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authorBalazs Gibizer <gibi@redhat.com>2022-07-20 10:54:16 +0200
committerBalazs Gibizer <gibi@redhat.com>2022-08-27 12:41:20 +0200
commit06389f8d849c6380a5f3763f03e84f804c4d29f2 (patch)
treec57a3bf61f739ca0bfd9cb11f2a9f866094bd234 /doc/source
parent9268bc36a3671f946eeb1021bb101de8fab7a438 (diff)
downloadnova-06389f8d849c6380a5f3763f03e84f804c4d29f2.tar.gz
Allow enabling PCI tracking in Placement
This patch introduces the [pci]report_in_placement config option that is False by default but if set to True will enable reporting of the PCI passthrough inventories to Placement. blueprint: pci-device-tracking-in-placement Change-Id: I49a3dbf4c5708d2d92dedd29a9dc3ef25b6cd66c
Diffstat (limited to 'doc/source')
-rw-r--r--doc/source/admin/pci-passthrough.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/source/admin/pci-passthrough.rst b/doc/source/admin/pci-passthrough.rst
index 3fd5f7826e..6017d95515 100644
--- a/doc/source/admin/pci-passthrough.rst
+++ b/doc/source/admin/pci-passthrough.rst
@@ -351,6 +351,14 @@ information, refer to :oslo.config:option:`the documentation <pci.alias>`.
PCI tracking in Placement
-------------------------
+.. note::
+ The feature described below are optional and disabled by default in nova
+ 26.0.0. (Zed). The legacy PCI tracker code path is still supported and
+ enabled. The Placement PCI tracking can be enabled via the
+ :oslo.config:option:`pci.report_in_placement` configuration. But please note
+ that once it is enabled on a given compute host it cannot be disabled there
+ any more.
+
Since nova 26.0.0 (Zed) PCI passthrough device inventories are tracked in
Placement. If a PCI device exists on the hypervisor and
matches one of the device specifications configured via