OpenNebula 4.4.1 maintenance release,官方建议当前的生产环境使用3.x or 4.x的其它版本;
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Upgrading from OpenNebula4.4 just upgrading the database version procedure following:
1,
VMs in a transient state (prolog, migr, epil, save).
VMs get to a final state (runn, suspended, stopped, done).
VM life-cycle Documentation
http://docs.opennebula.org/stable/user/virtual_resource_management/vm_guide_2.html#vm-guide-2
2,
Stop OpenNebula and related services,EC2, OCCI, and Sunstone
$ sunstone-server stop $ oneflow-server stop $ econe-server stop $ occi-server stop $ one stop
注,located configurtion files in /etc/one 自动备份;
3,
database upgrade
当部署或是升级中 with the message "database version mismatch", upgrading existing DB with the "onedb" command 或是指定任何版本的sqlite or mysql
具体见http://docs.opennebula.org/stable/administration/references/onedb.html#onedb;
4,
在最后的OpenNebula4.4中,你可以运行"onedb upgrade -v"解决oned.conf配置中可能存在的冲突;
examples:
$ onedb upgrade -v --sqlite /var/lib/one/one.db
$ onedb upgrade -v -S localhost -u oneadmin -p oneadmin -d opennebula
具体one CLI(command line interface)http://docs.opennebula.org/stable/user/references/cli.html#cli
5,数据库升级完成以后用onedb fsck检测数据系统的一致性
$ onedb fsck -S localhost -u oneadmin -p oneadmin -d opennebula
6,
Testing
OpenNebula will continue the monitoring and management of your previous Hosts and VMs.