openstack/nova
Code Issues Proposed changes

Merge "[doc]Clarify where to set pci_in_placement" into stable/2025.1

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Zuul
2025-08-27 05:35:38 +00:00
committed by Gerrit Code Review
parent 38ad304261 cb701071a1
commit c4b58648ee
2 changed files with 8 additions and 5 deletions
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9
doc/source/admin/pci-passthrough.rst
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@@ -463,10 +463,11 @@ the PF and its VFs are made available for consumption.
Since nova 27.0.0 (2023.1 Antelope) scheduling and allocation of PCI devices
in Placement can also be enabled via
:oslo.config:option:`filter_scheduler.pci_in_placement`. Please note that this
should only be enabled after all the computes in the system is configured to
report PCI inventory in Placement via
enabling :oslo.config:option:`pci.report_in_placement`. In Antelope flavor
:oslo.config:option:`filter_scheduler.pci_in_placement` config option set in
the nova-api, nova-scheduler, and nova-conductor configuration. Please note
that this should only be enabled after all the computes in the system is
configured to report PCI inventory in Placement via enabling
:oslo.config:option:`pci.report_in_placement`. In Antelope flavor
based PCI requests are support but Neutron port base PCI requests are not
handled in Placement.

4
nova/conf/scheduler.py
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@@ -905,7 +905,9 @@ compute hosts.
When enabled the scheduler queries Placement about the PCI device
availability to select destination for a server with PCI request. The scheduler
also allocates the selected PCI devices in Placement. Note that this logic
does not replace the PCIPassthroughFilter but extends it.
does not replace the PCIPassthroughFilter but extends it. Note that this
config option needs to be set in the configuration of nova-api, nova-scheduler,
and all nova-conductor services.
* ``[pci] report_in_placement``
* ``[pci] alias``