virtualbox
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virtualbox [2010/02/17 08:37] – 172.26.0.166 | virtualbox [2011/06/03 12:51] – [Optimal settings for a guest] aorth | ||
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- | ===== VirtualBox ===== | + | ====== VirtualBox |
- | VirtualBox is a free/opensource Hypervisor | + | VirtualBox is a free, open-source hypervisor |
* [[http:// | * [[http:// | ||
- | ===== Create a VM ===== | + | * [[http:// |
+ | ====== Create a VM ====== | ||
Copy an ISO to your home directory: | Copy an ISO to your home directory: | ||
- | < | + | < |
* SSH to VM server: 172.26.0.200 | * SSH to VM server: 172.26.0.200 | ||
< | < | ||
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- Hard disk size: less than 30Gb | - Hard disk size: less than 30Gb | ||
- | ===== Networking ===== | + | ====== Networking |
- | ==== Bridged 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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Then you can log in to the VM from your own computer using the port you've forwarded above: | Then you can log in to the VM from your own computer using the port you've forwarded above: | ||
< | < | ||
- | ===== Updating VirtualBox ===== | ||
- | To update VirtualBox to a new version you must shutdown all the running VMs. You can do this by first looking to see which VMs are running ('' | ||
- | < | ||
- | VirtualBox Command Line Management Interface Version 3.0.8 | ||
- | (C) 2005-2009 Sun Microsystems, | ||
- | All rights reserved. | ||
- | 0%...10%...20%...30%...40%...50%...60%...70%...80%...90%...100% | + | ====== Commonly-used commands |
- | [jmagochi@biovbox ~]$ sudo / | + | ===== List your VMs ===== |
- | + | ||
- | $ yum install virtualbox-3.1 | + | |
- | </ | + | |
- | ===== Commonly-used commands ===== | + | |
- | ==== List your VMs ==== | + | |
< | < | ||
- | ==== List your running VMs ==== | + | ===== List your running VMs ===== |
< | < | ||
- | ==== Autostart | + | ====== Updating VirtualBox ====== |
- | ---- | + | ===== Stop any running |
+ | Either shut down or "save state" for any running VMs. First, find any users who have " | ||
+ | < | ||
+ | jmagochi | ||
+ | jmagochi | ||
+ | aorth 18431 9.7 1.7 998940 36160 ? Sl Oct11 129:54 / | ||
+ | As the user who owns the VM, save the VM's state: | ||
+ | < | ||
+ | $ VBoxManage controlvm nobu savestate | ||
+ | $ VBoxManage controlvm lims savestate | ||
+ | $ exit | ||
+ | # su - aorth | ||
+ | $ VBoxManage controlvm b0237553-9653-4461-bd0e-d4d316c16d4f savestate | ||
+ | $ exit</ | ||
+ | ===== Update VirtualBox ===== | ||
+ | ==== CentOS ==== | ||
+ | < | ||
+ | ===== Resume VMs ===== | ||
+ | < | ||
+ | $ VBoxHeadless -s nobu & | ||
+ | $ VBoxHeadless -s lims & | ||
+ | $ exit | ||
+ | # su - aorth | ||
+ | $ 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). | ||
+ | < | ||
- | http:// | + | ====== Optimal settings for a guest ====== |
- | http://vboxtool.sourceforge.net/ | + | * Notes about '' |
+ | * 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 '' |