75969943 journal Journal egork's Journal: when sfdisk complains about GPT use sgdisk for RAID disk replacement 3 Journal by egork on Friday September 04, 2015 @02:20PM sgdisk --backup=table /dev/sdasgdisk --load-backup=table /dev/sdbsgdisk -G /dev/sdb
next steps (Score:1)
# add a new disk as a spare /dev/md0 /dev/sdb1 /dev/md0 --fail /dev/sda1 --remove /dev/sda1 /proc/mdstat
mdadm --add
# fail and remove the disk you want to replace
mdadm
# watch the rebuilding progress
watch cat
growing the array (Score:1)
without unmounting the array /dev/md0 --size=max /media/RAID
sudo mdadm --grow
sudo mount -o remount,resize
Re: (Score:1)
whole disk works as well (no partition) mdadm --add /dev/md0 /dev/sdb