From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 11 Jun 2007 09:23:41 -0700 (PDT) From: Christoph Lameter Subject: Re: [PATCH 15 of 16] limit reclaim if enough pages have been freed In-Reply-To: <466C3A60.6080403@redhat.com> Message-ID: References: <31ef5d0bf924fb47da14.1181332993@v2.random> <466C32F2.9000306@redhat.com> <20070610173221.GB7443@v2.random> <466C3A60.6080403@redhat.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Rik van Riel Cc: Andrea Arcangeli , linux-mm@kvack.org, Larry Woodman List-ID: On Sun, 10 Jun 2007, Rik van Riel wrote: > Andrea Arcangeli wrote: > > On Sun, Jun 10, 2007 at 01:20:50PM -0400, Rik van Riel wrote: > > > code simultaneously, all starting out at priority 12 and > > > not freeing anything until they all get to much lower > > > priorities. > > > > BTW, this reminds me that I've been wondering if 2**12 is a too small > > fraction of the lru to start the scan with. > > If the system has 1 TB of RAM, it's probably too big > of a fraction :) > > We need something smarter. Well this value is depending on a nodes memory not on the systems total memory. So I think we are fine. 1TB systems (at least ours) are comprised of nodes with 4GB/8GB/16GB of memory. -- 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: email@kvack.org