[Kimchi-devel] [PATCH 2/2] Use ppc64_cpu values to retrieve max vcpu value

Aline Manera alinefm at linux.vnet.ibm.com
Wed Sep 16 16:22:11 UTC 2015



I could not apply this patch into master.

Could you rebase and resend?

Thanks,
Aline Manera


On 15/09/2015 14:15, Jose Ricardo Ziviani wrote:
>  - libvirt is not returning a right number for the maximum vcpus
>    possible in PowerKVM. If such value is used, the VM refuses to boot
>    complaining the value is greater than the machine type limit. However
>    the limit can be retrieved from ppc64_cpu, which is the number of
>    cores available * the number of threads per core.
>
> Signed-off-by: Jose Ricardo Ziviani <joserz at linux.vnet.ibm.com>
> ---
>  src/kimchi/model/vms.py | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/src/kimchi/model/vms.py b/src/kimchi/model/vms.py
> index 7c0a512..45e0e26 100644
> --- a/src/kimchi/model/vms.py
> +++ b/src/kimchi/model/vms.py
> @@ -36,6 +36,7 @@ from kimchi.exception import InvalidOperation, 
> InvalidParameter
>  from kimchi.exception import NotFoundError, OperationFailed
>  from kimchi.kvmusertests import UserTests
>  from kimchi.model.config import CapabilitiesModel
> +from kimchi.model.cpuinfo import CPUInfoModel
>  from kimchi.model.tasks import TaskModel
>  from kimchi.model.templates import TemplateModel
>  from kimchi.model.utils import get_vm_name
> @@ -835,7 +836,9 @@ class VMModel(object):
>
>                  try:
>                      # set maximum VCPU count
> -                    max_vcpus = self.conn.get().getMaxVcpus('kvm')
> +                    cpu_model = CPUInfoModel(conn=self.conn)
> +                    max_vcpus = cpu_model.cores_available *\
> +                        cpu_model.threads_per_core
>                      dom.setVcpusFlags(max_vcpus,
> libvirt.VIR_DOMAIN_AFFECT_CONFIG |
> libvirt.VIR_DOMAIN_VCPU_MAXIMUM)




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