From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with ESMTP id D28FB6B0023 for ; Mon, 16 May 2011 04:09:24 -0400 (EDT) Received: from m1.gw.fujitsu.co.jp (unknown [10.0.50.71]) by fgwmail6.fujitsu.co.jp (Postfix) with ESMTP id BE3E23EE0B5 for ; Mon, 16 May 2011 17:09:21 +0900 (JST) Received: from smail (m1 [127.0.0.1]) by outgoing.m1.gw.fujitsu.co.jp (Postfix) with ESMTP id 9D6D72AED5E for ; Mon, 16 May 2011 17:09:21 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (s1.gw.fujitsu.co.jp [10.0.50.91]) by m1.gw.fujitsu.co.jp (Postfix) with ESMTP id 7EE962E68C3 for ; Mon, 16 May 2011 17:09:21 +0900 (JST) Received: from s1.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id 6DBA3EF8004 for ; Mon, 16 May 2011 17:09:21 +0900 (JST) Received: from ml14.s.css.fujitsu.com (ml14.s.css.fujitsu.com [10.240.81.134]) by s1.gw.fujitsu.co.jp (Postfix) with ESMTP id 0D220EF8007 for ; Mon, 16 May 2011 17:09:21 +0900 (JST) Date: Mon, 16 May 2011 17:02:41 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [PATCH 2/3] vmscan: implement swap token trace Message-Id: <20110516170241.d918031e.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <4DCD18C4.1000902@jp.fujitsu.com> References: <4DCD1824.1060801@jp.fujitsu.com> <4DCD18C4.1000902@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: KOSAKI Motohiro Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, minchan.kim@gmail.com, riel@redhat.com On Fri, 13 May 2011 20:40:52 +0900 KOSAKI Motohiro wrote: > This is useful for observing swap token activity. > > example output: > > zsh-1845 [000] 598.962716: update_swap_token_priority: > mm=ffff88015eaf7700 old_prio=1 new_prio=0 > memtoy-1830 [001] 602.033900: update_swap_token_priority: > mm=ffff880037a45880 old_prio=947 new_prio=949 > memtoy-1830 [000] 602.041509: update_swap_token_priority: > mm=ffff880037a45880 old_prio=949 new_prio=951 > memtoy-1830 [000] 602.051959: update_swap_token_priority: > mm=ffff880037a45880 old_prio=951 new_prio=953 > memtoy-1830 [000] 602.052188: update_swap_token_priority: > mm=ffff880037a45880 old_prio=953 new_prio=955 > memtoy-1830 [001] 602.427184: put_swap_token: > token_mm=ffff880037a45880 > zsh-1789 [000] 602.427281: replace_swap_token: > old_token_mm= (null) old_prio=0 new_token_mm=ffff88015eaf7018 > new_prio=2 > zsh-1789 [001] 602.433456: update_swap_token_priority: > mm=ffff88015eaf7018 old_prio=2 new_prio=4 > zsh-1789 [000] 602.437613: update_swap_token_priority: > mm=ffff88015eaf7018 old_prio=4 new_prio=6 > zsh-1789 [000] 602.443924: update_swap_token_priority: > mm=ffff88015eaf7018 old_prio=6 new_prio=8 > zsh-1789 [000] 602.451873: update_swap_token_priority: > mm=ffff88015eaf7018 old_prio=8 new_prio=10 > zsh-1789 [001] 602.462639: update_swap_token_priority: > mm=ffff88015eaf7018 old_prio=10 new_prio=12 > > Signed-off-by: KOSAKI Motohiro Reviewed-by: KAMEZAWA Hiroyuki -- 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