On Friday 27 January 2006 09:03, François Patte wrote: > Bonjour, > > I have a USB hard drive and 3 questions: > > 1- I suppose that this hd is dos-formatted by default. Is it because > this that I had a problem of file size limitation? I couldn't create a > file more than 4.2Gb. > > 2- Is the problem will be the same with an ext3 file system, and will > udev/hotplug/hal recognize and automatically mount the device if I > format it with mkfs.ext3? > > 3- How to format the external hd, for it has to unmounted before being > formated? Unmounted does not mean unrecognized by the system. Remember partitions are mounted not the whole device. Just fdisk the /dev/sdX device that udev sees. Remember that hard drives on the USB are treated as SCSI drives.