openstack/ironic
Code Issues Proposed changes

Document the current status of the DHCP-less deploy

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I could not make the ramdisk side work on a variety of distributions,
the same problem has been confirmed by another contributor. Until we
get a working procedure for building a ramdisk, add an ugly warning
to the documentation.

Change-Id: I12100539b9987fcb47ba81c75ec96ed501d50c82
This commit is contained in:
Dmitry Tantsur 2020-12-15 14:48:04 +01:00
parent 255fac17a0
commit a599f898dc
2 changed files with 11 additions and 0 deletions
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doc/source/admin/dhcp-less.rst
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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

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releasenotes/notes/dhcp-less-less-2a35df67d840f9d5.yaml Normal file
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---
issues:
- |
Building ramdisks for DHCP-less deploy using the ``simple-init`` element
does not currently work. The team is looking into possible solutions.