Messages in this thread | | | Date | Mon, 15 Nov 2010 16:46:18 +0900 | Subject | Re: fadvise DONTNEED implementation (or lack thereof) | From | Minchan Kim <> |
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On Mon, Nov 15, 2010 at 4:28 PM, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> wrote: >> On Mon, Nov 15, 2010 at 4:09 PM, KOSAKI Motohiro >> <kosaki.motohiro@jp.fujitsu.com> wrote: >> >> > Because we have an alternative solution already. please try memcgroup :) >> >> >> >> I think memcg could be a solution of them but fundamental solution is >> >> that we have to cure it in VM itself. >> >> I feel it's absolutely absurd to enable and use memcg for amending it. >> >> >> >> I wonder what's the problem in Peter's patch 'drop behind'. >> >> http://www.mail-archive.com/linux-kernel@vger.kernel.org/msg179576.html >> >> >> >> Could anyone tell me why it can't accept upstream? >> > >> > I don't know the reason. And this one looks reasonable to me. I'm curious the above >> > patch solve rsync issue or not. >> > Minchan, have you tested it yourself? >> >> Still yet. :) >> If we all think it's reasonable, it would be valuable to adjust it >> with current mmotm and see the effect. > > Who can make rsync like io pattern test suite? a code change is easy. but > to comfirm justification is more harder work.
Maybe Ben, Brian those reports the problem. :)
-- Kind regards, Minchan Kim
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