local disks

Oliver Grawert ogra at ubuntu.com
Thu Aug 17 12:34:55 BST 2006


hi,
On Do, 2006-08-17 at 12:27 +0100, Gavin McCullagh wrote:
> 
> I guess this is effectively like mounting with the sync option?  Sounds
> like a good idea.  Though it's not entirely optimal for disk lifetime, it's
> what users expect.  Are USB keys mounted with the noatime option?
> 
well, the sync option has some problems with writing stuff to disk in
time for vfat devices (the majority of usbsticks i guess), for the
noatime question, is scott the better guy to answer (he wrote ltspfs)
if its not usedd, it should be trivially to implement ;)

> > unlike the ltsp.org implementation, we can use the existing ssh tunnel
> > for bus messages to the users session so the whole overhead ltsp.org has
> > with the separate lbus system isnt needed. additionally we just mount
> > in /media instead of the users desktop (as ltsp.org does), through that
> > lower level handling it will be completely desktop independent and XFCE
> > and KDE will *just work* as well as GNOME ;)
> 
> That sounds really cool.  Does it switch between mounted rw and mounted ro
> or does it completely unmount it?  Also, presumably the desktop icon
> appears when the object is plugged in, not when the device is mounted?
the user doesnt see at all if its mounted or unmounted it always mounts
rw in a dir owned by him/her with 0700 permissinons, the underlying
device mount on the thin client will specify the actual mode.
in the low level its a real unmount with a real sync to the disk to
avoid dataloss.

ciao
	oli




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