Re: Avoiding external fragmentation with a placement policy Version 12

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--On Friday, June 03, 2005 12:47:06 -0500 Sonny Rao <[email protected]> wrote:

> On Wed, Jun 01, 2005 at 04:28:34PM -0700, Martin J. Bligh wrote:
> <snip> 
>> Seems to me we're basically pointing a blunderbuss at memory, and 
>> blowing away large portions, and *hoping* something falls out the
>> bottom that's a big enough chunk?
> 
> Isn't this also the case with the slab shrinkers ??
> 
> We kill stuff until some free pages hopefully fall out, but this can
> be difficult when you have 20+ non-related items per page (dcache).
> 
> I think there should be a better way there as well.

Yup. Same problem, I've been looking at that too ...

M.

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