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Date: Fri, 22 Aug 2008 21:10:39 -0500
From: Eric Sandeen <sandeen@sandeen.net>
MIME-Version: 1.0
Subject: Re: xfs_quota free
References: <48AF4DD1.5080603@nerp.net>
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To: Dan <dan@nerp.net>
Cc: xfs@oss.sgi.com

Dan wrote:
> Hi,
> 
> 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?
> 
> Thanks,
> 
> Dan
> 
> 

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 ;)

-Eric