From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: swsusp status report Date: Sat, 29 Jul 2006 01:46:37 +0200 Message-ID: <20060728234637.GD4230@elf.ucw.cz> References: <200607251325.14747.rjw@sisk.pl> <20060727204046.GA4623@ucw.cz> <200607271613.25538.david-b@pacbell.net> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <200607271613.25538.david-b@pacbell.net> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.osdl.org Errors-To: linux-pm-bounces@lists.osdl.org To: David Brownell Cc: linux-pm@lists.osdl.org List-Id: linux-pm@vger.kernel.org Hi! > > > The disk I/O while reading or writing the image is very slow. In fac= t, it = > > > sounds like it's going one sector at a time. Can it be sped up? Do = the = > > > AIO changes accomplish that? > > = > > Actually yes, it was sector-at-a-time, but it still was ~half of > > possible speed, so it should not be _that_ bad. > = > Thing is, it's sometimes been acceptably quick, but recent kernels > have gone back and forth between really slow, to not quite so slow, > to OK, to really slow ... I do not think I have seen that myself (in recent history). More info would be needed :-(. Pavel -- = (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html