Obscure df -h output

Kris Kennaway kris at FreeBSD.org
Thu Aug 28 08:54:37 UTC 2008


Marc Coyles wrote:
>> Looks like they did some strange things trying to get it back.  Those
>> look like nullfs mounts with the same source and destination, which
>> makes no sense.  What does mount -v show you?
>>
> 
> Hi Kris...
> 
> [romarch at golem ~]$ mount -v
> /dev/ad0s1a on / (ufs, local, writes: sync 715484 async 362440, reads:
> sync 16201 async 86)
> devfs on /dev (devfs, local)
> /dev/ad0s1g on /home (ufs, local, soft-updates, writes: sync 3879 async
> 1779995, reads: sync 876702 async 63257)
> /dev/ad0s1d on /tmp (ufs, local, soft-updates, writes: sync 23 async
> 145025, reads: sync 588 async 89)
> /dev/ad0s1e on /usr (ufs, local, soft-updates, writes: sync 47 async
> 874619, reads: sync 495263 async 13857)
> /dev/ad0s1f on /var (ufs, local, soft-updates, writes: sync 360454 async
> 4721936, reads: sync 2557009 async 121766)
> devfs on /etc/namedb/dev (devfs, local)
> procfs on /proc (procfs, local)
> /libexec on libexec (nullfs, local)
> /lib on lib (nullfs, local)
> /usr/lib on usr/lib (nullfs, local)
> /usr/sbin on usr/sbin (nullfs, local)
> /usr/share on usr/share (nullfs, local)
> /usr/bin on usr/bin (nullfs, local)
> /usr/man on usr/man (nullfs, local)
> /usr/X11R6 on usr/X11R6 (nullfs, local)
> /usr/libexec on usr/libexec (nullfs, local)
> /usr/local/bin on usr/local/bin (nullfs, local)
> /usr/local/lib on usr/local/lib (nullfs, local)
> /var/spool on var/spool (nullfs, local)
> /var/lib on var/lib (nullfs, local)
> /var/run on var/run (nullfs, local)
> /var/log on var/log (nullfs, local)
> /home/tff on tff (nullfs, local)
> /tmp on tmp (nullfs, local)
> /dev on dev (nullfs, local)
> /bin on bin (nullfs, local)
> /proc on proc (nullfs, local)

Yes, they did something bizarre.  Ask them why :)

Kris


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