Why does mkfs.vfat say my device is busy when formatting an SD card?
I'm trying to format a 64 GB SD card as FAT32 on Linux. The process gets to `sudo mkfs.vfat /dev/vdb1 -s 128`, but it fails with `unable to…
mkfs.vfat
Why does formatting my SD card fail with “device or resource busy”?
I'm trying to reformat a 64 GB SD card as FAT32 on Linux. The process fails when I run `sudo mkfs.vfat /dev/vdb1 -s 128`, which returns: `mkfs.vfat: unable…