Unable to change ownership on USB device

Warren Block wblock at wonkity.com
Thu Jan 19 22:14:39 UTC 2017

On Thu, 19 Jan 2017, Gerard Seibert wrote:

> On Thu, 19 Jan 2017 16:42:26 -0500, Lowell Gilbert stated:
>> carmel_ny writes:
>>> I have several USB devices, all formatted with FAT32 or exFat. I can
>>> mount them on my FreeBSD 11 machine; however, I cannot change the
>>> file ownership on the device. I have a rsync script for backing up
>>> the "/var/mail/vmail" and it subdirectories that are created by
>>> dovecot. I cannot use the script to back up to the USB drive since
>>> it cannot change the file ownership.
>>> I hope I am explaining this correctly. My question is how do I
>>> change the ownership of a mounted USB drive formated with FAT32 or
>>> exFat?
>> It's an option to the mount command.
>> If you're using the one from the base system, see "man mount_msdosfs".
> I configured the system to automount the drive. I suppose I could
> just unmount it with "automount -fu" and them remount it via
> mount_msdosfs. I will give it a try.

There is an example of how to pass parameters through the main mount 
command in the mount man page.  Search for "option=value".

More information about the freebsd-questions mailing list