OpenStack Compute (nova)

  1. Bug #1267191
  2. Comment #6

Comment 6 for bug 1267191

Revision history for this message
Kashyap Chamarthy (kashyapc) wrote :

@Vladic, I should note that I was running in an Nested Virtualization (KVM on KVM, Intel) environment.

Here we go, from Compute host (which is a guest-hypervisor, running Fedora 20):

1. /proc/cpuinfo:

    $ cat /proc/cpuinfo | head -25
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 42
model name : Intel Xeon E312xx (Sandy Bridge)
stepping : 1
microcode : 0x1
cpu MHz : 1864.644
cache size : 4096 KB
physical id : 0
siblings : 1
core id : 0
cpu cores : 1
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 13
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt aes hypervisor lahf_lm
bogomips : 3729.28
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
-------------

2. And, capabilities of driver (libvirt/KVM):

    $ virsh capabilities
<capabilities>

  <host>
    <uuid>26eededc-a845-48e8-998d-86bb14a89bbf</uuid>
    <cpu>
      <arch>x86_64</arch>
      <model>Westmere</model>
      <vendor>Intel</vendor>
      <topology sockets='20' cores='1' threads='1'/>
      <feature name='rdtscp'/>
      <feature name='pdpe1gb'/>
      <feature name='hypervisor'/>
      <feature name='x2apic'/>
      <feature name='pcid'/>
      <feature name='vmx'/>
      <feature name='pclmuldq'/>
      <feature name='ss'/>
      <feature name='vme'/>
    </cpu>
    <power_management>
      <suspend_disk/>
      <suspend_hybrid/>
    </power_management>
    <migration_features>
      <live/>
      <uri_transports>
        <uri_transport>tcp</uri_transport>
      </uri_transports>
    </migration_features>
    <topology>
      <cells num='1'>
        <cell id='0'>
          <memory unit='KiB'>19092304</memory>
          <cpus num='20'>
            <cpu id='0' socket_id='0' core_id='0' siblings='0'/>
            <cpu id='1' socket_id='1' core_id='0' siblings='1'/>
            <cpu id='2' socket_id='2' core_id='0' siblings='2'/>
            <cpu id='3' socket_id='3' core_id='0' siblings='3'/>
            <cpu id='4' socket_id='4' core_id='0' siblings='4'/>
            <cpu id='5' socket_id='5' core_id='0' siblings='5'/>
            <cpu id='6' socket_id='6' core_id='0' siblings='6'/>
            <cpu id='7' socket_id='7' core_id='0' siblings='7'/>
            <cpu id='8' socket_id='8' core_id='0' siblings='8'/>
            <cpu id='9' socket_id='9' core_id='0' siblings='9'/>
            <cpu id='10' socket_id='10' core_id='0' siblings='10'/>
            <cpu id='11' socket_id='11' core_id='0' siblings='11'/>
            <cpu id='12' socket_id='12' core_id='0' siblings='12'/>
            <cpu id='13' socket_id='13' core_id='0' siblings='13'/>
            <cpu id='14' socket_id='14' core_id='0' siblings='14'/>
            <cpu id='15' socket_id='15' core_id='0' siblings='15'/>
            <cpu id='16' socket_id='16' core_id='0' siblings='16'/>
            <cpu id='17' socket_id='17' core_id='0' siblings='17'/>
            <cpu id='18' socket_id='18' core_id='0' siblings='18'/>
            <cpu id='19' socket_id='19' core_id='0' siblings='19'/>
          </cpus>
        </cell>
      </cells>
    </topology>
    <secmodel>
      <model>selinux</model>
      <doi>0</doi>
    </secmodel>
    <secmodel>
      <model>dac</model>
      <doi>0</doi>
    </secmodel>
  </host>

  <guest>
    <os_type>hvm</os_type>
    <arch name='i686'>
      <wordsize>32</wordsize>
      <emulator>/usr/bin/qemu-system-i386</emulator>
      <machine canonical='pc-i440fx-1.6' maxCpus='255'>pc</machine>
      <machine maxCpus='255'>pc-q35-1.4</machine>
      <machine maxCpus='255'>pc-q35-1.5</machine>
      <machine canonical='pc-q35-1.6' maxCpus='255'>q35</machine>
      <machine maxCpus='1'>isapc</machine>
      <machine maxCpus='255'>pc-0.10</machine>
      <machine maxCpus='255'>pc-0.11</machine>
      <machine maxCpus='255'>pc-0.12</machine>
      <machine maxCpus='255'>pc-0.13</machine>
      <machine maxCpus='255'>pc-0.14</machine>
      <machine maxCpus='255'>pc-0.15</machine>
      <machine maxCpus='255'>pc-1.0</machine>
      <machine maxCpus='255'>pc-1.1</machine>
      <machine maxCpus='255'>pc-1.2</machine>
      <machine maxCpus='255'>pc-1.3</machine>
      <machine maxCpus='255'>pc-i440fx-1.4</machine>
      <machine maxCpus='255'>pc-i440fx-1.5</machine>
      <machine maxCpus='1'>none</machine>
      <domain type='qemu'>
      </domain>
      <domain type='kvm'>
        <emulator>/usr/bin/qemu-kvm</emulator>
        <machine canonical='pc-i440fx-1.6' maxCpus='255'>pc</machine>
        <machine maxCpus='255'>pc-q35-1.4</machine>
        <machine maxCpus='255'>pc-q35-1.5</machine>
        <machine canonical='pc-q35-1.6' maxCpus='255'>q35</machine>
        <machine maxCpus='1'>isapc</machine>
        <machine maxCpus='255'>pc-0.10</machine>
        <machine maxCpus='255'>pc-0.11</machine>
        <machine maxCpus='255'>pc-0.12</machine>
        <machine maxCpus='255'>pc-0.13</machine>
        <machine maxCpus='255'>pc-0.14</machine>
        <machine maxCpus='255'>pc-0.15</machine>
        <machine maxCpus='255'>pc-1.0</machine>
        <machine maxCpus='255'>pc-1.1</machine>
        <machine maxCpus='255'>pc-1.2</machine>
        <machine maxCpus='255'>pc-1.3</machine>
        <machine maxCpus='255'>pc-i440fx-1.4</machine>
        <machine maxCpus='255'>pc-i440fx-1.5</machine>
        <machine maxCpus='1'>none</machine>
      </domain>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <acpi default='on' toggle='yes'/>
      <apic default='on' toggle='no'/>
      <pae/>
      <nonpae/>
    </features>
  </guest>

  <guest>
    <os_type>hvm</os_type>
    <arch name='x86_64'>
      <wordsize>64</wordsize>
      <emulator>/usr/bin/qemu-system-x86_64</emulator>
      <machine canonical='pc-i440fx-1.6' maxCpus='255'>pc</machine>
      <machine maxCpus='255'>pc-q35-1.4</machine>
      <machine maxCpus='255'>pc-q35-1.5</machine>
      <machine canonical='pc-q35-1.6' maxCpus='255'>q35</machine>
      <machine maxCpus='1'>isapc</machine>
      <machine maxCpus='255'>pc-0.10</machine>
      <machine maxCpus='255'>pc-0.11</machine>
      <machine maxCpus='255'>pc-0.12</machine>
      <machine maxCpus='255'>pc-0.13</machine>
      <machine maxCpus='255'>pc-0.14</machine>
      <machine maxCpus='255'>pc-0.15</machine>
      <machine maxCpus='255'>pc-1.0</machine>
      <machine maxCpus='255'>pc-1.1</machine>
      <machine maxCpus='255'>pc-1.2</machine>
      <machine maxCpus='255'>pc-1.3</machine>
      <machine maxCpus='255'>pc-i440fx-1.4</machine>
      <machine maxCpus='255'>pc-i440fx-1.5</machine>
      <machine maxCpus='1'>none</machine>
      <domain type='qemu'>
      </domain>
      <domain type='kvm'>
        <emulator>/usr/bin/qemu-kvm</emulator>
        <machine canonical='pc-i440fx-1.6' maxCpus='255'>pc</machine>
        <machine maxCpus='255'>pc-q35-1.4</machine>
        <machine maxCpus='255'>pc-q35-1.5</machine>
        <machine canonical='pc-q35-1.6' maxCpus='255'>q35</machine>
        <machine maxCpus='1'>isapc</machine>
        <machine maxCpus='255'>pc-0.10</machine>
        <machine maxCpus='255'>pc-0.11</machine>
        <machine maxCpus='255'>pc-0.12</machine>
        <machine maxCpus='255'>pc-0.13</machine>
        <machine maxCpus='255'>pc-0.14</machine>
        <machine maxCpus='255'>pc-0.15</machine>
        <machine maxCpus='255'>pc-1.0</machine>
        <machine maxCpus='255'>pc-1.1</machine>
        <machine maxCpus='255'>pc-1.2</machine>
        <machine maxCpus='255'>pc-1.3</machine>
        <machine maxCpus='255'>pc-i440fx-1.4</machine>
        <machine maxCpus='255'>pc-i440fx-1.5</machine>
        <machine maxCpus='1'>none</machine>
      </domain>
    </arch>
    <features>
      <cpuselection/>
      <deviceboot/>
      <acpi default='on' toggle='yes'/>
      <apic default='on' toggle='no'/>
    </features>
  </guest>

</capabilities>