Messages in this thread | | | Subject | Re: More memory == better? | From | (bill davidsen) | Date | Tue, 23 Oct 2001 20:38:57 GMT |
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In article <20011023200715.AEF66217593@tartarus.telenet-ops.be>, DevilKin <DevilKin@gmx.net> wrote:
| > There are some good reasons to add memory. | > | > - disk i/o rates. vmstat will tell you some disk i/o rates, if they are | > high you *may* get better performance with more memnory for cache. | > | > - future applications. As you say it's cheap right now, if you think | > there's a good chance of larger images, more kernel compiles, whatever, | > buy now. | > | > - memory bandwidth. This is very motherboard dependent, read your specs. | > Some systems will use two or four way interleave to increase bandwidth | > to memory or reduce access time. See what your m/b spec tells you. | > | > - you have the money and want to spend it on {something}! Go ahead, | > memory is one of the best investments for any system. | > | > Just remember that to use this memory you need a large memory kernel. | | Ah, thats with HIGHMEM support? I've read a lot of awful things about it | here... how stable (aka usable) is it?
I have 12 machines using it, at seven location in six states... don't see any problems with which I don't see without. They are all actively using large files as well, typically 50-100GB.
Looks good to go on my systems.
-- bill davidsen <davidsen@tmr.com> His first management concern is not solving the problem, but covering his ass. If he lived in the middle ages he'd wear his codpiece backward. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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