From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from l-036148a.enterprise.veritas.com([10.10.97.179]) (1751 bytes) by megami.veritas.com via sendmail with P:esmtp/R:smart_host/T:smtp (sender: ) id for ; Mon, 19 Nov 2007 11:09:43 -0800 (PST) (Smail-3.2.0.101 1997-Dec-17 #15 built 2001-Aug-30) Date: Mon, 19 Nov 2007 19:09:25 +0000 (GMT) From: Hugh Dickins Subject: Re: page_referenced() and VM_LOCKED In-Reply-To: <20071119183942.614771c2.kamezawa.hiroyu@jp.fujitsu.com> Message-ID: References: <473D1BC9.8050904@google.com> <20071116144641.f12fd610.kamezawa.hiroyu@jp.fujitsu.com> <16909246.1195259556869.kamezawa.hiroyu@jp.fujitsu.com> <20071119183942.614771c2.kamezawa.hiroyu@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: Ethan Solomita , linux-mm@kvack.org List-ID: On Mon, 19 Nov 2007, KAMEZAWA Hiroyuki wrote: > > > your patch helps the kernel to avoid a waste of Swap. > > Tested-by: KAMEZAWA Hiroyuki Many thanks, Kame. I'll send it in with my next little lot. Hugh > == > I tested your patch on x86_64/6GiB memory, + 2.6.24-rc3. > mlock 5GiB and create 4GiB file by"dd". > > [before patch] > MemTotal: 6072620 kB > MemFree: 50540 kB > Buffers: 4508 kB > Cached: 724828 kB > SwapCached: 5146960 kB > Active: 2683964 kB > Inactive: 3198752 kB > > [after patch] > MemTotal: 6072620 kB > MemFree: 17112 kB > Buffers: 6816 kB > Cached: 744880 kB > SwapCached: 21724 kB > Active: 5175828 kB > Inactive: 744956 kB -- 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