Messages in this thread | | | Date | Tue, 15 Jan 2008 18:03:38 +0900 | From | KOSAKI Motohiro <> | Subject | Re: [RFC] mmaped copy too slow? |
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Hi Peter,
> > > While being able to deal with used-once mappings in page reclaim > > > could be a good idea, this would require us to be able to determine > > > the difference between a page that was accessed once since it was > > > faulted in and a page that got accessed several times. > > > > it makes sense that read ahead hit assume used-once mapping, may be. > > I will try it. > > I once had a patch that made read-ahead give feedback into page reclaim, > but people didn't like it.
Could you please tell me your mail subject or URL? I hope know why people didn't like.
thanks
- kosaki
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