v
9 High Availability
9.1 High Availability (HA) .............................................................................................................. 9-1
9.2 Creating a Shared Virtual Disk for HA.................................................................................... 9-4
9.2.1 Creating a Shared Virtual Disk Using OCFS2 on iSCSI................................................. 9-4
9.2.2 Creating a Shared Virtual Disk Using OCFS2 on SAN.................................................. 9-5
9.2.3 Adding a Shared Virtual Disk Using NFS ....................................................................... 9-6
9.3 Creating HA Clusters................................................................................................................. 9-6
9.3.1 Creating an NFS Cluster for HA ....................................................................................... 9-6
9.3.2 Creating an OCFS2 Cluster for HA................................................................................... 9-6
9.4 Enabling HA ................................................................................................................................ 9-7
A Command-Line Tools
ovs-agent ..................................................................................................................................... A-2
virt-install.................................................................................................................................... A-3
xm................................................................................................................................................. A-7
P2V ............................................................................................................................................. A-11
B Oracle VM Server Configuration File
Oracle VM Server Configuration File ..................................................................................... B-2
C Guest Configuration
C.1 e100 And e1000 Network Device Emulators ......................................................................... C-1
C.2 Quality of Service (QoS)............................................................................................................ C-1
C.2.1 Setting Disk Priority ........................................................................................................... C-2
C.2.2 Setting Inbound Network Traffic Priority....................................................................... C-2
C.2.3 Setting Outbound Network Traffic Priority ................................................................... C-3
C.3 Configuration File Example 1 .................................................................................................. C-3
C.4 Configuration File Example 2 .................................................................................................. C-4
D Oracle VM Agent Architecture
D.1 Oracle VM Agent Architecture ................................................................................................ D-1
D.2 Oracle VM Agent Deployment ................................................................................................ D-2
E Troubleshooting
E.1 Debugging Tools........................................................................................................................ E-1
E.1.1 Oracle VM Server Directories ........................................................................................... E-1
E.1.2 Oracle VM Server Log Files............................................................................................... E-2
E.1.3 Oracle VM Server Command-Line Tools........................................................................ E-2
E.2 Using DHCP ............................................................................................................................... E-2
E.3 Guest Console Access................................................................................................................ E-2
E.4 Cannot Display Graphical Installer When Creating Guests................................................ E-4
E.5 Hardware Virtualized Guest Console Not Displayed.......................................................... E-4
E.6 Setting the Guest’s Clock .......................................................................................................... E-5
E.7 Wallclock Time Skew Problems............................................................................................... E-5