[clug-talk] What FS type for 80GB USB drive
simon at mungewell.org
Wed Mar 29 17:14:35 PST 2006
Did you try UDF yet?
The mount MAN page claims it supports '-o uid/gid', but my limited
testing seems to show they don't work :-(.
But I also found this page, with a kernel patch to do exactly enable the
>From the wikipedia, XP should have UDF read support natively. Writing
can apparently be added with drivers.....
On Wed, Mar 29, 2006 at 08:51:00AM -0700, Roy Souther wrote:
> I need my system to be able to let uses read and write to USB drives and
> memory devices when they plug them into their local station. When a user
> inserts a USB device I have the system locate the user ID by the owner
> of the DISPLAY session. The device is then mounted in their home
> directory. For USB memory sticks I use the UID and GID so that all
> entries on the device are owned by them and they have full rights. This
> works great for small USB memory sticks that come pre-formated as vfat
> because vfat supports the UID and GID options.
> New problem. Someone wants to plug in an 80GB external USB drive. The
> drive came as NTFS. Linux cannot write to NTFS in any way that a Windows
> system could read the data back. Vfat does not support partitions larger
> then 32GB and ext2 & 3 do not support UID or GID so the system is owned
> by root.
> I would like some way to make the mounted 80GB drive ext2 or ext3 and
> owned by the user that inserted the device just the same way I do with
> small USB memory sticks. I cannot figure out any way to do that.
> Everything I have tried has failed and only root can write to the drive.
> Linux has an NTFS DLL wrapper that will use the Windows DLL's to write
> to the drive so that Windows can read them but I don't think I am
> allowed to distribute those DLL's. I really need an unencumbered
> So I am looking at all the different FS types that Linux supports, there
> are a lot. Can you give me your input on what FS to use? Do any FS types
> support large size and UID/GID that both Linux and Windows can read?
> Royce Souther
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