<div dir="ltr">Hi guys,<div><br></div><div>Just for feedback and if somebody else has compute nodes on CentOS 7.0, IceHouse and uses Ceph.</div><div><br></div><div><br></div><div><br></div><div>----------------------------------------------------------</div><div>What I did that worked for me:</div><div>----------------------------------------------------------<br></div><div><br></div><div><br></div><div><br></div><div>#Remove all QEMU and Livirt related RPMs. I had recompiled QEMU for RBD and Libvirt that I had was not compatible with the patched QEMU.</div><div>#This removes openstack-nova-compute and so on, be careful...</div><div><div>yum remove -y `rpm -qa | grep qemu`</div><div>yum remove -y `rpm -qa | grep libvirt`</div></div><div><br></div><div>#I updated base and update centos repositories to gether from most up to date versions. I have local repositories, so the commands should be adapted...</div><div><div>sed -i "s|/centos7|/centos7.1|g" CentOS-Base7.repo</div><div>sed -i "s|/centos7update|/centos7.1update|g" CentOS-Base7.repo</div></div><div><br></div><div>#I had to do an update...</div><div><div>yum clean all</div><div>yum -y update #check problem only with ceph... I had some dependencies problems with the ceph packages. But just Ceph</div><div><br></div><div>yum -y update --skip-broken #but ignoring them worked just fine</div><div><br></div><div>cd /etc/yum.repos.d/<br></div><div>#The update added all these repos on my yum.repos.d so I deleted (because I use local repositories)</div><div>rm -f CentOS-Base.repo CentOS-Debuginfo.repo CentOS-fasttrack.repo CentOS-Sources.repo CentOS-Vault.repo</div></div><div><br></div><div>#Then I re-installed QEMU and Libvirt with CentOS7.1 repositories (base and update)</div><div>yum -y install kvm qemu-kvm python-virtinst libvirt libvirt-python virt-manager libguestfs-tools<br></div><div>service libvirtd start<br></div><div><br></div><div>#I use puppet to configure my host, so I just re-run it to re-install nova-compute and re-configure</div><div>puppet agent -t #so replace this with your procedure for configure your compute node<br></div><div><br></div><div>service openstack-nova-compute status #chek nova-compute is running...</div><div> <br></div><div>#I had a console.log file in the instances directory that became owned by root. So be sure to have everything owned by nova</div><div>chown -R nova:nova /var/lib/nova/<br></div><div><br></div><div>#Of course, at this moment all my instances were shutoff, so just restart them...</div><div><br></div><div><br></div><div><div>source keystonerc* #credentials</div><div><br></div><div>vms=`nova list --all-tenants --minimal --host $host | grep -v ID | grep -v "+-" | awk '{print $2}'` #guest vms ids on the host...</div></div><div><br></div><div>for vm in $vms ; do nova start $vm; done #start vms...<br></div><div><br></div><div><br></div><div><br></div><div><br></div><div>--------------------------------------------------------</div><div>Hope this might be useful for someone...</div><div><br></div><div>Regards,</div><div>Cynthia Lopes do Sacramento</div></div><div class="gmail_extra"><br><div class="gmail_quote">2015-06-03 2:35 GMT+02:00 Steve Gordon <span dir="ltr"><<a href="mailto:sgordon@redhat.com" target="_blank">sgordon@redhat.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span class="">----- Original Message -----<br>
> From: "Erik McCormick" <<a href="mailto:emccormick@cirrusseven.com">emccormick@cirrusseven.com</a>><br>
> To: "Tim Bell" <<a href="mailto:Tim.Bell@cern.ch">Tim.Bell@cern.ch</a>><br>
><br>
> On Tue, Jun 2, 2015 at 5:34 AM, Tim Bell <<a href="mailto:Tim.Bell@cern.ch">Tim.Bell@cern.ch</a>> wrote:<br>
><br>
> > I had understood that CentOS 7.1 qemu-kvm has RBD support built-in. It<br>
> > was not there on 7.0 but <a href="http://tracker.ceph.com/issues/10480" target="_blank">http://tracker.ceph.com/issues/10480</a> implies it<br>
> > is in 7.1.<br>
> ><br>
> ><br>
> ><br>
> > You could check on the centos mailing lists to be sure.<br>
> ><br>
> ><br>
> ><br>
> > Tim<br>
> ><br>
> ><br>
> It's about time! Thanks for the pointer Tim.<br>
><br>
> Cynthia, If for some reason it's not in the Centos ones yet, I've been<br>
> using the RHEV SRPMs and building the packages. You don't have to mess with<br>
> the spec or anything. Just run them through rpmbuild and push them out.<br>
><br>
> <a href="http://ftp.redhat.com/pub/redhat/linux/enterprise/7Server/en/RHEV/SRPMS/" target="_blank">http://ftp.redhat.com/pub/redhat/linux/enterprise/7Server/en/RHEV/SRPMS/</a><br>
><br>
> -Erik<br>
<br>
</span>FWIW equivalents builds for use with oVirt, RDO, etc. are being created under the auspices of the CentOS Virt SIG:<br>
<br>
<a href="http://cbs.centos.org/repos/virt7-kvm-common-testing/x86_64/os/Packages/" target="_blank">http://cbs.centos.org/repos/virt7-kvm-common-testing/x86_64/os/Packages/</a><br>
<br>
Thanks,<br>
<br>
Steve<br>
<div class="HOEnZb"><div class="h5"><br>
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