From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 2 Jul 2003 05:08:18 +0200 From: Andrea Arcangeli Subject: Re: What to expect with the 2.6 VM Message-ID: <20030702030818.GX3040@dualathlon.random> References: <20030701022516.GL3040@dualathlon.random> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org Return-Path: To: Mel Gorman Cc: Linux Memory Management List , Linux Kernel Mailing List List-ID: On Tue, Jul 01, 2003 at 10:46:31PM +0100, Mel Gorman wrote: > On Tue, 1 Jul 2003, Andrea Arcangeli wrote: > > > On Tue, Jul 01, 2003 at 02:39:47AM +0100, Mel Gorman wrote: > > > Reverse Page Table Mapping > > > ========================== > > > > > > > > > > you mention only the positive things, and never the fact that's the most > > hurting piece of kernel code in terms of performance and smp scalability > > until you actually have to swapout or pageout. > > > > You're right, I was commenting only on the positive side of things. I > didn't pay close enough attention to the development of the 2.5 series so > right now I can only comment on whats there and only to a small extent on > what it means or why it might be a bad thing. Here goes a more balanced > view... never mind, I think for your talk that was just perfect ;) Though I think your last paragraph addition on the rmap thing is fair enough. I only abused your very nice and detailed list of features, to comment on some that IMHO had some drawback (and for some [not rmap] I don't recall any discussion about their drawbacks on l-k ever, that's why I answered). thanks, Andrea -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: aart@kvack.org