Large mem disk with not very recent current
rik at cronyx.ru
Mon Sep 20 14:08:08 PDT 2004
> Roman Kurakin wrote:
>> Kris Kennaway wrote:
>>> On Mon, Sep 13, 2004 at 12:56:51PM +0400, Roman Kurakin wrote:
>>>> I have the following idea/problem. I want to build world in memory.
>>>> I've put in to my system 1G of memory and tried to put on it sources.
>>>> But all times I've tried to do that system went to panic. I've used md
>>>> with malloc type.
>>>> Any ideas?
> What kind of panic was it? Try using swap backing instead of malloc.
> Malloc will consume wired memory and will generally make life difficult
> for other parts of the kernel that need memory later. Swap-backed pages
> will stay in RAM until the VM needs to push them out due to memory
It works, but not like I expected.
Compilation with sources and objdir on md and on harddrive takes the same
If I didn't miss smth it tells that disk cache is very effective.
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