On Thu, Apr 03, 2008 at 06:36:30AM -0700, Daniel Burrows wrote: > Package: linux-image-2.6.24-1-686 > Version: 2.6.24-4 > Severity: normal > > For about a year, I've been using a small portable MP3 player which > I synchronize using a mountable VFAT filesystem over USB. During that > time, I've had problems with the free cluster count never being > decreased properly when I delete files (which has the effect of making > the available free space appear to shrink as I add and remove podcasts). > I assumed it was due to buggy firmware, since surely someone would have > noticed this if it was a Linux thing....but I just tested this theory > and in fact it looks like it's Linux that's corrupting the file-system. > > Essentially, if I do the sequence of > > (1) fsck the device > (2) mount it > (3) transfer files > (4) unmount it > (5) fsck it again > > the second fsck will detect a free cluster summary mismatch fairly > reliably: > > dan...@jeeves:~$ sudo fsck -r /dev/sdd > fsck 1.40.8 (13-Mar-2008) > dosfsck 2.11, 12 Mar 2005, FAT32, LFN > Free cluster summary wrong (51586 vs. really 49855) > 1) Correct > 2) Don't correct > ? 1 > Perform changes ? (y/n) y > /dev/sdd: 1139 files, 197825/247680 clusters > > At this point the device has been continuously connected to the > computer via a USB cable -- I haven't even unplugged it, so that's not a > factor. > > > I also wonder whether this is related to something else I've noticed: > sometimes podcasts will get corrupted, for instance by bits of other > podcasts being mixed with them. It's as if part of one MP3 file has > been overwritten with another. > > JFTR, the device is a Cowon iAUDIO U3.
Does this still occur with more recent kernels? Cheers, Moritz -- To UNSUBSCRIBE, email to debian-kernel-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org