I've pulled out my CF card from the reader without unmounting, and without the light blinking, and it corrupted the filesystem. Your best bet is to use something like supermount, which will always make sure the data on your removable devices is synced. Jay > -----Original Message----- > From: Peter Clark [mailto:peter-clark at tides.com] > Sent: Wednesday, November 28, 2001 9:16 PM > To: TCLUG > Subject: [TCLUG] umounting > > > I was toying with usbmgr this evening when I discovered > that it has the > ability to run scripts whenever some USBish is plugged in or removed. > "Ah-ha!" quoth I, "Now I can automatically mount and umount > my DiskOnKey > drive!" A quick test demonstrated that yes, I can > automatically mount it > whenever I plug it in, but automatic umounting produces an > error (no big > surprise, since the script umounts the drive whenever it is > pulled, so > naturally there is no physical drive to umount, only the > mount point). On > further reflection, I wondered if this was such a good idea. > The DiskOnKey partition is vfat (for cross-platform > friendliness) and as far > as I understand matters, so long as I do not pull it out when > the LED is > blinking rapidly (indicating data transfer), things should be > fine. It's > basically flash memory, so aside from producing a small error > message in > /var/log/messages, everything should be fine, right? Several > tests haven't > resulted in any apparent corruption, but I'd like to know the > more technical > side of the matter. > TIA, > :Peter > _______________________________________________ > Twin Cities Linux Users Group Mailing List - Minneapolis/St. > Paul, Minnesota http://www.mn-linux.org > tclug-list at mn-linux.org > https://mailman.mn-> linux.org/mailman/listinfo/tclug-list >