I have a Raspberry Pi providing household automation and productivity services – WebDav, Backups and Calendar. I always worry about a jolt of power, a failed byte and something that is unrecoverable. Time for a Backup solution. I plugged in a USB stick – 64GB, and immediately checked the file system is there and visible as SDA (unmounted). pi@raspberrypi:~# sudo su – root@raspberrypi:~# lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sda 8:0 1 58.2G 1 disk └─sda1 8:1 1 58.2G 1 part mmcblk0 179:0 0 14.9G 0 disk ├─mmcblk0p1 179:1 0 43.9M 0 part /boot └─mmcblk0p2 179:2 0 14.8G…