From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f173.google.com ([209.85.223.173]:33296 "EHLO mail-io0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751303AbcABT5y (ORCPT ); Sat, 2 Jan 2016 14:57:54 -0500 Received: by mail-io0-f173.google.com with SMTP id q21so125618457iod.0 for ; Sat, 02 Jan 2016 11:57:54 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <1451764030.3014437.481190514.24FF8F10@webmail.messagingengine.com> References: <9E462AAE-481A-4A0D-9918-FF56A73D6F6D@rasmusa.net> <1451679613.2761176.480641362.3ADA17DB@webmail.messagingengine.com> <1451729336.2917121.480913242.132825EE@webmail.messagingengine.com> <13CBB600-0779-40B7-BD20-ED571A3336D7@rasmusa.net> <3147B5E0-34C1-40F5-953A-7A40D1F28C51@rasmusa.net> <1451764030.3014437.481190514.24FF8F10@webmail.messagingengine.com> Date: Sat, 2 Jan 2016 12:57:54 -0700 Message-ID: Subject: Re: Add big device, remove small device, read-only From: Chris Murphy To: Rasmus Abrahamsen Cc: Btrfs BTRFS Content-Type: text/plain; charset=UTF-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Sat, Jan 2, 2016 at 12:47 PM, Rasmus Abrahamsen wrote: > The scrub was frozen. I tried to cancel it but it had become read-only. > I rebooted and am now looking into what btrfsck can do for me Stay away from btrfs check --repair until it's a last restort. As in, you have to have all data scraped off the volume before you decide to use it. It's gotten a lot better at not making things worse, but I still don't trust it. -- Chris Murphy