> Some time ago I needed to determine the free space on a real time
> device. Nate indicated to use xfs_quota free. I've read the man pages
> and tried many iterations of this command but I cannot get any results.
> One potential problem is I'm uncertain of the folder or device to point
> the command at. My filesystem is mounted to /mnt, the rtdev is /dev/md0
> and meta data is on /dev/sdb. Basically it boils down to xfs_quota -c
> 'free -r -h' /mnt I think but I get the following error:
> XFS_IOC_FSGEOMETRY_V1: Invalid argument
> How do you use this?
Do you happen to have 32-bit userspace on a 64-bit kernel?
Could be an ioctl translation problem if so.
Otherwise maybe a quota-savvy person knows ;)