fsck_y_enable: use -C
Andriy Gapon
avg at freebsd.org
Mon Jun 1 15:33:16 UTC 2009
on 01/06/2009 16:20 Andriy Gapon said the following:
> What about the following patch?
> I believe that the idea behind fsck_y_enable is to try to make unattended systems
> with rw filesystems as recoverable as possible at the cost of potential damage to
> the data. The new "-C" option should not interfere with this goal, but should
> reduce recovery time, because currently fsck -y checks *all* filesystems from
> fstab, even those that are ro or clean:
>
> -C Check if the “clean” flag is set in the superblock and skip file
> system checks if file system was properly dismounted and marked
> clean.
>
One potential issue that I've just thought of is that fsck_msdosfs doesn't seem to
support this option (even in a dummy way), so it would be a problem for those who
have msdos filesystems in fstab and also have fsck_y_enable.
> diff --git a/etc/rc.d/fsck b/etc/rc.d/fsck
> index bf51089..c0cb359 100755
> --- a/etc/rc.d/fsck
> +++ b/etc/rc.d/fsck
> @@ -45,7 +45,7 @@ fsck_start()
> 8)
> if checkyesno fsck_y_enable; then
> echo "File system preen failed, trying fsck -y."
> - fsck -y
> + fsck -y -C
> case $? in
> 0)
> ;;
>
--
Andriy Gapon
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