Jedna sa o bug https://bugs.launchpad.net/ubuntu/+source/lvm2/+bug/1351528 workaround: – add break=premount to grub kernel line entry – for continued visibility of text boot output also remove quiet, splash and possibly set gxmode 640×480 now @ initramfs prompt: mdadm –detail /dev/md0 should indicate a state of clean, degraded, array is started so this part is ok lvm lvs output […]
sudo nvram security-password security-password %fa%cb%d9%d9%dd%c5%d8%ce In the password string, count the number of percent symbols, which are separators for the hex codes that represent a character of your password, where two hex code characters together represent one ASCII text character. Since the Calculator can only handle words up to 8 characters (16 hex characters), if […]
http://raspberrypi.stackexchange.com/questions/340/how-much-power-can-be-provided-through-usb https://github.com/raspberrypi/linux/issues/29