RE: EXT4 bad block - ext4_xattr_block_get

From: Lay, Kuan Loon
Date: Sun May 08 2016 - 21:52:27 EST


Hi,

Not getting the bad block message after disable metadata_csum.

Best Regards,
Lay

> -----Original Message-----
> From: Philipp Hahn [mailto:pmhahn@xxxxxxxxx]
> Sent: Monday, May 2, 2016 2:43 PM
> To: Lay, Kuan Loon <kuan.loon.lay@xxxxxxxxx>; tytso@xxxxxxx;
> adilger.kernel@xxxxxxxxx; linux-ext4@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx
> Subject: Re: EXT4 bad block - ext4_xattr_block_get
>
> Hello,
>
> Am 28.04.2016 um 11:44 schrieb Lay, Kuan Loon:
> > I encounter random bad block on different file, the message looks like
> "EXT4-fs error (device mmcblk0p14): ext4_xattr_block_get:298: inode #77:
> comm (syslogd): bad block 7288".
>
> Interesting; I posted a similar bug report on 2016-04-19 titles [BUG 4.1.11]
> EXT4-fs error: ext4_xattr_block_get:299 - Remounting filesystem read-only
>
> I never got a reply.
>
> > I am using mke2fs 1.43-WIP (18-May-2015) and I saw this message
> "Suggestion: Use Linux kernel >= 3.18 for improved stability of the metadata
> and journal checksum features." print out.
> >
> > My current kernel version is 3.14.55, what patch I need to backport to solve
> the bad block issue?
>
> That one happened on 4.1.11 on a virtual machine running inside VMware-
> ESX after a hardware change. Last change was to disabled the pvscsi drivers
> again; the system seems to be running fine since 1 week, but the first time it
> took 1 month to notice the corruption, so we're not yet sure that the
> problem is solved.
>
> Philipp