[Sussex] Microsoft Windows minimum system's
Steven Dobson
steve at dobson.org
Mon Aug 7 22:12:17 UTC 2006
John
On Mon, 2006-08-07 at 22:21 +0100, John Crowhurst wrote:
> In fact, the same applies to Linux. The more memory you have, the less
> swap you use. Some systems with GB's of RAM run better without a swapfile.
Could you please define better.
IIRC, Linux does not allocate a page in swap unless it needs to swap a
RAM page to swp. Therefore a system with more RAM than need by the
applications running will not need to swap. You should see no
perfromance difference between a system configured with swap and one
configured without.
On the other hand, if at some point the applications running require
more memory than is available in RAM a system without sway will have to
return a NULL pointer when no more RAM is available. The application
requiring the RAM will have to fail it's current operation (or if
programmed badly will abort). A system with swap configured may not run
as fast as it would if more RAM was available, but at least it will run.
I consider a system that can not do the tasks asked of it to be worse
than one that performs them, but does so slowly.
Steve
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