openstack/whitebox-tempest-plugin
Code Issues Proposed changes

Merge "Deploy with CPU power management enabled"

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This commit is contained in:
Zuul 2024-04-26 19:01:04 +00:00 committed by Gerrit Code Review
commit 3d0c83974e
4 changed files with 29 additions and 53 deletions
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3
.zuul.yaml
View File

@ -71,6 +71,7 @@
compute-feature-enabled:
volume_backed_live_migration: true
stable_compute_uuid_supported: true
cpu_power_management: true
auth:
tempest_roles: creator
post-config:
@ -85,6 +86,7 @@
cpu_mode: custom
cpu_models: Nehalem
cpu_model_extra_flags: vme,+ssse3,-mmx
cpu_power_management: True
virt_type: kvm
rx_queue_size: 1024
swtpm_enabled: True
@ -108,6 +110,7 @@
cpu_mode: custom
cpu_models: Nehalem
cpu_model_extra_flags: vme,+ssse3,-mmx
cpu_power_management: True
virt_type: kvm
rx_queue_size: 1024
swtpm_enabled: True

8
whitebox_tempest_plugin/api/compute/test_cpu_pinning.py
View File

@ -1010,14 +1010,12 @@ class NUMACPUDedicatedLiveMigrationTest(NUMALiveMigrationBase):
# Validate shared server A now has a shared cpuset that is a equal
# to it's new host's cpu_shared_set
# FIXME(jparker) change host1_shared_set to host2_shared_set once
# Nova bug 1869804 has been addressed
shared_set_a = self._get_shared_cpuset(shared_server_a['id'])
host_a_shared_set = host_sm_a.get_cpu_shared_set()
host_b_shared_set = host_sm_b.get_cpu_shared_set()
self.assertCountEqual(
shared_set_a, host_a_shared_set, 'After migration of server %s, '
shared_set_a, host_b_shared_set, 'After migration of server %s, '
'shared CPU set %s is not equal to new shared set %s' %
(shared_server_a['id'], shared_set_a, host_a_shared_set))
(shared_server_a['id'], shared_set_a, host_b_shared_set))
# Live migrate dedicated server A to the same host holding
# dedicated server B. End result should be all 4 servers are on

68
whitebox_tempest_plugin/api/compute/test_cpu_state_mgmt.py
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@ -35,22 +35,29 @@ class TestCPUStateMgmt(base.BaseWhiteboxComputeTest):
vcpus=1,
extra_specs={'hw:cpu_policy': 'dedicated'})
def _assert_cpus_initial_state(self, host, shared_cpus, dedicated_cpus,
sysfsclient):
"""Assert that nova-compute disabled dedicated CPUs on startup"""
# In case we didn't have a full set specified, at least make sure that
# our shared CPUs are in the subset of online CPUs (i.e. we didn't
# offline any of the shared ones).
def test_cpu_state(self):
host = self.list_compute_hosts()[0]
sysfsclient = clients.SysFSClient(host)
sm = clients.NovaServiceManager(host, 'nova-compute',
self.os_admin.services_client)
dedicated_cpus = sm.get_cpu_dedicated_set()
shared_cpus = sm.get_cpu_shared_set()
if len(dedicated_cpus) < 2:
raise self.skipException('Multiple dedicated CPUs required')
# Assert that nova-compute disabled dedicated CPUs on startup. In case
# we didn't have a full set specified, at least make sure that our
# shared CPUs are in the subset of online CPUs (i.e. we didn't offline
# any of the shared ones).
online = sysfsclient.get_sysfs_value('devices/system/cpu/online')
self.assertTrue(shared_cpus.issubset(hardware.parse_cpu_spec(online)))
# All our dedicated CPUs should be offlined at service startup.
offline = sysfsclient.get_sysfs_value('devices/system/cpu/offline')
self.assertEqual(dedicated_cpus, hardware.parse_cpu_spec(offline))
def _assert_cpu_onlined_guest(self, host, dedicated_cpus, sysfsclient):
# All our dedicated CPUs should be offlined (this assumes running
# serially with no other guests using the dedicated CPUs).
offline_before = hardware.parse_cpu_spec(
sysfsclient.get_sysfs_value('devices/system/cpu/offline'))
self.assertEqual(dedicated_cpus, offline_before)
server = self.create_test_server(clients=self.os_admin,
flavor=self.flavor['id'],
@ -67,41 +74,6 @@ class TestCPUStateMgmt(base.BaseWhiteboxComputeTest):
server['id'])
# Once it is gone, the dedicated CPU should be offline again
offline = hardware.parse_cpu_spec(
offline_final = hardware.parse_cpu_spec(
sysfsclient.get_sysfs_value('devices/system/cpu/offline'))
self.assertEqual(offline_before, offline)
def online_test_cpu(self, cpus, sysfsclient):
"""Put our test CPUs back to online status"""
for cpu in cpus:
sysfsclient.set_sysfs_value(
'devices/system/cpu/cpu%i/online' % cpu, '1')
def test_cpu_state(self):
host = self.list_compute_hosts()[0]
sysfsclient = clients.SysFSClient(host)
# Check that we don't have any offline CPUs to start with
offline = sysfsclient.get_sysfs_value('devices/system/cpu/offline')
self.assertEqual("", offline,
'System has offlined CPUs unexpectedly!')
sm = clients.NovaServiceManager(host, 'nova-compute',
self.os_admin.services_client)
dedicated_cpus = sm.get_cpu_dedicated_set()
shared_cpus = sm.get_cpu_shared_set()
opts = [('libvirt', 'cpu_power_management', 'True'),
('libvirt', 'cpu_power_management_strategy', 'cpu_state')]
if len(dedicated_cpus) < 2:
raise self.skipException('Multiple dedicated CPUs required')
# Nova will not online the CPUs it manages on shutdown, so we need
# to re-online it before we finish here to leave the system as we
# found it
self.addCleanup(self.online_test_cpu, dedicated_cpus, sysfsclient)
with sm.config_options(*tuple(opts)):
self._assert_cpus_initial_state(host, shared_cpus, dedicated_cpus,
sysfsclient)
self._assert_cpu_onlined_guest(host, dedicated_cpus, sysfsclient)
self.assertEqual(offline_before, offline_final)

3
whitebox_tempest_plugin/config.py
View File

@ -341,4 +341,7 @@ compute_features_group_opts = [
cfg.BoolOpt('bochs_display_support',
default=False,
help="Guests support bochs display device"),
cfg.BoolOpt('cpu_power_management',
default=False,
help="Libvirt CPU power management is turned on."),
]