Messages in this thread | | | From | (Steffen Grunewald) | Subject | Re: Going from 32M to 48M, Linux crawls! | Date | Mon, 3 Jun 1996 08:54:58 +0200 (MET DST) |
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"Kayvan Sylvan writes" |> |> Hi folks, |> |> I just put another 72pin 16Meg SIMM into my machine (memory prices are |> rock bottom right now). |> |> When I rebooted, Linux (1.99.9) was dog slow!!! Does anyone have any |> ideas? |> |> I swapped memory chips around, tested memory, everything else I could |> think of, but putting in the extra RAM slowed down my machine. The |> chips themselves are fine. |> |> I then booted linux with mem=16M and it was fast, and with mem=32M |> (the amount I used to have) and it was also fast. Since I haven't |> uninstalled the hardware, I'm assuming this is a software problem. I'm |> running with 32M (even though I have 48M installed). |> |> Has anyone seen this before? Please, please, please, someone tell me |> there's a patch! ;-) |> |> ---Kayvan
Looks like your cache won't work with the extra 16 MB. Depending on the kernel's memory mapping strategy, the code which is accessed most, is now located in un-cached memory, so your system _must_ crawl.
Try changing your CMOS settings / adding more cache.
Steffen -- Steffen Grunewald | email steffen@gfz-potsdam.de | fax (+49)-331-8877 520 GeoForschungsZentrum Potsdam, Telegrafenberg A17, D-14473 Potsdam, Germany /* Disclaimer : I don't speak for my employers, they don't speak for me */
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