From: Andrei Borzenkov <arvidjaar@gmail.com>
To: Bernd Lentes <bernd.lentes@helmholtz-muenchen.de>,
linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: filesystem inconsistent ?
Date: Wed, 21 Jun 2023 08:08:29 +0300 [thread overview]
Message-ID: <f8a9ea7b-076d-fe63-7a9f-4441663f765e@gmail.com> (raw)
In-Reply-To: <PR3PR04MB73408AC6484D506DCFEE4D6DD65CA@PR3PR04MB7340.eurprd04.prod.outlook.com>
On 21.06.2023 00:40, Bernd Lentes wrote:
> Hi,
>
> my log is full with these lines:
>
> 2023-06-06T10:04:36.136056+02:00 ha-idg-1 kernel: [1787052.358272][ T3665] BTRFS warning (device dm-14): csum failed root 5 ino 278 off 28356128768 csum 0x317097fc expected csum 0x552d7f6f mirror 1
> 2023-06-06T10:04:36.136075+02:00 ha-idg-1 kernel: [1787052.358295][ T3665] BTRFS error (device dm-14): bdev /dev/mapper/vg_san-lv_domains errs: wr 0, rd 0, flush 0, corrupt 18366, gen 0
> 2023-06-06T10:04:36.156052+02:00 ha-idg-1 kernel: [1787052.380080][ T3665] BTRFS warning (device dm-14): csum failed root 5 ino 278 off 1561939968 csum 0x386bf15d expected csum 0x8b4d4d30 mirror 1
> 2023-06-06T10:04:36.156060+02:00 ha-idg-1 kernel: [1787052.380091][ T3665] BTRFS error (device dm-14): bdev /dev/mapper/vg_san-lv_domains errs: wr 0, rd 0, flush 0, corrupt 18367, gen 0
> 2023-06-06T10:04:37.148069+02:00 ha-idg-1 kernel: [1787053.373501][T24654] BTRFS warning (device dm-14): csum failed root 5 ino 278 off 1561939968 csum 0x386bf15d expected csum 0x8b4d4d30 mirror 1
> 2023-06-06T10:04:37.148086+02:00 ha-idg-1 kernel: [1787053.373519][T24654] BTRFS error (device dm-14): bdev /dev/mapper/vg_san-lv_domains errs: wr 0, rd 0, flush 0, corrupt 18368, gen 0
> 2023-06-06T10:04:38.148056+02:00 ha-idg-1 kernel: [1787054.373547][T24654] BTRFS warning (device dm-14): csum failed root 5 ino 278 off 1561939968 csum 0x386bf15d expected csum 0x8b4d4d30 mirror 1
> 2023-06-06T10:04:38.148072+02:00 ha-idg-1 kernel: [1787054.373564][T24654] BTRFS error (device dm-14): bdev /dev/mapper/vg_san-lv_domains errs: wr 0, rd 0, flush 0, corrupt 18369, gen 0
> 2023-06-06T10:04:39.164062+02:00 ha-idg-1 kernel: [1787055.389162][T24654] BTRFS warning (device dm-14): csum failed root 5 ino 278 off 1561939968 csum 0x386bf15d expected csum 0x8b4d4d30 mirror 1
> 2023-06-06T10:04:39.164082+02:00 ha-idg-1 kernel: [1787055.389178][T24654] BTRFS error (device dm-14): bdev /dev/mapper/vg_san-lv_domains errs: wr 0, rd 0, flush 0, corrupt 18370, gen 0
> 2023-06-06T10:04:40.164065+02:00 ha-idg-1 kernel: [1787056.389321][T24654] BTRFS warning (device dm-14): csum failed root 5 ino 278 off 1561939968 csum 0x386bf15d expected csum 0x8b4d4d30 mirror 1
> 2023-06-06T10:04:40.164080+02:00 ha-idg-1 kernel: [1787056.389349][T24654] BTRFS error (device dm-14): bdev /dev/mapper/vg_san-lv_domains errs: wr 0, rd 0, flush 0, corrupt 18371, gen 0
>
> What does it mean ?
It means exactly what it says - that some data on one of disks failed
verification. You did not provide any information about your filesystem.
If it has redundant profile (like RAID1), then btrfs got the correct
data from other copies. Otherwise you can only delete affected files to
free corrupted areas.
> What can i do ?
>
Starting scrub for this device certainly makes sense.
next prev parent reply other threads:[~2023-06-21 5:08 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-20 21:40 filesystem inconsistent ? Bernd Lentes
2023-06-21 5:08 ` Andrei Borzenkov [this message]
2023-06-21 8:59 ` Bernd Lentes
2023-06-21 11:37 ` Andrei Borzenkov
2023-06-21 12:55 ` Bernd Lentes
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