This is useful before server restart, if you have changed HDD some time ago.
dd bs=512 count=1 if=/dev/sda 2>/dev/null| strings
or
file -s /dev/sda
check if grub is installed on a disk
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This is useful before server restart, if you have changed HDD some time ago.
dd bs=512 count=1 if=/dev/sda 2>/dev/null| strings
or
file -s /dev/sda