy is a Sun Ultra E2/2170 with 512Mb RAM and >30Gb of disk (only
> roughly 17Gb is used for the cache). The machine has two 512Mb swap
> partitions (on separate disks) giving it a total of 1Gb swap space, or
> 1.5Gb virtual memory.
>
> Squid essentially stays in memory - but the machine is also used for
> processing log files and such so there's plenty of room for caching,
> buffers, storing large arrays and whatnot. Since the disks with the swap
> partitions are on a separate controller to the disk array containing the
> cache, there's no space taken away from the cache by having more swap
> space.
>
> > Wondering what sort of ratios people usually run for their dedicated cache
> > boxes in terms of mem/swap???
>
> As above - since the disks are all separate, we just followed the "safer
> than sorry" rule of RAM times two (ie., as per normal even though it's a
> dedicated cache machine).

What you dont include, which would be useful info: How much mem (real +
swap - os cache) do you have is use?

Frankly, the only reason for a cache computer to have more then a tiny
amount of swap is to keep the computer from dieing if things go crazy..
Received on Tue Nov 25 1997 - 20:27:19 MST