4 New configuration ``IronicDefaultBootOption`` allows to change the default
5 boot option to use for bare metal instances in the overcloud.
8 The default boot option for bare metal instances in overcloud was changed
9 to "local". This was already the default for whole-disk images, but for
10 partition images it requires ``grub2`` to be installed on them.
11 Use the new ``IronicDefaultBootOption`` configuration to override, or
12 set ``boot_option`` capability on nodes and flavors.