On 4/4/2012 9:13 PM, NeilBrown wrote:
If the array was activated read-only, that suggests that 'mdmon' didn't run. mdmon is a daemon which monitors the array and updates the metadata as needed. until it is running it is not safe for the array to be writable. However it should be started automatically by mdadm.
That explains it... mdmon does not appear to have been added to the Ubuntu package.
How are you attempting to start the array?
mdadm --activate --scan -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html