Test-case =========
echo 9 | sudo tee /proc/sys/kernel/printk # all messages on console
IMG="$HOME/disk.img" rm -f $IMG truncate --size 1G $IMG DEV="$(sudo losetup --find --show $IMG)"
sudo modprobe bcache # just in case
sudo make-bcache --bdev $DEV --block 8k
Test-case
=========
echo 9 | sudo tee /proc/sys/ kernel/ printk # all messages on console
IMG="$HOME/ disk.img"
rm -f $IMG
truncate --size 1G $IMG
DEV="$(sudo losetup --find --show $IMG)"
sudo modprobe bcache # just in case
sudo make-bcache --bdev $DEV --block 8k