From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from [195.159.176.226] ([195.159.176.226]:56562 "EHLO blaine.gmane.org" rhost-flags-FAIL-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752119AbdFLGfc (ORCPT ); Mon, 12 Jun 2017 02:35:32 -0400 Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1dKIwe-0004or-UP for linux-btrfs@vger.kernel.org; Mon, 12 Jun 2017 08:35:24 +0200 To: linux-btrfs@vger.kernel.org From: Koen Kooi Subject: Re: Filesystem won't mount (open_ctree failed) or repair (BUG_ON) Date: Mon, 12 Jun 2017 08:35:23 +0200 Message-ID: References: <20170609195718.GC30723@carfax.org.uk> <6BE7B702-122D-406B-B8D5-9DFAB78BA587@dominion.thruhere.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 In-Reply-To: Sender: linux-btrfs-owner@vger.kernel.org List-ID: Op 12-06-17 om 01:00 schreef Chris Murphy: > On Sun, Jun 11, 2017 at 4:13 AM, Koen Kooi wrote: >> >>> Op 11 jun. 2017, om 12:05 heeft Koen Kooi het volgende geschreven: >>> >>>> >>>> Op 11 jun. 2017, om 06:20 heeft Chris Murphy het volgende geschreven: >>>> >>>> On Fri, Jun 9, 2017 at 1:57 PM, Hugo Mills wrote: >> >> [..] >> >>>> I'd say take a btrfs-image and put it up somewhere and also file a >>>> bug. The fsck should not crash. >>> >>> I’ll create a bugzilla account and file a bug for that. >> >> Done: https://bugzilla.kernel.org/show_bug.cgi?id=196031 >> >> Btrfs-image is still running, will put it online when it has finished. It’s already 1.2G: >> >> koen@beast:~$ du -ms /data/backup/btrfs.img >> 1205 /data/backup/btrfs.img > > Hopefully you're using -s -t4 -c9 but if not you can at least compress > it after the fact but that takes even longer. I wasn't using '-s', after I did it and ran it again it shrunk from 14GiB to 733MiB: https://dominion.thruhere.net/btrfs.img xz -9 -e wouldn't only compressed that 14GiB file to 13.99GiB, so I wonder why '-s' seems to make such a difference. regards, Koen