I ran into the same issue. That pretty much rendered using rsync to backup useless since it will take a full copy each time. When backup through rsync, the date if off by exactly one month.
On external drive: total 1333248 drwxr-xr-x 2 ttsuen ttsuen 262144 Nov 16 2013 ./ drwxr-xr-x 5 ttsuen ttsuen 262144 Nov 16 2013 ../ -rwxr-xr-x 1 ttsuen ttsuen 107930860 Dec 30 2013 7S1A6951.MOV* -rwxr-xr-x 1 ttsuen ttsuen 165013104 Dec 30 2013 7S1A7023.MOV* -rwxr-xr-x 1 ttsuen ttsuen 77511512 Dec 30 2013 '7S1A7026 - Copy.MOV'* -rwxr-xr-x 1 ttsuen ttsuen 77511512 Dec 30 2013 7S1A7026.MOV* -rwxr-xr-x 1 ttsuen ttsuen 73369708 Dec 30 2013 7S1A7033.MOV* -rwxr-xr-x 1 ttsuen ttsuen 84712628 Dec 30 2013 7S1A7034.MOV* -rwxr-xr-x 1 ttsuen ttsuen 85398136 Dec 30 2013 7S1A7041.MOV* -rwxr-xr-x 1 ttsuen ttsuen 42298032 Dec 30 2013 7S1A7042.MOV* -rwxr-xr-x 1 ttsuen ttsuen 20975648 Dec 30 2013 7S1A7043.MOV* -rwxr-xr-x 1 ttsuen ttsuen 106341240 Dec 30 2013 7S1A7044.MOV* -rwxr-xr-x 1 ttsuen ttsuen 60739168 Dec 30 2013 7S1A7051.MOV* -rwxr-xr-x 1 ttsuen ttsuen 72914316 Dec 30 2013 7S1A7072.MOV* -rwxr-xr-x 1 ttsuen ttsuen 51198060 Dec 30 2013 7S1A7073.MOV* -rwxr-xr-x 1 ttsuen ttsuen 56454240 Dec 30 2013 7S1A7077.MOV* -rwxr-xr-x 1 ttsuen ttsuen 79119164 Dec 30 2013 7S1A7082.MOV* -rwxr-xr-x 1 ttsuen ttsuen 147443200 Dec 30 2013 7S1A7087.MOV* -rwxr-xr-x 1 ttsuen ttsuen 53624868 Dec 30 2013 7S1A7098.MOV* On the rsync'd copy: drwxr-xr-x 2 ttsuen ttsuen 4096 Nov 28 19:10 ./ drwxr-xr-x 5 ttsuen ttsuen 4096 Nov 16 2013 ../ -rwxr-xr-x 1 ttsuen ttsuen 107930860 Dec 30 2013 7S1A6951.MOV* -rwxr-xr-x 1 ttsuen ttsuen 165013104 Nov 30 2013 7S1A7023.MOV* -rwxr-xr-x 1 ttsuen ttsuen 77511512 Nov 30 2013 '7S1A7026 - Copy.MOV'* -rwxr-xr-x 1 ttsuen ttsuen 77511512 Nov 30 2013 7S1A7026.MOV* -rwxr-xr-x 1 ttsuen ttsuen 73369708 Nov 30 2013 7S1A7033.MOV* -rwxr-xr-x 1 ttsuen ttsuen 84712628 Nov 30 2013 7S1A7034.MOV* -rwxr-xr-x 1 ttsuen ttsuen 85398136 Nov 30 2013 7S1A7041.MOV* -rwxr-xr-x 1 ttsuen ttsuen 42298032 Nov 30 2013 7S1A7042.MOV* -rwxr-xr-x 1 ttsuen ttsuen 20975648 Nov 30 2013 7S1A7043.MOV* -rwxr-xr-x 1 ttsuen ttsuen 106341240 Nov 30 2013 7S1A7044.MOV* -rwxr-xr-x 1 ttsuen ttsuen 60739168 Nov 30 2013 7S1A7051.MOV* -rwxr-xr-x 1 ttsuen ttsuen 72914316 Nov 30 2013 7S1A7072.MOV* -rwxr-xr-x 1 ttsuen ttsuen 51198060 Nov 30 2013 7S1A7073.MOV* -rwxr-xr-x 1 ttsuen ttsuen 56454240 Nov 30 2013 7S1A7077.MOV* -rwxr-xr-x 1 ttsuen ttsuen 79119164 Nov 30 2013 7S1A7082.MOV* -rwxr-xr-x 1 ttsuen ttsuen 147443200 Nov 30 2013 7S1A7087.MOV* -rwxr-xr-x 1 ttsuen ttsuen 53624868 Nov 30 2013 7S1A7098.MOV* If I use the --time-style=full-iso, I can see that the time portion are exactly the same but for whatever reason, the date is off by exactly 1 month. In my case, it is an external 4TB usb drive. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1593202 Title: difference in modified file timestamp exFAT volumes win7 vs. linux To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fuse-exfat/+bug/1593202/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs