diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/source/admin/dhcp-less.rst | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/doc/source/admin/dhcp-less.rst b/doc/source/admin/dhcp-less.rst index 3e848389f..ab6e52ecf 100644 --- a/doc/source/admin/dhcp-less.rst +++ b/doc/source/admin/dhcp-less.rst @@ -1,12 +1,6 @@ Layer 3 or DHCP-less ramdisk booting ==================================== -.. warning:: - As of the Victoria release, the ramdisk side of this feature does **NOT** - work out-of-box because of a conflict between NetworkManager and Glean_. - To use it properly you need to manually create a ramdisk with Glean_ taking - priority over any other network configuration. - Booting nodes via PXE, while universally supported, suffers from one disadvantage: it requires a direct L2 connectivity between the node and the control plane for DHCP. Using virtual media it is possible to avoid not only @@ -21,6 +15,16 @@ The Glean_ tool will look for a media labeled as ``config-2``. If found, the network information from it will be read, and the node's networking stack will be configured accordingly. +.. code-block:: console + + ironic-python-agent-builder -o /output/ramdisk \ + debian-minimal -e simple-init + +.. warning:: + The simple-init_ element is found to conflict to NetworkManager, which makes + this feature not operational with ramdisks based on CentOS, RHEL and Fedora. + The ``debian-minimal`` element seems to work correctly. + .. note:: If desired, some interfaces can still be configured to use DHCP. |