Table of Contents
oVirt Engine 3.3.0 for CentOs/Scientific Linux 6.x Update HowTo
HOWTO update from my oVirt Engine 3.2.x packages to official el6 3.3.0 stable packages.
Before starting upgrade procedure, if possible, backup engine, also you can backup all VM to export domain using oVirt console.
oVirt Engine Update
1.Stop oVirt engine services
service ovirt-engine stop service ovirt-engine-dwhd stop
2.Remove local jbossas711 package
rpm -e --nodeps ovirt-engine-jbossas711
3.Remove oVirt reports packages
yum remove ovirt-engine-reports yum remove jasperreports-server-4.7.0-1 yum remove ovirt-engine-dwh
4. Install oVirt el6 repository
yum localinstall http://ovirt.org/releases/ovirt-release-el.noarch.rpm
5. Install jboss-as package from oVirt el6 repository
yum install jboss-as-7.1.1
6. Run engine-upgrade they must found new version of ovirt-engine-setup and you will be prompted to update this package
engine-upgrade yum update ovirt-engine-setup
7. Possible correction of DB upgrade scripts
cd /usr/share/ovirt-engine/dbscripts/upgrade ls 03_02_0340*
03_02_0340_add_update_column_to_statistics_tables.sql 03_02_0340_gluster_volume_status_events.sql
If you look 2 files, rename one of them, otherwise do nothing
mv 03_02_0340_gluster_volume_status_events.sql 03_02_0341_gluster_volume_status_events.sql
8. Run engine-setup to upgrade current installation
engine-setup
9. Disable or remove unnecessary yum repositories
mv /etc/yum.repos.d/ovirt-dre.repo /etc/yum.repos.d/ovirt-dre.repo.save
Hosts update
Connect to each host and update vdsm packages
1. Install oVirt el6 repository
yum localinstall http://ovirt.org/releases/ovirt-release-el.noarch.rpm
2. Stop vdsmd daemon
service vdsmd stop
3. Check if you has old glusterfs-epel.repo
vim /etc/yum.repos.d/glusterfs-epel.repo
If you has this file and you have baseurl string pointed to 3.4.0 version, correct it to 3.4.1, here is a short command to do it
sed -i 's/3.4.0/3.4.1/' /etc/yum.repos.d/glusterfs-epel.repo
4. Update vdsm
yum update vdsm* mom
5. Check you /etc/vdsm/vdsm.conf and add necessary changes
vim /etc/vdsm/vdsm.conf
6. Stop libvirtd daemon
service libvirtd stop
7. Start vdsmd daemon (vdsmd will start libvirtd again)
service vdsmd start
If you see message like this: libvir: XML-RPC error : Failed to connect socket to '/var/run/libvirt/libvirt-sock': No such file or directory, stop vdsmd and libvirtd and start it again
service vdsmd stop service libvirtd stop service vdsmd start
8. Disable or remove unnecessary yum repositories
mv /etc/yum.repos.d/ovirt-dre.repo /etc/yum.repos.d/ovirt-dre.repo.save
9. After update to CentOS 6.5, you can replace, if present, qemu-img-rhev packages
service vdsmd stop
service libvirtd stop
or
initctl stop libvirtd
rpm -e --nodeps qemu-img-rhev rpm -e --nodeps qemu-kvm-rhev rpm -e --nodeps qemu-kvm-rhev-tools yum install qemu-img qemu-kvm qemu-kvm-tools
service vdsmd start
Additional information
You can find more information about oVirt 3.3 at oVirt web site
