From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Marco Costalba" Subject: Re: RAM consumption when working with the gcc repo Date: Fri, 7 Dec 2007 21:36:38 +0100 Message-ID: References: <9e4733910712071207p750c14f4h7abc5d637da3a478@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: "Jon Smirl" , "Git Mailing List" To: david@lang.hm X-From: git-owner@vger.kernel.org Fri Dec 07 21:37:10 2007 Return-path: Envelope-to: gcvg-git-2@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by lo.gmane.org with esmtp (Exim 4.50) id 1J0jwV-0004aY-GS for gcvg-git-2@gmane.org; Fri, 07 Dec 2007 21:37:03 +0100 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752884AbXLGUgk (ORCPT ); Fri, 7 Dec 2007 15:36:40 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754111AbXLGUgk (ORCPT ); Fri, 7 Dec 2007 15:36:40 -0500 Received: from rv-out-0910.google.com ([209.85.198.188]:24178 "EHLO rv-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752884AbXLGUgj (ORCPT ); Fri, 7 Dec 2007 15:36:39 -0500 Received: by rv-out-0910.google.com with SMTP id k20so812553rvb for ; Fri, 07 Dec 2007 12:36:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; bh=HTbJpNum8sl2SgZsySG35J8yMf9+/z3uaduv2NOesS8=; b=XvQr+U958BrlJOFxvWaZp4RuAO8pyIWz6wKVMPqIaDdprBzNqY1eorn2ZN1f3h80q6m0C+CS4pv27geUeIplgF3X+8mm9feb/oWmACJr5t3/UqVbf8zrtB10vGPlo5N7KZM1ThA1ZEkoq8CKo2z2BkdMHH4gmrfbW0hcji7sr+A= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=UBsnI/7Xl7HmD/8BjpbKy9uOsngD2cT/13J6Vn3AgsnTjHt40XNL9TRZr9lqNTxfbttwTQZm2dDDK8AyMb9wgmSK4S1GaVhxuw1CL3ylIG7g3Dgcrk5WO189j1wpjh7K/r5TsrhTv8i4cZVGXymFTFum5vyJA/c6BTe5yDZxukk= Received: by 10.140.169.6 with SMTP id r6mr2921302rve.1197059798337; Fri, 07 Dec 2007 12:36:38 -0800 (PST) Received: by 10.141.76.1 with HTTP; Fri, 7 Dec 2007 12:36:38 -0800 (PST) In-Reply-To: Content-Disposition: inline Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: On Dec 7, 2007 10:24 PM, wrote: > On Fri, 7 Dec 2007, Jon Smirl wrote: > > keep in mind that that 330MB file is _very_ heavily compressed. the simple > zlib compression is probably getting you 10:1 or 20:1 compression and the > delta compression is a significant multiplier on top of that. > If the delta is good the zlib is poor and the contrary stands too. It is very difficult to _guess_ in this cases. Marco