How to use virsh cpu-compare and cpu-baseline to determine the cpu compatibility ?
Issue
- How to use virsh cpu-compare and cpu-baseline to determine the cpu compatibility ?
- Made the following setting in
/etc/nova/nova.conffile on both compute nodes still instance live-migration is getting failed due toUnacceptable CPUerror.
# grep cpu_mode /etc/nova/nova.conf
cpu_mode=host-model
- Live-migration is getting failed with following error message.
# nova --debug live-migration 145d6082-0034-44b0-a944-632dedb36608 node1
And the trace error was:
Traceback (most recent call last):
File "/usr/lib/python2.7/site-packages/novaclient/shell.py", line 908, in main
OpenStackComputeShell().main(argv)
File "/usr/lib/python2.7/site-packages/novaclient/shell.py", line 835, in main
args.func(self.cs, args)
File "/usr/lib/python2.7/site-packages/novaclient/v2/shell.py", line 3396, in do_live_migration
args.disk_over_commit)
File "/usr/lib/python2.7/site-packages/novaclient/v2/servers.py", line 351, in live_migrate
disk_over_commit)
File "/usr/lib/python2.7/site-packages/novaclient/v2/servers.py", line 1122, in live_migrate
'disk_over_commit': disk_over_commit})
File "/usr/lib/python2.7/site-packages/novaclient/v2/servers.py", line 1238, in _action
return self.api.client.post(url, body=body)
File "/usr/lib/python2.7/site-packages/keystoneclient/adapter.py", line 176, in post
return self.request(url, 'POST', **kwargs)
File "/usr/lib/python2.7/site-packages/novaclient/client.py", line 92, in request
raise exceptions.from_response(resp, body, url, method)
BadRequest: Unacceptable CPU info: CPU doesn't have compatibility.
Environment
- Red Hat OpenStack Platform
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