From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0C50FC2D0DB for ; Wed, 22 Jan 2020 15:52:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DC5C921835 for ; Wed, 22 Jan 2020 15:52:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725946AbgAVPwl (ORCPT ); Wed, 22 Jan 2020 10:52:41 -0500 Received: from mx2.suse.de ([195.135.220.15]:42530 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725911AbgAVPwk (ORCPT ); Wed, 22 Jan 2020 10:52:40 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 59156B2CC; Wed, 22 Jan 2020 15:52:39 +0000 (UTC) Received: by ds.suse.cz (Postfix, from userid 10065) id 6F0E7DA738; Wed, 22 Jan 2020 16:52:23 +0100 (CET) Date: Wed, 22 Jan 2020 16:52:23 +0100 From: David Sterba To: Sebastian =?iso-8859-1?Q?D=F6ring?= Cc: linux-btrfs@vger.kernel.org Subject: Re: btrfs scrub: cancel + resume not resuming? Message-ID: <20200122155223.GB3929@twin.jikos.cz> Reply-To: dsterba@suse.cz Mail-Followup-To: dsterba@suse.cz, Sebastian =?iso-8859-1?Q?D=F6ring?= , linux-btrfs@vger.kernel.org References: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.23.1-rc1 (2014-03-12) Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Thu, Jan 09, 2020 at 11:03:08AM +0100, Sebastian Döring wrote: > Maybe I'm doing it entirely wrong, but I can't seem to get 'btrfs > scrub resume' to work properly. During a running scrub the resume > information (like data_bytes_scrubbed:1081454592) gets written to a > file in /var/lib/btrfs, but as soon as the scrub is cancelled all > relevant fields are zeroed. 'btrfs scrub resume' then seems to > re-start from the very beginning. For the record, fix is queued for stable 5.4.14. Thanks for the report.