Application-isolated cores can only be configured with Platform and Application core types.

[xueshao]

Brief Description

is stx3.0 support application-isolated，how can i use it

Severity
--------
Major

Steps to Reproduce
------------------
[sysadmin@controller-0 ~(keystone_admin)]$ system host-list
+----+--------------+-------------+----------------+-------------+--------------+
| id | hostname | personality | administrative | operational | availability |
+----+--------------+-------------+----------------+-------------+--------------+
| 1 | controller-0 | controller | locked | disabled | online |
+----+--------------+-------------+----------------+-------------+--------------+
[sysadmin@controller-0 ~(keystone_admin)]$ system host-cpu-modify -f application-isolated -p0 6 controller-0
Application-isolated cores can only be configured with Platform and Application core types.

[sysadmin@controller-0 ~(keystone_admin)]$ system show
+----------------------+--------------------------------------+
| Property | Value |
+----------------------+--------------------------------------+
| contact | None |
| created_at | 2020-10-26T05:39:34.095800+00:00 |
| description | None |
| https_enabled | False |
| location | None |
| name | 3f46b39a-882b-482d-a933-2b478eb6e7d5 |
| region_name | RegionOne |
| sdn_enabled | False |
| security_feature | spectre_meltdown_v1 |
| service_project_name | services |
| software_version | 19.12 |
| system_mode | duplex |
| system_type | All-in-one |
| timezone | UTC |
| updated_at | 2020-10-26T07:20:16.177731+00:00 |
| uuid | 272675e6-a219-4c19-a932-a2bd5fa4ba2a |
| vswitch_type | ovs-dpdk |
+----------------------+--------------------------------------+

[sysadmin@controller-0 ~(keystone_admin)]$ cat /proc/cmdline
BOOT_IMAGE=/vmlinuz-3.10.0-957.21.3.el7.2.tis.x86_64 root=UUID=b6bbc32a-9e23-45ed-98ca-9442ae2570fe ro security_profile=standard module_blacklist=integrity,ima audit=0 tboot=false crashkernel=auto biosdevname=0 console=tty0 iommu=pt usbcore.autosuspend=-1 selinux=0 enforcing=0 nmi_watchdog=panic,1 softlockup_panic=1 intel_iommu=on user_namespace.enable=1 nopti nospectre_v2 hugepagesz=1G hugepages=22 hugepagesz=2M hugepages=0 default_hugepagesz=1G irqaffinity=0-1,24-25 rcu_nocbs=2-23,26-47 isolcpus=2,26 kthread_cpus=0-1,24-25
[sysadmin@controller-0 ~(keystone_admin)]$ system host-cpu-list controller-0
+--------------------------------------+-------+-----------+-------+--------+--------------------------------------------+-------------------+
| uuid | log_c | processor | phy_c | thread | processor_model | assigned_function |
| | ore | | ore | | | |
+--------------------------------------+-------+-----------+-------+--------+--------------------------------------------+-------------------+
| c5825b6a-ced6-41f0-849d-b255d11e412a | 0 | 0 | 0 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Platform |
| d25a9a49-8180-477a-adbf-7468ed9ff462 | 1 | 0 | 1 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Platform |
| 599ae4dc-e0fc-47a4-89cc-f749b4665aa5 | 2 | 0 | 2 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | vSwitch |
| 407d2934-ba23-4578-afc7-ff89211458d9 | 3 | 0 | 3 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| d7de4ae7-fada-4b98-9c45-fedc3266a391 | 4 | 0 | 4 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| f83d12b1-26ab-4665-b9c7-ea009f61919f | 5 | 0 | 5 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| ec012bc8-74cd-4669-828b-1bbab0ea38a5 | 6 | 0 | 8 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 0ba2512b-7c40-4156-8e01-94d0ac3003c1 | 7 | 0 | 9 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| e978937d-6fc8-4ee8-b286-b159868db85d | 8 | 0 | 10 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 1cbccc89-8f57-4a73-b0cc-88fb3af41cd7 | 9 | 0 | 11 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| c0bd66cd-227e-4341-b17d-78e9a67d2553 | 10 | 0 | 12 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 59781b04-7bd8-4ae0-97b3-e1f02d07be69 | 11 | 0 | 13 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 27fd918e-364b-44b0-beb1-3553e23b567f | 12 | 1 | 0 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 876bb0f9-ff05-429c-a61c-e26c72d9c9d4 | 13 | 1 | 1 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 74b5f7df-2e9d-4002-bc62-75864f77c24b | 14 | 1 | 2 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| ec70a02c-6789-48a6-9326-1d59e7a5e474 | 15 | 1 | 3 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 2a4f3845-ec78-43f4-911f-74c9988b63e1 | 16 | 1 | 4 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 57abd538-6ef4-485c-af23-76c8e0461705 | 17 | 1 | 5 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 1bf8335c-acad-48a0-9c7c-9a687111fbd1 | 18 | 1 | 8 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| b62d135a-65f5-4f69-aa1e-0909216b8337 | 19 | 1 | 9 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 75a987d1-06f6-49e0-9bb2-e7b1461f9f14 | 20 | 1 | 10 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 6feb6a72-ad85-4374-8547-3e534d785a62 | 21 | 1 | 11 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| e3fffdc3-865e-4219-a875-52409fa34590 | 22 | 1 | 12 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 5e0c4a04-878e-4a13-bcf1-5eb4abbb3dc2 | 23 | 1 | 13 | 0 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 96aaf9c1-0479-48fd-9395-8bb7adfbe00a | 24 | 0 | 0 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Platform |
| 36b03376-b5b2-4885-aab4-03a1294cd884 | 25 | 0 | 1 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Platform |
| 5a7720e3-2241-4a76-8483-4106b4f0a36c | 26 | 0 | 2 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | vSwitch |
| 70bfccbf-e004-44ed-b62b-8cbc73aab692 | 27 | 0 | 3 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 5701e583-0e29-4b1b-b2a6-4de3e902c5f9 | 28 | 0 | 4 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| c3b67044-112c-4cc7-b835-8592f3a8ed53 | 29 | 0 | 5 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 11b9c7f3-e109-476c-a08d-64339bda06ba | 30 | 0 | 8 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| ab3b4443-914a-468d-9202-615984b5b47a | 31 | 0 | 9 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 22c234c8-5a0f-48af-adc0-662bd465c9ba | 32 | 0 | 10 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 254ab070-4245-46b2-bff4-5eb5ba8c1d09 | 33 | 0 | 11 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 07dc8707-c044-44a8-b28a-7dcad5de80f2 | 34 | 0 | 12 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| fb6769a1-9dd9-4f14-a4dc-a648ede02265 | 35 | 0 | 13 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 9d1ce593-cdd1-4efb-ace7-f68fab9a95ad | 36 | 1 | 0 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| ec0f1a24-b603-4dd7-8743-0aa56208e72b | 37 | 1 | 1 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| cf02d1f4-1547-46a5-b33a-54e53cd6990f | 38 | 1 | 2 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 49f633f4-d145-4182-952f-8f2f3b407719 | 39 | 1 | 3 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| d35dd6d7-054b-4f89-93a8-b4bef24f2b4f | 40 | 1 | 4 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 685f3d2b-aba6-4df8-8c78-95d49f05a122 | 41 | 1 | 5 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| f2608ff3-b7ba-4250-8644-a567b8579380 | 42 | 1 | 8 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| dcae453c-80f3-4281-9028-2ccd9e5db55f | 43 | 1 | 9 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 9e59e895-f94e-4bc6-9e37-59009cab8e82 | 44 | 1 | 10 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 7aef2a33-b7ca-48d5-9fa5-fbed1eaf0aad | 45 | 1 | 11 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| 583571a8-1c59-4798-9756-aa34e200a18d | 46 | 1 | 12 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
| a0c01c69-b8ee-44e0-b4b6-c6003279b284 | 47 | 1 | 13 | 1 | Intel(R) Xeon(R) Silver 4214 CPU @ 2.20GHz | Application |
+--------------------------------------+-------+-----------+-------+--------+--------------------------------------------+-------------------+

Expected Behavior
------------------

The application-isolated type CPUs can be configured

Actual Behavior
----------------
The application-isolated type CPUs can't be configured

Reproducibility
---------------
Reproducible

System Configuration
--------------------
One node system

[Ghada Khalil (gkhalil)]

screening: This sounds similar to https://bugs.launchpad.net/starlingx/+bug/1894173 and appears to not be fully supported in stx. Additionally, stx.3.0 is already EOL, so there's no plan to investigate/fix this issue.