Backup the data on the stripe volume and delete the stripe
Backup the data on the stripe volume and delete the stripe volume. Create a raidS volume on the four disks, restore the data to the new raid5 volume
Convert the disk to dynamic disk shut doWn and restart the server
Backup the data on the stripe volume and delete the stripe volume. Create a mirror volume, shut down and restart the server. Restore the data to new mirror volumes