From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from kiara-balancer-1.wellbehavedsoftware.com ([138.201.134.108]:60018 "EHLO kiara-balancer-1.wellbehavedsoftware.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933087AbcKGSt5 (ORCPT ); Mon, 7 Nov 2016 13:49:57 -0500 Subject: Re: Announcing btrfs-dedupe To: Mark Fasheh References: <2855552b-714c-d1de-08f9-89153c293772@wellbehavedsoftware.com> Cc: linux-btrfs@vger.kernel.org From: James Pharaoh Message-ID: <345b3aa4-6644-6730-09dd-549d320f58cb@wellbehavedsoftware.com> Date: Mon, 7 Nov 2016 19:49:51 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: Annoyingly I can't find this now, but I definitely remember reading someone, apparently someone knowledgable, claim that the latest version of the kernel which I was using at the time, still suffered from issues regarding the dedupe code. This was a while ago, and I would be very pleased to hear that there is high confidence in the current implementation! I'll post a link if I manage to find the comments. James On 07/11/16 18:59, Mark Fasheh wrote: > Hi James, > > Re the following text on your project page: > > "IMPORTANT CAVEAT — I have read that there are race and/or error > conditions which can cause filesystem corruption in the kernel > implementation of the deduplication ioctl." > > Can you expound on that? I'm not aware of any bugs right now but if > there is any it'd absolutely be worth having that info on the btrfs > list. > > Thanks, > --Mark > > > On Sun, Nov 6, 2016 at 7:30 AM, James Pharaoh > wrote: >> Hi all, >> >> I'm pleased to announce my btrfs deduplication utility, written in Rust. >> This operates on whole files, is fast, and I believe complements the >> existing utilities (duperemove, bedup), which exist currently. >> >> Please visit the homepage for more information: >> >> http://btrfs-dedupe.com >> >> James Pharaoh >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html