Messages in this thread | | | From | Alan Cox <> | Subject | Re: Ideas for reducing memory copying and zeroing times | Date | Tue, 23 Apr 1996 10:16:07 +0100 (BST) |
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> The page tables came to 2108k. This is rather a lot of memory to > have locked in RAM, especially as most of the processes are daemons > that are idle most of the time. (I have 53 processes running right > now, in 16Mb RAM). > Peanuts, it takes 3mb of page tables to map all the physical pages of > ram into kernel space on my SMP Sparc box.
Which is too much unpageable data. Page tables are meant to be paged.
Alan
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