Re: perform fsck on everyt boot

[Belisko Marek <marek.belisko@xxxxxxxxx>]

Hi Andrei,

On Sat, Nov 16, 2019 at 9:31 AM Andrei Borzenkov <arvidjaar@xxxxxxxxx> wrote:
>
> 12.11.2019 13:52, Belisko Marek пишет:
> > On Mon, Nov 11, 2019 at 4:47 PM Lennart Poettering
> > <lennart@xxxxxxxxxxxxxx> wrote:
> >>
> >> On Mo, 11.11.19 13:33, Belisko Marek (marek.belisko@xxxxxxxxx) wrote:
> >> 65;5802;1c
> >>> Hi,
> >>>
> >>> I'm using systemd 234 (build by yocto) and I've setup automount of
> >>> sdcard in fstab. This works perfectly fine. But I have seen from time
> >>> to time when system goes to emergency mode because sdcard filesystem
> >>> (ext4) have an issue and cannot be mounted. I was thinking about
> >>> forcing fsck for every boot. Reading manual it should be enough to set
> >>> passno (6th column in fstab) to anything higher then 0. I set ti to 2
> >>> but inspecting logs it doesn't seems fsck is performed. Am I still
> >>> missing something? Thanks.
> >>
> >> Well, note that ext4's fsck only does an actual file system check
> >> every now and then. Hence: how did you determine fsck wasn't started?
> >>
> >> Do you see the relevant fsck in "systemctl -t service | grep
> >> systemd-fsck@"?
> > I just saw in log:
> > [  OK  ] Found device /dev/mmcblk1p1.
> >         Mounting /mnt/sdcard...
> > [    8.339072] EXT4-fs (mmcblk1p1): VFS: Found ext4 filesystem with
> > invalid superblock checksum.  Run e2fsck?
> > [FAILED] Failed to mount /mnt/sdcard.
> >
> > and then system goes to emergency mode. I inspect logs but cannot see
> > any systemd-fsck process running.
>
> Without seeing /etc/fstab line at the very least anything will be
> guesswork. E.g. systemd will not emit fsck dependency if fstype is set
> to "auto".
Here is line from fstab:
/dev/mmcblk1p1      /mnt/sdcard          auto       defaults              0  0

So I'll update to ext4 and add kernel fsck.mode=force command line it
should perform fsck on every boot? Thanks.
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BR,

marek


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