From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with ESMTP id 9F4658D0048 for ; Fri, 4 Feb 2011 13:06:52 -0500 (EST) Received: from kpbe11.cbf.corp.google.com (kpbe11.cbf.corp.google.com [172.25.105.75]) by smtp-out.google.com with ESMTP id p14I6nL9005398 for ; Fri, 4 Feb 2011 10:06:49 -0800 Received: from qwe5 (qwe5.prod.google.com [10.241.194.5]) by kpbe11.cbf.corp.google.com with ESMTP id p14I6KDl032028 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=NOT) for ; Fri, 4 Feb 2011 10:06:47 -0800 Received: by qwe5 with SMTP id 5so2037217qwe.12 for ; Fri, 04 Feb 2011 10:06:45 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <20110204164222.GG4104@quack.suse.cz> References: <20110204164222.GG4104@quack.suse.cz> Date: Fri, 4 Feb 2011 10:06:45 -0800 Message-ID: Subject: Re: [LSF/MM TOPIC] Writeback - current state and future From: Curt Wohlgemuth Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org List-ID: To: Jan Kara Cc: lsf-pc@lists.linuxfoundation.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org I think it would also be valuable to include a discussion of writeback testing, so perhaps we can go beyond simply large numbers of dd processes. On Fri, Feb 4, 2011 at 8:42 AM, Jan Kara wrote: > =A0Hi, > > =A0I'd like to have one session about writeback. The content would highly > depend on the current state of things but on a general level, I'd like to > quickly sum up what went into the kernel (or is mostly ready to go) since > last LSF (handling of background writeback, livelock avoidance), what is > being worked on - IO-less balance_dirty_pages() (if it won't be in the > mostly done section), what other things need to be improved (kswapd > writeout, writeback_inodes_sb_if_idle() mess, come to my mind now) > > =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 = =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0Honza > -- > Jan Kara > SUSE Labs, CR > -- > To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" = in > the body of a message to majordomo@vger.kernel.org > More majordomo info at =A0http://vger.kernel.org/majordomo-info.html > -- 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