From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from static.68.134.40.188.clients.your-server.de ([188.40.134.68]:35912 "EHLO mail02.iobjects.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751591AbbIVO5i (ORCPT ); Tue, 22 Sep 2015 10:57:38 -0400 Received: from tux.wizards.de (p4FF58F87.dip0.t-ipconnect.de [79.245.143.135]) by mail02.iobjects.de (Postfix) with ESMTPSA id B8C4A4160166 for ; Tue, 22 Sep 2015 16:57:36 +0200 (CEST) Received: from [192.168.100.223] (ragnarok [192.168.100.223]) by tux.wizards.de (Postfix) with ESMTP id 2F42D11C0032 for ; Tue, 22 Sep 2015 16:57:35 +0200 (CEST) Subject: Re: problem with long running btrfs mount operation References: <20150922133813.GA14395@sfserver> <56015D3F.8020406@googlemail.com> <20150922144312.GB14395@sfserver> Cc: Linux Btrfs From: =?UTF-8?Q?Holger_Hoffst=c3=a4tte?= Message-ID: <56016C5F.6010406@googlemail.com> Date: Tue, 22 Sep 2015 16:57:35 +0200 MIME-Version: 1.0 In-Reply-To: <20150922144312.GB14395@sfserver> Content-Type: text/plain; charset=utf-8 To: unlisted-recipients:; (no To-header on input) Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 09/22/15 16:43, S. Fricke wrote: >> On Tue, Sep 22, 2015 at 9:53 AM, Holger Hoffstätte >> wrote: >>> On 09/22/15 15:38, S. Fricke wrote: >>>> I have a problem with one of my btrfs hdds. If I mount it, it needs more than >>>> 135 minutes for this operation. After the mounting it works normaly. This is >>>> reproducible only with this hdd. >>>> >>>> Maybe someone has a clue what is going wrong here. >>> >>> On remount it tries to continue a previously started balance, which fails with >>> an error (as can be seen at the end of your log). You should: >>> >>> a) immediately stop what you're doing on that fs and unmount it >>> b) get btrfs-progs-4.2.1 (not 4.2) and see what it says > > What should it say to me? I have to send a command? Should I try to mount the > device after I have unmount it? BTW: Is btrfs-progs needed for mounting? I should have been more clear and say "run btrfs check", which I originally intended to write but then somehow didn't. Sorry. :-) btrfs-progs is not needed for mounting, only for administrative commands. -h