![]() ![]() sd 5:0:0:0: Attached SCSI removable disk sd 5:0:0:0: Attached scsi generic sg2 type 0 Update: dmesg scsi 5:0:0:0: Direct-Access ADATA USB Flash Drive 1100 PQ: 0 ANSI: 4 For starters I don't know why dd would care about filesystem problems on the device. I somewhat understand what the problem is, but I have no idea what to do to fix it. about 30 lines of diff emitted -įile size is 1655058432 bytes, cluster chain length is > 1655062528 bytes.įree cluster summary wrong (1643786 vs. The price for mass storage devices of all types has been falling steadily in recent years, with a simultaneous increase in capacity. Or maybe not: You can undo many data losses with SystemRescueCd. ![]() ![]() There are differences between boot sector and its backup. First Aide Article from Issue 207/2018 Author (s): Erik Brwaldt If you accidentally delete data or format a disk, good advice can be expensive. Fs was not properly unmounted and some data may be corrupt. UUID=xxxx / ext4 errors=remount-ro 0 1Īnd when I run fsck on /dev/sdb, $ sudo fsck -fn /dev/sdb1Ġx41: Dirty bit is set. Whenever I try to dd disk with zeroes, or do any other operation I get error similar to the following: $ sudo dd if=/dev/zero of=/dev/sdb bs=4096ĭd: failed to open '/dev/sdb': Read-only file systemįurthermore, fstab displays remount-ro, indicating that there is some filesystem inconsistency on the drive. Currently I'm trying to use this USB image to write another USB image to it, so whether all the data gets erased from it does not matter. I think I have pre-maturely ejected USB during a write operation. ![]()
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