From mboxrd@z Thu Jan 1 00:00:00 1970 From: Martin Uecker Subject: Re: space compression (again) Date: Sat, 16 Apr 2005 16:39:05 +0200 Message-ID: <20050416143905.GA10370@macavity> References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="cNdxnHkX5QqsyA0e" X-From: git-owner@vger.kernel.org Sat Apr 16 16:37:17 2005 Return-path: Received: from vger.kernel.org ([12.107.209.244]) by ciao.gmane.org with esmtp (Exim 4.43) id 1DMoQ3-0001hX-8c for gcvg-git@gmane.org; Sat, 16 Apr 2005 16:37:11 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262669AbVDPOke (ORCPT ); Sat, 16 Apr 2005 10:40:34 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262673AbVDPOkd (ORCPT ); Sat, 16 Apr 2005 10:40:33 -0400 Received: from dialin-145-254-144-243.arcor-ip.net ([145.254.144.243]:29056 "EHLO macavity") by vger.kernel.org with ESMTP id S262669AbVDPOkZ (ORCPT ); Sat, 16 Apr 2005 10:40:25 -0400 Received: from martin by macavity with local (Exim 4.34) id 1DMoRt-0002kD-Ge for git@vger.kernel.org; Sat, 16 Apr 2005 16:39:05 +0200 To: git@vger.kernel.org Mail-Followup-To: Martin Uecker , git@vger.kernel.org Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.6+20040907i Sender: git-owner@vger.kernel.org Precedence: bulk X-Mailing-List: git@vger.kernel.org --cNdxnHkX5QqsyA0e Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Apr 15, 2005 at 12:11:43PM -0700, Linus Torvalds wrote: > On Fri, 15 Apr 2005, C. Scott Ananian wrote: > >=20 > > So I guess I'll have to implement this and find out, won't I? =3D) >=20 > The best way to shup somebody up is always to just do it, and say "hey, I= =20 > told you so". It's hard to argue with numbers. The right thing (TM) is to switch from SHA1 of compressed content for the complete monolithic file to a merkle hash tree of the uncompressed content. This would make the hash independent of the actual storage method (chunked or not).=20 Martin --=20 One night, when little Giana from Milano was fast asleep, she had a strange dream. --cNdxnHkX5QqsyA0e Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (GNU/Linux) iD8DBQFCYSOJYDJInvULMKYRAnOGAJkB/1R7xMCYiSlEbHo0Bit8HHKmugCeIMe8 ajUErAASZFdNrz3BK+Y7j1Q= =aj+9 -----END PGP SIGNATURE----- --cNdxnHkX5QqsyA0e--