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On 08/28/2013 05:25 AM, Brian Rak wrote:<br>
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<blockquote cite="mid:521D194A.3010503@gameservers.com" type="cite">If
I'm using the SR-IOV Pool assignment method (from
<a class="moz-txt-link-freetext" href="http://wiki.libvirt.org/page/Networking#Assignment_from_a_pool_of_SRIOV_VFs_in_a_libvirt_.3Cnetwork.3E_definition">http://wiki.libvirt.org/page/Networking#Assignment_from_a_pool_of_SRIOV_VFs_in_a_libvirt_.3Cnetwork.3E_definition</a>
), how would I check how many virtual functions are already in
use?
<br>
</blockquote>
<br>
Hi Brian <br>
<br>
Hope the following can help you.<br>
<br>
<br>
[root@sriov2 images]# virsh net-dumpxml hostnet<br>
<network><br>
<name>hostnet</name><br>
<uuid>6b49be3c-bb91-c16d-b475-2929678720f4</uuid><br>
<forward mode='hostdev' managed='yes'><br>
<pf dev='eth2'/><br>
</forward><br>
</network><br>
<br>
[root@sriov2 images]# virsh start r6<br>
Domain r6 started<br>
<br>
[root@sriov2 images]# virsh attach-device r6 vfpool.xml <br>
Device attached successfully<br>
<br>
[root@sriov2 images]# virsh attach-device r6 vfpool.xml <br>
Device attached successfully<br>
<br>
[root@sriov2 images]# virsh net-dumpxml hostnet<br>
<network <b>connections='2'</b>> <b> <=====the value of
connections means how many VFs in the pool are using.</b><br>
<name>hostnet</name><br>
<uuid>6b49be3c-bb91-c16d-b475-2929678720f4</uuid><br>
<forward mode='hostdev' managed='yes'><br>
<pf dev='eth2'/><br>
<address type='pci' domain='0x0000' bus='0x0f' slot='0x10'
function='0x0'/><br>
<address type='pci' domain='0x0000' bus='0x0f' slot='0x10'
function='0x2'/><br>
<address type='pci' domain='0x0000' bus='0x0f' slot='0x10'
function='0x4'/><br>
<address type='pci' domain='0x0000' bus='0x0f' slot='0x10'
function='0x6'/><br>
<address type='pci' domain='0x0000' bus='0x0f' slot='0x11'
function='0x0'/><br>
<address type='pci' domain='0x0000' bus='0x0f' slot='0x11'
function='0x2'/><br>
<address type='pci' domain='0x0000' bus='0x0f' slot='0x11'
function='0x4'/><br>
</forward><br>
</network><br>
<br>
<br>
<blockquote cite="mid:521D194A.3010503@gameservers.com" type="cite">
<br>
Is there a method other then looping through all the active guests
and determining if they're using the SR-IOV interface?
<br>
<br>
</blockquote>
[root@sriov2 images]# virsh dumpxml r6|grep interface -A 4<br>
<interface type='network'><br>
<mac address='52:54:00:0a:16:28'/><br>
<source network=<b>'hostnet'/</b>><br>
<alias name='<b>hostdev0'/</b>><br>
<address type='pci' domain='0x0000' bus='0x00' slot='0x03'
function='0x0'/><br>
</interface><br>
<interface type='network'><br>
<mac address='52:54:00:08:62:66'/><br>
<source network='<b>hostnet'</b>/><br>
<alias name='<b>hostdev1</b>'/><br>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07'
function='0x0'/><br>
</interface><br>
<br>
<blockquote cite="mid:521D194A.3010503@gameservers.com" type="cite">_______________________________________________
<br>
libvirt-users mailing list
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<br>
</blockquote>
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