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=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNPARSEABLE_RELAY 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 6DDF4C433ED for ; Thu, 20 May 2021 12:22:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E06D611ED for ; Thu, 20 May 2021 12:22:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232625AbhETMXv (ORCPT ); Thu, 20 May 2021 08:23:51 -0400 Received: from out20-49.mail.aliyun.com ([115.124.20.49]:38877 "EHLO out20-49.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232504AbhETMXl (ORCPT ); Thu, 20 May 2021 08:23:41 -0400 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.06503063|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_enroll_verification|0.0421899-0.0011781-0.956632;FP=0|0|0|0|0|-1|-1|-1;HT=ay29a033018047201;MF=wangyugui@e16-tech.com;NM=1;PH=DS;RN=2;RT=2;SR=0;TI=SMTPD_---.KGF50wa_1621513338; Received: from 192.168.2.112(mailfrom:wangyugui@e16-tech.com fp:SMTPD_---.KGF50wa_1621513338) by smtp.aliyun-inc.com(10.147.41.138); Thu, 20 May 2021 20:22:18 +0800 Date: Thu, 20 May 2021 20:22:23 +0800 From: Wang Yugui To: Octavia Togami Subject: Re: btrfs check: free space cache has more free space than block group item Cc: linux-btrfs@vger.kernel.org In-Reply-To: References: Message-Id: <20210520202222.40B0.409509F4@e16-tech.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.75.04 [en] Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org Hi, > Apologies, I missed the required commands, output from them is as > follows & attached. > > $ uname -a > Linux data-acorn-token 5.12.5-arch1-1 #1 SMP PREEMPT Wed, 19 May 2021 > 10:32:40 +0000 x86_64 GNU/Linux > $ btrfs --version > btrfs-progs v5.12.1 > $ sudo btrfs fi show > Label: 'Parallel eXceed' uuid: 2d80eaf7-6588-41b3-add3-1d4a3a2996eb > Total devices 2 FS bytes used 281.77GiB > devid 1 size 317.71GiB used 317.71GiB path /dev/nvme0n1p6 > *** Some devices missing Firstly, we need to know why '*** Some devices missing' happened? the output of 'blkid' maybe helpful. Then, 'btrfs check' does not support the filesystem with multiple device? Best Regards Wang Yugui (wangyugui@e16-tech.com) 2021/05/20