Because Oracle offers free virtual machine software, it has the advantage over Kvm,xen,vbox:
1. When building an Oracle RAC system, the control is strong (shared disk, network interface) Click on the mouse is OK;
2. Using the habit, this software I spent more than 3 years, accustomed to, mainly or free;
3. The supporting technical documents are continuously updated;
4. Less resource-intensive
This 2 days because of the requirements of the test environment, must set up the virtual machine to meet, happen to all the host is the CentOS platform, simply test how this thing installed on the Linux platform!
Environment: CentOS 6.5_x86_64mini version
Software: virtualbox-4.3-4.3.20_96996_el6-1.x86_64.rpm
Installation steps:
1. Upload the virtualbox-4.3-4.3.20_96996_el6-1.x86_64.rpm to the CentOS corresponding directory
2. Execute RPM-UVH virtualbox-4.3-4.3.20_96996_el6-1.x86_64.rpm with the following error:
3. Troubleshooting
[Email protected] tmp]# Less/var/log/vbox-install.log
makefile:183: * * * error:unable to find the sources of your current Linux kernel. Specify kern_dir=<directory> and run make again. Stop it.
Understand this error, after all, Oracle is only testing the software on its own system, so confirm that the kernel version does not match!
View the kernel version number of the current system
# Uname-r
2.6.32-431.el6.x86_64
#升级内核
# yum Install Kernel-devel
Reboot the system and check the kernel version:
# Uname-r
2.6.32-504.1.3.el6.x86_64
Recompile settings VBox:
#/ETC/INIT.D/VBOXDRV Setup
Reference Document: http://tecadmin.net/install-oracle-virtualbox-on-centos-redhat-and-fedora/
Supplementary questions:
The 1.RHEL platform may not encounter such error, which I have tested on the home company;
2.CentOS the latest version of the kernel is generally to do upgrade or patch processing;
VBox exception resolution installation under-centos