From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx114.postini.com [74.125.245.114]) by kanga.kvack.org (Postfix) with SMTP id 4AF746B0082 for ; Fri, 18 May 2012 01:03:23 -0400 (EDT) Received: by dakp5 with SMTP id p5so4941047dak.14 for ; Thu, 17 May 2012 22:03:22 -0700 (PDT) Message-ID: <4FB5D80B.8060000@gmail.com> Date: Fri, 18 May 2012 13:03:07 +0800 From: Nai Xia Reply-To: nai.xia@gmail.com MIME-Version: 1.0 Subject: Re: [patch 0/5] refault distance-based file cache sizing References: <1335861713-4573-1-git-send-email-hannes@cmpxchg.org> <4FB33A4E.1010208@gmail.com> <4FB4F902.1050708@redhat.com> In-Reply-To: <4FB4F902.1050708@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: owner-linux-mm@kvack.org List-ID: To: Rik van Riel Cc: Johannes Weiner , linux-mm@kvack.org, Andrea Arcangeli , Peter Zijlstra , Mel Gorman , Andrew Morton , Minchan Kim , Hugh Dickins , KOSAKI Motohiro , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org On 2012a1'05ae??17ae?JPY 21:11, Rik van Riel wrote: > On 05/16/2012 01:25 AM, nai.xia wrote: >> Hi Johannes, >> >> Just out of curiosity(since I didn't study deep into the >> reclaiming algorithms), I can recall from here that around 2005, >> there was an(or some?) implementation of the "Clock-pro" algorithm >> which also have the idea of "reuse distance", but it seems that algo >> did not work well enough to get merged? > > The main issue with clock-pro was scalability. > > Johannes has managed to take the good parts of clock-pro, > and add it on top of our split lru VM, which lets us keep > the scalability, while still being able to deal with file > faults from beyond the inactive list. > Hmm, I see. Thanks for the reply. -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org