Excerpts from Nilesh Govindarajan's message of 2010-06-29 05:27:42 +0200: > On 06/29/2010 05:44 AM, Ross wrote: > > On 29/06/10 08:52, Philipp Überbacher wrote: > >> Excerpts from Denis A. Altoé Falqueto's message of 2010-06-28 18:33:30 > >> +0200: > >>> On Mon, Jun 28, 2010 at 1:21 PM, Pálffy András Gergely > >>> <pagesailor@xxxxxxxxx> wrote: > >>>> Works here too. Great, thanks. > >>>> > >>>> On Mon, Jun 28, 2010 at 1:25 PM, Nilesh > >>>> Govindarajan<lists@xxxxxxxxxx>wrote: > >>>> > >>>>> I have made a patch for /usr/share/hal/fdi/20-storage-methods.fdi > >>>>> to force > >>>>> async file transfer for vfat filesystems by commenting out flush > >>>>> and sync as > >>>>> valid options from the list. > >>>>> I checked the thing, now I'm getting the old high speed USB transfer. > >>>>> Do take a look at it, and comment. > >>> > >>> Yes, but you should keep in mind that you'll spend extra time when you > >>> want to unmount your USB stick. So I prefer a "slow" transfer and a > >>> fast unmount, because usually I'm in hurry for taking off the USB > >>> drive and the unmounting visualizations are not very smart (only in > >>> KDE SC 4.4 it is really usable). > >> > >> Actually I was recently wondering a bit about the unmounting part, > >> especially with USB sticks. I do have udev rules, taken from the wiki, > >> in place that handle automatic mounting. There's also a unmounting part, > >> which afair removes created dirs, but I guess this is only called after > >> the usb drive is removed. It did happen more than once to me that a file > >> transfer seemed to be complete, but when I just removed the drive, the > >> data was gone. Is there a way to provide automatic safe removal? Manual > >> unmounting is a bit of a PITA, as you need to have a terminal ready, > >> guess sdN and type a line, where the device guessing part is the most > >> problematic. I tend to use /dev/sdN to make sure that I remove the > >> device from all mount points. Thanks for any advice. > > > > I am no expert and am probably missing something here, but it should be > > simple to create a desktop icon and/or menu option to issue the sync > > command. That way you could have the speed of asynchronous mount and > > clicking the icon or menu option before removing the drive will write > > any buffered data to the device to prevent data loss if removing the > > device without umounting. As the sync command syncs all mounted drives > > you don't need to provide the /dev/sdN. > > > > Ross. > > Yeah exactly ! > After copy your data to the drive, run the sync command or setup a > keyboard shortcut for it :-) > This will give you high speed transfer along with no data loss \m/ > > But if you're very forgetful to remove the drive without pressing the > keyboard shortcut for sync, then you're in trouble and this patch is not > for you. > > Alternatively, you could write a bash daemon as per this tutorial: > http://j.mp/9DRWOF > > which will check for a usb stick's existence and if its mounted, sync > every 15-30 seconds. Heh, I didn't even know about the sync command and not about the difference between sync/async either. Guess I'll have to check my mount options and udev rules. The bash daemon tutorial thing looks handy and simple enough too, so thanks! -- Regards, Philipp -- "Wir stehen selbst enttäuscht und sehn betroffen / Den Vorhang zu und alle Fragen offen." Bertolt Brecht, Der gute Mensch von Sezuan
