From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262234AbVGHIli (ORCPT ); Fri, 8 Jul 2005 04:41:38 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262273AbVGHIli (ORCPT ); Fri, 8 Jul 2005 04:41:38 -0400 Received: from thebsh.namesys.com ([212.16.7.65]:16567 "HELO thebsh.namesys.com") by vger.kernel.org with SMTP id S262234AbVGHIli (ORCPT ); Fri, 8 Jul 2005 04:41:38 -0400 Message-ID: <42CE3C39.8060907@namesys.com> Date: Fri, 08 Jul 2005 12:41:29 +0400 From: Edward Shishkin Organization: Namesys User-Agent: Mozilla/5.0 (X11; U; Linux i686; cs-CZ; rv:1.7.2) Gecko/20040906 X-Accept-Language: en-us, en, ru MIME-Version: 1.0 To: Louis-David Mitterrand CC: reiserfs-list@namesys.com, linux-kernel@vger.kernel.org Subject: Re: how to use compression with reiser4 References: <20050708081050.GA6608@apartia.fr> In-Reply-To: <20050708081050.GA6608@apartia.fr> X-Enigmail-Version: 0.86.0.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Louis-David Mitterrand wrote: >Hello, > >I just converted a server to reiser4 for a big speed gain. Thanks, this >looks really promising. > >How can I activate compression on certain parts of the filesystem? (I >digged google for this without finding anything). > > > Hello. Reiser4 will support a special kind of regular files - so called cryptcompress objects. Unfortunately this is not for product using for a while, but benchmarks really show a speed gain for some conditions (if cpu is powerful, compression algorithm is fast, and data is compressible). Thanks, Edward.