2015-06-08 20:57:58.426 ERROR ironic.drivers.modules.agent [-] node 260599f2-6e48-4b52-a2bb-19fe485695d9 command status errored: {u'message': u'Error writing
configdrive to device.', u'code': 500, u'type': u'ConfigDriveWriteError', u'details': u'Writing configdrive to device /dev/sda failed with exit code 1. stdout
: copy_configdrive_to_disk.sh: Adding configdrive partition to /dev/sda\nError: Partition(s) 2 on /dev/sda have been written, but we have been unable to infor
m the kernel of the change, probably because it/they are in use.  As a result, the old partition(s) will remain in use.  You should reboot now before making f
urther changes.\ncopy_configdrive_to_disk.sh: Error creating configdrive on /dev/sda\n. stderr: Error: Partition(s) 2 on /dev/sda have been written, but we ha
ve been unable to inform the kernel of the change, probably because it/they are in use.  As a result, the old partition(s) will remain in use.  You should reb
oot now before making further changes.\n.'}