On 05/04/2012 11:05 AM, Freddie Cash wrote:
> A few of the periodic(8) scripts in FreeBSD have constructs similar to
> the following to get which filesystems to scan for various things:
> MP=`mount -t ufs,zfs | awk '$0 !~ /no(suid|exec)/ { print $3 }'`
>
> For systems with large ZFS pools, and many ZFS filesystems, these
> periodic scripts can grind it to its knees, and then some. For
> backups servers where we don't really care about the
> ownership/permissions of files from the FreeBSD perspective, we really
> don't want the ZFS filesytems to be scanned; only the UFS ones for the
> FreeBSD OS install. To that end, I have to manually edit these files
> to remove the ",zfs":
> MP=`mount -t ufs | awk '$0 !~ /no(suid|exec)/ { print $3 }'`
> ^^^^^^^^
> Would it be worthwhile to anyone else to make the filesystem type(s)
> to scan via the periodic(8) scripts a variable that's set by default
> in /etc/defaults/periodic.conf and that user's can override via
> /etc/periodic.conf?
>
> Or, am I the only one that's suffering here? :)
>
> If there's interesting in this, I can look into coming up with some
> patches. But wanted to check if anyone else would find it useful.
>
I would find this useful. But further, I have a ZFS root pool as well as
a ZFS backup pool. I don't want to exclude all of ZFS, just certain
pools, or even certain datasets.
Regards,
Bryan Drewery
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