Messages in this thread | | | Date | Thu, 08 Aug 2002 18:19:26 +0200 | From | Kasper Dupont <> | Subject | Re: problems with 1gb ddr memory sticks on linux |
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"Bryan K. Walton" wrote: > > I have a box running Debian 3.0 with a Via C3 800mhz processor > that slows to a crawl when I put in a 1GB stick of PC2100 DDR memory. > > The board, a Gigabyte GA-6RX, supports this memory stick.
Could it be the case, that it really doesn't support that memory eventhough it claims to?
> My 2.4.18 kernel is compiled with High Memory support and linux and the > bios see all of the memory.
Did you try without High Memory support?
> However, the box is VERY slow. It takes > about 5 minutes to install .deb binary. It took me 12 hours to compile > the 2.4.18 kernel! > > Here is what I have done to rule things out . . . > > 1) The box runs FAST with M$ Windows 2000. > 2) The box runs FAST when using identical kinds of memory but in > quantities of 512MB or less.
Did you try with a total of 1024MB on two 512MB modules?
> 3) The box runs slow with other linux distos also. (I tried Redhat 7.2) > > It seems to me that the problem has something to do with the linux > kernel and 1GB memory sticks. Am I off base?
Try the "slow" memory and use a mem= boot option to tell the Linux kernel not to use all of it.
> > Anyone have any ideas?
I wonder if it could be the case, that it for some reason doesn't use cache for all the memory.
-- Kasper Dupont -- der bruger for meget tid på usenet. For sending spam use mailto:razrep@daimi.au.dk or mailto:mcxumhvenwblvtl@skrammel.yaboo.dk - 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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