Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759773Ab0HEG2Y (ORCPT ); Thu, 5 Aug 2010 02:28:24 -0400 Received: from ksp.mff.cuni.cz ([195.113.26.206]:36163 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1759754Ab0HEG2S (ORCPT ); Thu, 5 Aug 2010 02:28:18 -0400 Date: Thu, 5 Aug 2010 08:26:04 +0200 From: Pavel Machek To: Bojan Smojver Cc: linux-kernel@vger.kernel.org Subject: Re: [PATCH]: Compress hibernation image with LZO (in-kernel) Message-ID: <20100805062604.GB1546@ucw.cz> References: <1280465201.2600.10.camel@shrek.rexursive.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1280465201.2600.10.camel@shrek.rexursive.com> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 731 Lines: 17 Hi! > This patch speeds up hibernate/thaw operations (in kernel ones) by > compressing the pages using LZO. Tests on my ThinkPad T510 show that > hibernation times can be cut by the factor of about 4 for an image of > around 1 GB (from about a minute down to about 15 seconds). Why do it in kernel? s2disk should already be faster... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/