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SubjectRe: Google's mm problems
On November 3, 2001 09:56 pm, Christian Ehrhardt wrote:
> On Wed, Oct 31, 2001 at 12:07:17AM +0100, Daniel Phillips wrote:
> > Hi, I've been taking a look on a mm problem that Ben Smith of Google posted
> > a couple of weeks ago. As it stands, Google can't use 2.4 yet because all
> > known flavors of 2.4 mm fall down in one way or another. This is not good.
> Andrea suggested that this might be a mlock bug and someone else
> pointed out that madvise instead of mlock exhibits similar behaviour.
> So I looked at this code and this patch looks obviously correct:

I'm pretty sure at this point that it's just poor balancing between zones. To
test this, Ben tried it highmem config'ed off and ran without problems (2/2G
user/kernel split).

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