Converting a Hardware Virtualized Guest to a Paravirtualized Guest
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If you see this error message:
main: unable to connect to host: Connection refused (111)
You need to run VNCViewer to reconnect to the guest console:
#vncviewer :0
4.The Oracle Enterprise Linux install begins. From the installation choices, select the following:
Installation type: Server
Package selection: Default.
Partition layout type: Make sure the guest has a single root partition. Do not configure the virtual disk using LVM. Do not create a swap partition, or other partitions mounted at other locations such as /usr or /boot.
Firewall: Disable.
SELinux: Disable.
Network: Configure the network settings for either DHCP or a fixed IP address.
5.When the Oracle Enterprise Linux installation is complete, reboot the guest. If the guest does not restart automatically, use the xm
#xm list
Name | ID | Mem | VCPUs | State | Time(s) |
944 | 2 | 5670.8 | |||
# xm create el4u4 |
|
|
Using config file "/etc/xen/el4u4".
Started domain el4u4
#vncviewer :0
6.Take note of the guest IP address, or hostname if assigned via DHCP.
Copy the domU kernel for Oracle Enterprise Linux 4 Update 4, which can be found in the directory extra_kernels/EL4U4PV_64 on the Oracle VM Server installation
#cd extra_kernels/EL4U4PV_64/
#scp
7.Log in to the guest as root and replace the contents of the /etc/modprobe.conf file with:
alias scsi_hostadapter xenblk alias eth0 xennet
8.Install the kernel-xenU RPM:
#rpm
warning:
Preparing... | ########################################### | [100%] |
########################################### | [100%] |
WARNING: No module xenblk found for kernel