Try to create it and chown it to nova:<div><br></div><div><span></span><br><br>On Monday, November 11, 2013, Narayanan, Krishnaprasad  wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">






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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Hi Razique,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">I executed the start command on the compute node using the domain name option. I got an error message saying that
<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Error:“Failed to start domain instance-UUID”<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Error: Unable to precreate char dev file ‘/var/lib/nova/instances/ instance-UUID/console.log: No such file or directory.<u></u><u></u></span></p>

<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Can I get help to get rid of this problem?<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Thanks,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Krishnaprasad<u></u><u></u></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Razique Mahroua [mailto:<a href="javascript:_e({}, 'cvml', 'razique.mahroua@gmail.com');" target="_blank">razique.mahroua@gmail.com</a>]
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<b>Sent:</b> Montag, 11. November 2013 17:22<br>
<b>To:</b> Narayanan, Krishnaprasad<br>
<b>Cc:</b> <a href="javascript:_e({}, 'cvml', 'openstack@lists.openstack.org');" target="_blank">openstack@lists.openstack.org</a><br>
<b>Subject:</b> Re: [Openstack] Recovering VMs in OPenStack ESSEX<u></u><u></u></span></p>
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<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">You have many solutions for that<u></u><u></u></p>
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<p class="MsoNormal">first try to power it on via <u></u><u></u></p>
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<p class="MsoNormal">$ virsh start <u></u><u></u></p>
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<p class="MsoNormal">and check /var/log/libvritd.log<u></u><u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal">you can use kpartx to discover the partitions within the images, and use the different builtin system tools to fix the partitions<u></u><u></u></p>
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<p class="MsoNormal">fsck.ext4/ xfs_adm, etc…<u></u><u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal">Razique<u></u><u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal">On 11 Nov 2013, at 04:14, Narayanan, Krishnaprasad <<a href="javascript:_e({}, 'cvml', 'narayana@uni-mainz.de');" target="_blank">narayana@uni-mainz.de</a>> wrote:<u></u><u></u></p>

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<p class="MsoNormal"><span lang="DE" style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Hallo all,</span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><u></u><u></u></span></p>

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<p class="MsoNormal"><span lang="DE" style="font-size:11.0pt;font-family:"Calibri","sans-serif""> </span><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""><u></u><u></u></span></p>

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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">I looked in to forums about recovering VMs in OpenStack ESSEX.  In the dashboard, I could see that the VMs status is “Hard rebooting” with power state Shutoff.  In virsh,
 I could see that the state is Shutoff. The complete process is taking longer time to finish and I assume it is in a unrecoverable state. Can anybody help me in recovering the data on the VM and the VM itself?<u></u><u></u></span></p>

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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif""> <u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Thanks,<u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Krishnaprasad<u></u><u></u></span></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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