virtualbox
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virtualbox [2011/01/19 11:54] – aorth | virtualbox [2011/06/03 13:03] – aorth | ||
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====== VirtualBox ====== | ====== VirtualBox ====== | ||
- | VirtualBox is a free/opensource Hypervisor | + | VirtualBox is a free, open-source hypervisor |
* [[http:// | * [[http:// | ||
* [[http:// | * [[http:// | ||
- | ====== Create a VM ====== | ||
- | Copy an ISO to your home directory: | ||
- | < | ||
- | * SSH to VM server: 172.26.0.200 | ||
- | < | ||
- | * start the virtualbox application | ||
- | < | ||
- | * Follow the wizard to create a VM with the following properties: | ||
- | - Base Memory: less than 512 MB | ||
- | - Network : NAT | ||
- | - Hard disk size: less than 30Gb | ||
- | ====== | + | ====== |
- | ===== Bridged | + | ===== Optimal settings for Linux guests ===== |
+ | Guest operating systems are not like host operating systems. | ||
+ | |||
+ | * Set the IO scheduler to '' | ||
+ | * Edit the grub command line to set the default IO scheduler, usually in /// | ||
+ | * Install guest additions (VirtualBox or VMware) | ||
+ | * Run a virtual machine-specific kernel: | ||
+ | * Ubuntu: linux-image-virtual | ||
+ | * Mount filesystems with '' | ||
+ | |||
+ | ===== Networking ===== | ||
+ | ==== Bridged Networking | ||
If your guest is using bridged networking you MUST use this command to allow other users to use the host's physical network card. Make sure your virtual machine is shut down and then run this command: | If your guest is using bridged networking you MUST use this command to allow other users to use the host's physical network card. Make sure your virtual machine is shut down and then run this command: | ||
< | < | ||
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As of VirtualBox 3.1.2 this is still a [[http:// | As of VirtualBox 3.1.2 this is still a [[http:// | ||
- | ===== Port Forwarding | + | ==== Port Forwarding ==== |
If your guest OS is using NAT for networking and you want to access services like Apache or SSH, you will need to enable port forwarding. | If your guest OS is using NAT for networking and you want to access services like Apache or SSH, you will need to enable port forwarding. | ||
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< | < | ||
- | ====== Commonly-used commands | + | ===== Commonly-used commands ===== |
- | ===== List your VMs ===== | + | ==== List your VMs ==== |
< | < | ||
- | ===== List your running VMs ===== | + | ==== List your running VMs ==== |
< | < | ||
- | ====== Updating VirtualBox | + | ===== Updating VirtualBox ===== |
- | ===== Stop any running VMs ===== | + | === Stop any running VMs === |
Either shut down or "save state" for any running VMs. First, find any users who have " | Either shut down or "save state" for any running VMs. First, find any users who have " | ||
< | < | ||
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$ VBoxManage controlvm b0237553-9653-4461-bd0e-d4d316c16d4f savestate | $ VBoxManage controlvm b0237553-9653-4461-bd0e-d4d316c16d4f savestate | ||
$ exit</ | $ exit</ | ||
- | ===== Update VirtualBox | + | === Update VirtualBox === |
- | ==== CentOS ==== | + | |
< | < | ||
- | ===== Resume VMs ===== | + | === Resume VMs === |
< | < | ||
$ VBoxHeadless -s nobu & | $ VBoxHeadless -s nobu & | ||
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# su - aorth | # su - aorth | ||
$ VBoxHeadless -s b0237553-9653-4461-bd0e-d4d316c16d4f -v off &</ | $ VBoxHeadless -s b0237553-9653-4461-bd0e-d4d316c16d4f -v off &</ | ||
- | |||
- | ===== Mount a CD to a running VM ===== | ||
- | Attach an ISO to a running VM. The CD/DVD device is on the Secondary IDE controller (--port 1), and it is the slave device (--device 1). | ||
- | < | ||
- | |||
- | ===== Optimal settings for a guest ===== | ||
- | |||
- | * Notes about '' | ||
- | * Set the IO scheduler to '' |