Questions about VRF function in /etc/network/interfaces

vice has failed. > -- > -- The result is failed. > Dec 29 02:38:48 dut211 systemd[1]: networking.service: Unit entered failed > state. > Dec 29 02:38:48 dut211 systemd[1]: networking.service: Failed with result > 'exit-code’. Thank you. Simon Jones

"Grub Loading" software raid.

Hello folks, I have built a system with Debian software RAID-1 and everything works great until you pull a drive and try to boot, the system just hangs at "Grub loading" If I pop the drive back in the system will boot normally then do # mdadm /dev/md0 -a /dev/sdb it adds the drive and begins th