From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx1-b.sourceforge.net ([10.3.1.91] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1J2xEy-0006YE-OF for user-mode-linux-devel@lists.sourceforge.net; Thu, 13 Dec 2007 15:13:16 -0800 Received: from an-out-0708.google.com ([209.85.132.250]) by mail.sourceforge.net with esmtp (Exim 4.44) id 1J2xEy-0003Ag-3o for user-mode-linux-devel@lists.sourceforge.net; Thu, 13 Dec 2007 15:13:16 -0800 Received: by an-out-0708.google.com with SMTP id b38so277009ana.6 for ; Thu, 13 Dec 2007 15:13:15 -0800 (PST) Message-ID: Date: Fri, 14 Dec 2007 00:13:15 +0100 From: "Karol Swietlicki" In-Reply-To: <47617E3A.2000409@nagafix.co.uk> MIME-Version: 1.0 Content-Disposition: inline References: <20071207182146.2b6f5176@mistral.stie> <20071208040335.GA21495@c2.user-mode-linux.org> <20071209212731.24bd6f01@mistral.stie> <475DB98D.10001@nagafix.co.uk> <20071210193441.1161c8ce@mistral.stie> <475EDFA7.8020204@nagafix.co.uk> <20071211195413.53b122d6@mistral.stie> <47617E3A.2000409@nagafix.co.uk> Subject: Re: [uml-devel] [uml-user] 64 bit host ? List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: user-mode-linux-devel-bounces@lists.sourceforge.net Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: Antoine Martin Cc: Jeff Dike , lanas , User-mode Linux Kernel Development On 13/12/2007, Antoine Martin wrote: I follow only one list, uml-devel, so my reply is only based only on the context that I have from this mail. > lanas wrote: > >>> Even then, I'm surely missing something. The Fedora Core x86_64 > >>> binary is a mere 2 MB. Shouldn't be a UML-patched kernel about the > >>> same size ? It is. In a way. karol@BlackBox ~/expe $ du linux 22056 linux karol@BlackBox ~/expe $ strip linux karol@BlackBox ~/expe $ du linux 1868 linux > >> Hmmm, not sure. > >> Looks like the debug info is big indeed. > >> The config files are available, so you should be able to figure out > >> what makes it so fat. (frame-pointers?) Not at all. Actually, as far as I know it is the lack of frame pointers that makes the code bigger. Either way, it would never make it bloat extremely. > > On the other hand, I downloaded today the source code of kernel > > 2.6.23-something and it was about 45 MB all in all. Hard to imagine > > that a compiled kernel would be of the same size, no ? > Hah, yes. thinking about it, 45MB is a tad excessive! Not really. The debug information is really plentiful. Add in a few libraries with static compiling and you have a monster-sized kernel on your hands. > Antoine Karol Swietlicki ------------------------------------------------------------------------- SF.Net email is sponsored by: Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://ad.doubleclick.net/clk;164216239;13503038;w?http://sf.net/marketplace _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel