From here,you'll be learn how to update Red Hat Enterprise Virtualization Manager.

1. Checking for Red Hat Enterprise Virtualization Manager Updates

[root@rhevm ~]# engine-upgrade-check VERB: queue package rhevm-setup for updateVERB: package rhevm-setup queuedVERB: Building transactionVERB: Transaction builtVERB: Transaction Summary:VERB:     updated    - rhevm-lib-3.3.2-0.50.el6ev.noarchVERB:     update     - rhevm-lib-3.3.3-0.52.el6ev.noarchVERB:     updated    - rhevm-setup-3.3.2-0.50.el6ev.noarchVERB:     update     - rhevm-setup-3.3.3-0.52.el6ev.noarchUpgrade available

2.Updating Red Hat Enterprise Virtualization Manager

[root@rhevm ~]# yum update rhevm -y[root@rhevm ~]# rhevm-setup [ INFO  ] Stage: Initializing[ INFO  ] Stage: Environment setup          Configuration files: ['/etc/ovirt-engine-setup.conf.d/10-packaging.conf', '/etc/ovirt-engine-setup.conf.d/20-setup-ovirt-post.conf']          Log file: /var/log/ovirt-engine/setup/ovirt-engine-setup-20140530093354.log          Version: otopi-1.1.3 (otopi-1.1.3-1.el6ev)[ INFO  ] Stage: Environment packages setup[ INFO  ] Stage: Programs detection[ INFO  ] Stage: Environment setup[ INFO  ] Stage: Environment customization                   --== PACKAGES ==--         [ INFO  ] Checking for product updates...          Setup has found updates for some packages, do you wish to update them now? (Yes, No) [Yes]: [ INFO  ] Checking for an update for Setup...                   --== NETWORK CONFIGURATION ==--                   Setup can automatically configure the firewall on this system.          Note: automatic configuration of the firewall may overwrite current settings.          Do you want Setup to configure the firewall? (Yes, No) [Yes]: No                   --== DATABASE CONFIGURATION ==--                            --== OVIRT ENGINE CONFIGURATION ==--                   Skipping storing options as database already prepared                   --== PKI CONFIGURATION ==--                   PKI is already configured                   --== APACHE CONFIGURATION ==--                            --== SYSTEM CONFIGURATION ==--                            --== END OF CONFIGURATION ==--         [ INFO  ] Stage: Setup validation[ INFO  ] Cleaning stale zombie tasks                   --== CONFIGURATION PREVIEW ==--                   Database name                      : engine          Database secured connection        : False          Database host                      : localhost          Database user name                 : engine          Database host name validation      : False          Database port                      : 5432          NFS setup                          : False          Update Firewall                    : False          Configure WebSocket Proxy          : True          Host FQDN                          : rhevm.xzxj.edu.cn          NFS mount point                    : /var/lib/exports/iso          Set application as default page    : True          Configure Apache SSL               : True          Upgrade packages                   : True                   Please confirm installation settings (OK, Cancel) [OK]: [ INFO  ] Cleaning async tasks and compensations[ INFO  ] Checking the DB consistency[ INFO  ] Stage: Transaction setup[ INFO  ] Stopping engine service[ INFO  ] Stopping websocket-proxy service[ INFO  ] Stage: Misc configuration[ INFO  ] Fixing DB inconsistencies[ INFO  ] Stage: Package installation[ INFO  ] Yum Status: Downloading Packages[ INFO  ] Yum Download/Verify: rhevm-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum Download/Verify: rhevm-backend-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum Download/Verify: rhevm-dbscripts-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum Download/Verify: rhevm-restapi-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum Download/Verify: rhevm-tools-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum Download/Verify: rhevm-userportal-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum Download/Verify: rhevm-webadmin-portal-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum Status: Check Package Signatures[ INFO  ] Yum Status: Running Test Transaction[ INFO  ] Yum Status: Running Transaction[ INFO  ] Yum update: 1/14: rhevm-restapi-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum update: 2/14: rhevm-backend-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum update: 3/14: rhevm-userportal-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum update: 4/14: rhevm-dbscripts-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum update: 5/14: rhevm-tools-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum update: 6/14: rhevm-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum update: 7/14: rhevm-webadmin-portal-3.3.3-0.52.el6ev.noarch[ INFO  ] Yum updated: 8/14: rhevm-backend[ INFO  ] Yum updated: 9/14: rhevm-dbscripts[ INFO  ] Yum updated: 10/14: rhevm-restapi[ INFO  ] Yum updated: 11/14: rhevm-tools[ INFO  ] Yum updated: 12/14: rhevm-userportal[ INFO  ] Yum updated: 13/14: rhevm[ INFO  ] Yum updated: 14/14: rhevm-webadmin-portal[ INFO  ] Yum Verify: 1/14: rhevm-webadmin-portal.noarch 0:3.3.3-0.52.el6ev - u[ INFO  ] Yum Verify: 2/14: rhevm-restapi.noarch 0:3.3.3-0.52.el6ev - u[ INFO  ] Yum Verify: 3/14: rhevm-backend.noarch 0:3.3.3-0.52.el6ev - u[ INFO  ] Yum Verify: 4/14: rhevm.noarch 0:3.3.3-0.52.el6ev - u[ INFO  ] Yum Verify: 5/14: rhevm-userportal.noarch 0:3.3.3-0.52.el6ev - u[ INFO  ] Yum Verify: 6/14: rhevm-dbscripts.noarch 0:3.3.3-0.52.el6ev - u[ INFO  ] Yum Verify: 7/14: rhevm-tools.noarch 0:3.3.3-0.52.el6ev - u[ INFO  ] Yum Verify: 8/14: rhevm-backend.noarch 0:3.3.2-0.50.el6ev - ud[ INFO  ] Yum Verify: 9/14: rhevm-restapi.noarch 0:3.3.2-0.50.el6ev - ud[ INFO  ] Yum Verify: 10/14: rhevm-webadmin-portal.noarch 0:3.3.2-0.50.el6ev - ud[ INFO  ] Yum Verify: 11/14: rhevm-dbscripts.noarch 0:3.3.2-0.50.el6ev - ud[ INFO  ] Yum Verify: 12/14: rhevm-tools.noarch 0:3.3.2-0.50.el6ev - ud[ INFO  ] Yum Verify: 13/14: rhevm-userportal.noarch 0:3.3.2-0.50.el6ev - ud[ INFO  ] Yum Verify: 14/14: rhevm.noarch 0:3.3.2-0.50.el6ev - ud[ INFO  ] Stage: Misc configuration[ INFO  ] Backing up database to '/var/lib/ovirt-engine/backups/engine-20140530093518.WOpbf3.sql'.[ INFO  ] Updating database schema[ INFO  ] Generating post install configuration file '/etc/ovirt-engine-setup.conf.d/20-setup-ovirt-post.conf'[ INFO  ] Stage: Transaction commit[ INFO  ] Stage: Closing up                   --== SUMMARY ==--                   An ISO NFS share has been created on this host.              If IP based access restrictions are required, edit:              entry /var/lib/exports/iso in /etc/exports          SSH fingerprint: FF:5B:A8:EB:77:59:5F:9F:26:FF:DD:AC:DE:7D:59:C2          Internal CA CA:7C:1E:AF:07:20:17:D4:36:4D:81:60:D0:67:68:F4:FF:93:DB:49          The following network ports should be opened:              tcp:443              tcp:5432              tcp:6100              tcp:80          An example of the required configuration for iptables can be found at:              /etc/ovirt-engine/iptables.example          Web access is enabled at:              http://rhevm.xzxj.edu.cn:80/ovirt-engine              https://rhevm.xzxj.edu.cn:443/ovirt-engine                   --== END OF SUMMARY ==--         [ INFO  ] Starting engine service[ INFO  ] Restarting httpd[ INFO  ] Stage: Clean up          Log file is located at /var/log/ovirt-engine/setup/ovirt-engine-setup-20140530093354.log[ INFO  ] Generating answer file '/var/lib/ovirt-engine/setup/answers/20140530093607-upgrade.conf'[ INFO  ] Stage: Pre-termination[ INFO  ] Stage: Termination[ INFO  ] Execution of upgrade completed successfully