Messages in this thread | | | Date | Fri, 6 Sep 2013 00:11:40 +0200 | From | Pavel Machek <> | Subject | Re: [PATCH 2/2 v2] mm: allow to set overcommit ratio more precisely |
| |
hi!
> >> This patch adds the new overcommit_ratio_ppm sysctl variable that > >> allow to set overcommit ratio with a part per million precision. > >> The old overcommit_ratio variable can still be used to set and read > >> the ratio with a 1% precision. That way, overcommit_ratio interface > >> isn't broken in any way that I can imagine. > > > > Looks like a pretty sane solution. Could you also make a Documentation/ > > update, please? > > Damn! I forgot. Will do.
Actually... would something like overcommit_bytes be better interface? overcommit_pages?
If system would normally allow allocating "n" pages, with overcommit it would allow allocating "n + overcommit_pages" pages. That seems like right granularity...
-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
| |