Find none logs when not fitting numa topology in nova-compute log

[Eric Xie]

Description
===========
When 'host_topology' can not be satified with 'requested_topology',
nova-compute returns the msg to nova-conductor but there is no logs
in nova-compute.log. Thouth there are some debug logs, but `debug`
configuration is not be set to true in production environment. So
 the warning log should be added.

Steps to reproduce
==================
* Set flavor with hugepage and total ram that exceeds the limit configured on the node
openstack flavor create --vcpus 2 --ram 3000 --disk 10 --property hw:mem_page_size=2MB flv-2MB-huge
On the node:
vm.nr_hugepages = 20480
* Create one vm with the flavor
openstack server create --image 1512209c-83ca-4a64-aab5-973120e61718 --flavor flv-2MB-huge --network 44dc3e3e-5146-458b-b9b9-6b65e5282efc --availability-zone ::compute01 test-vm

Expected result
===============
Find failed logs in nova-compute.log

Actual result
=============
Find no logs, and the failed logs can be found in nova-conductor.log

Environment
===========
Libvirt + KVM

nova:
$ git log
commit 90455cdae3fae5289b07ae284db0f96e0544d9d2 (HEAD -> stable/wallaby, origin/stable/wallaby)
Merge: 97c3517e7e 5d65680095
Author: Zuul <email address hidden>
Date: Sun Jun 27 07:27:03 2021 +0000

    Merge "libvirt: Set driver_iommu when attaching virtio devices to SEV instance" into stable/wallaby

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/nova/+/798187
Committed: https://opendev.org/openstack/nova/commit/97a566ad9c3a6ab059dc94d154fb747e4b7d9ccd
Submitter: "Zuul (22348)"
Branch: master

commit 97a566ad9c3a6ab059dc94d154fb747e4b7d9ccd
Author: ericxiett <[e-mail]>
Date: Sat Jun 26 09:53:27 2021 +0000

    Add logs when cannot fit numa

    When 'host_topology' can not be satified with 'requested_topology',
    nova-compute returns the msg to nova-conductor but there is no logs
    in nova-compute.log. So this patch adds some info log.

    Closes-Bug: #1934412
    Change-Id: Iff44abf002aac548340ffab0a6f85bc4906738a3

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/nova 24.0.0.0rc1 release candidate.