From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 3 Jul 2008 08:03:17 +0100 (BST) From: Hugh Dickins Subject: Re: [RFC][-mm] [3/7] add shmem page to active list. In-Reply-To: <20080703132730.b64dcd19.kamezawa.hiroyu@jp.fujitsu.com> Message-ID: References: <20080702210322.518f6c43.kamezawa.hiroyu@jp.fujitsu.com> <20080702211057.7a7cf3dc.kamezawa.hiroyu@jp.fujitsu.com> <20080703091144.93465ba5.kamezawa.hiroyu@jp.fujitsu.com> <20080703132730.b64dcd19.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: "linux-mm@kvack.org" , "balbir@linux.vnet.ibm.com" , "xemul@openvz.org" , "nishimura@mxp.nes.nec.co.jp" , "yamamoto@valinux.co.jp" , "kosaki.motohiro@jp.fujitsu.com" List-ID: On Thu, 3 Jul 2008, KAMEZAWA Hiroyuki wrote: > > BTW, is there a way to see the RSS usage of shmem from /proc or somewhere ? No, it's just been a (very weirdly backed!) filesystem until these -mm developments. If you add such stats (for more than temporary debugging), you'll need to use per_cpu counters for it: more global locking or atomic ops on those paths would be sure to upset SGI. Hugh -- 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