Show pageOld revisionsBacklinksExport to PDFBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ===== Cannot unmount USB drive ===== If you try unmounting a disk as follows (wherever you mounted it) <code>sudo umount /run/media/username/FlashDrive </code> and you get an error //umount: target is busy//, it can be very annoying to find the process that is using something from the drive. You can use `lsof` to check which processes are accessing the files. <code>lsof | grep '/run/media/username/FlashDrive' </code> This will show you which process is using which file, which can be useful. scripts/files/cannot_unmount_usb_drive.txt Last modified: 2023-03-27 02:29by Tony