Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752743Ab1EPIJ0 (ORCPT ); Mon, 16 May 2011 04:09:26 -0400 Received: from fgwmail5.fujitsu.co.jp ([192.51.44.35]:51631 "EHLO fgwmail5.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752391Ab1EPIJW (ORCPT ); Mon, 16 May 2011 04:09:22 -0400 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 Date: Mon, 16 May 2011 17:02:41 +0900 From: KAMEZAWA Hiroyuki To: KOSAKI Motohiro Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, minchan.kim@gmail.com, riel@redhat.com 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> Organization: FUJITSU Co. LTD. X-Mailer: Sylpheed 3.1.0 (GTK+ 2.10.14; i686-pc-mingw32) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1978 Lines: 43 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 from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/