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<p class="MsoNormal"><span lang="EN-US">When I create a instance using a flavor with "hw:cpu_policy=dedicated" "hw:cpu_realtime=yes" and "hw:cpu_realtime_mask=^0-1".<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The error is "libvirtError:Cannot set scheduler parameters for pid 3666:operation not permitted".<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><a href="https://bugs.launchpad.net/starlingx/+bug/1866311">https://bugs.launchpad.net/starlingx/+bug/1866311</a><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The instance xml as following:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:9.0pt;font-family:"Courier New";color:#333333;background:white"><vcpu placement='static'>4</vcpu></span><span lang="EN-US" style="font-size:9.0pt;font-family:"Courier New";color:#333333"><br>
<span style="background:white"> <cputune></span><br>
<span style="background:white"> <vcpupin vcpu='0' cpuset='3'/></span><br>
<span style="background:white"> <vcpupin vcpu='1' cpuset='11'/></span><br>
<span style="background:white"> <vcpupin vcpu='2' cpuset='0'/></span><br>
<span style="background:white"> <vcpupin vcpu='3' cpuset='8'/></span><br>
<span style="background:white"> <emulatorpin cpuset='3,11'/></span><br>
<span style="background:white"> <vcpusched vcpus='2' scheduler='fifo' priority='1'/></span><br>
<span style="background:white"> <vcpusched vcpus='3' scheduler='fifo' priority='1'/></span><br>
<span style="background:white"> </cputune></span></span><span lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">The error log as following:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:9.0pt;font-family:"Courier New";color:#333333;background:white"> ERROR nova.compute.manager [instance: 74dcc0a1-9ed4-4d13-bef7-ac9623bca2d0] File "/usr/lib64/python2.7/site-packages/libvirt.py", line
1099, in createWithFlags</span><span lang="EN-US" style="font-size:9.0pt;font-family:"Courier New";color:#333333"><br>
<span style="background:white"> ERROR nova.compute.manager [instance: 74dcc0a1-9ed4-4d13-bef7-ac9623bca2d0] if ret == -1: raise libvirtError ('virDomainCreateWithFlags() failed', dom=self)</span><br>
<span style="background:white"> ERROR nova.compute.manager [instance: 74dcc0a1-9ed4-4d13-bef7-ac9623bca2d0] libvirtError: Cannot set scheduler parameters for pid 6504: Operation not permitted</span><br>
<span style="background:white"> ERROR nova.compute.manager [instance: 74dcc0a1-9ed4-4d13-bef7-ac9623bca2d0]<o:p></o:p></span></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
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