I am trying to replacing 1 TB drives with 2TB i am using RAID 1 mdadm i successfully replaced the first drive and it is synced and working normally. i also installed grub by this commad "grub-install /dev/sdc" /dev/sdc is my new drive. Please note that i am using gdisk to create GPT partition on new 2TB drive. i copied the same partition table from MBR to GPT with gdisk utility. however when i try to boot my system only with /dev/sdc it end up saying
GRUB loading. Welcome to GRUB! error: no such device: 2 Entering rescue mode... grub rescue> when i connect the first drive i mean 1TB drive with array of 2TB it works fine when i boot single 1TB it works fine. however when i boot with 2TB alone it shows the above error. i am very new to this i request you guys to please help. moreover when i use command "ls" it shows me (hda0) Thanks, MYK