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[94.79.184.225]) by smtp.gmail.com with ESMTPSA id b15sm7204026wmd.41.2021.03.13.04.21.07 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 13 Mar 2021 04:21:07 -0800 (PST) Subject: Re: BTRFS error (device sda1): bdev /dev/sdb1 errs: wr 2702175, rd 2719033, flush 0, corrupt 6, gen 0 To: Wang Yugui Cc: linux-btrfs@vger.kernel.org References: <20210313152146.1D7D.409509F4@e16-tech.com> From: Thomas <74cmonty@gmail.com> Message-ID: Date: Sat, 13 Mar 2021 13:21:06 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210313152146.1D7D.409509F4@e16-tech.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Content-Language: de-DE Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org The partitions on both SSD are equal in size: homas@pc1-desktop:~ $ sudo fdisk -l /dev/sda Festplatte /dev/sda: 238,47 GiB, 256060514304 Bytes, 500118192 Sektoren Festplattenmodell: SanDisk SD8SBAT2 Einheiten: Sektoren von 1 * 512 = 512 Bytes Sektorgröße (logisch/physikalisch): 512 Bytes / 512 Bytes E/A-Größe (minimal/optimal): 512 Bytes / 512 Bytes Festplattenbezeichnungstyp: dos Festplattenbezeichner: 0x0914a19b Gerät      Boot    Anfang      Ende  Sektoren  Größe Kn Typ /dev/sda1  *         2048 496093750 496091703 236,6G 83 Linux /dev/sda2       496095232 500118191   4022960   1,9G 82 Linux Swap / Solaris thomas@pc1-desktop:~ $ sudo fdisk -l /dev/sdb Festplatte /dev/sdb: 238,47 GiB, 256060514304 Bytes, 500118192 Sektoren Festplattenmodell: SanDisk SD9TB8W2 Einheiten: Sektoren von 1 * 512 = 512 Bytes Sektorgröße (logisch/physikalisch): 512 Bytes / 512 Bytes E/A-Größe (minimal/optimal): 512 Bytes / 512 Bytes Festplattenbezeichnungstyp: dos Festplattenbezeichner: 0xf23fc590 Gerät      Boot Anfang      Ende  Sektoren  Größe Kn Typ /dev/sdb1         2048 496093750 496091703 236,6G 83 Linux However the output of btrfs insp dump-s is different: thomas@pc1-desktop:~ $ sudo btrfs insp dump-s /dev/sdb1 | grep dev_item.total_bytes dev_item.total_bytes    256059465728 thomas@pc1-desktop:~ $ sudo btrfs insp dump-s /dev/sda1 | grep dev_item.total_bytes dev_item.total_bytes    253998948352 Am 13.03.21 um 08:21 schrieb Wang Yugui: > Hi, > > If there is some partition size change after filesystem created, > 'btrfs filesystem resize max' will help. > > See also > https://lore.kernel.org/linux-btrfs/42d37a6393db7ad5d83bc167459c8a5c@steev.me.uk/T/#t > > > Best Regards > Wang Yugui (wangyugui@e16-tech.com) > 2021/03/12 > >> Hello, >> >> I have observed this error messages in systemd journal: >> BTRFS error (device sda1): bdev /dev/sdb1 errs: wr 2702175, rd 2719033, >> flush 0, corrupt 6, gen 0 >> >> Here are the bottom lines of journalctl -xb: >> ?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=524288, want=497859712, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=524288, want=497859840, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=256, want=497859704, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719033, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=256, want=497859720, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=524288, want=497859968, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719034, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=256, want=497859728, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=256, want=497859712, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719035, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=524288, want=497860096, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719036, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=256, want=497859736, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: attempt to access beyond end of device >> ???????????????????????????????????? sdb1: rw=256, want=497859848, >> limit=496091703 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719037, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719038, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719039, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719040, flush 0, corrupt 6, gen 0 >> M?r 12 08:30:41 pc1-desktop kernel: BTRFS error (device sda1): bdev >> /dev/sdb1 errs: wr 2702175, rd 2719041, flush 0, corrupt 6, gen 0 >> >> >> I have configured a multidrive setup with 2 identical SSDs. >> >> [root@pc1-desktop ~]# uname -a >> Linux pc1-desktop 5.10.22-2-lts #1 SMP Wed, 10 Mar 2021 10:30:57 +0000 >> x86_64 GNU/Linux >> [root@pc1-desktop ~]# btrfs --version >> btrfs-progs v5.11 >> [root@pc1-desktop ~]# btrfs fi show >> Label: 'archlinux'? uuid: 78462a70-55ad-4444-9d91-e71e42cce51c >> ??? Total devices 2 FS bytes used 178.93GiB >> ??? devid??? 1 size 236.55GiB used 233.50GiB path /dev/sda1 >> ??? devid??? 2 size 238.47GiB used 233.50GiB path /dev/sdb1 >> >> Label: 'backup'? uuid: de094dc0-58b7-4931-b948-4b920495bf94 >> ??? Total devices 1 FS bytes used 210.97GiB >> ??? devid??? 1 size 232.89GiB used 228.87GiB path /dev/sdd >> >> [root@pc1-desktop ~]# btrfs fi df / >> Data, RAID1: total=229.47GiB, used=175.82GiB >> System, RAID1: total=32.00MiB, used=64.00KiB >> Metadata, RAID1: total=4.00GiB, used=3.11GiB >> GlobalReserve, single: total=512.00MiB, used=0.00B >> >> >> Can you please advise how to fix these errors? >> >> >> Regards >> Thomas >