KVM - Revision history

Mbaney: /* Creating a virtual machine */

2025-10-15T19:42:08Z

Creating a virtual machine

← Older revision		Revision as of 19:42, 15 October 2025
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	===Windows Example===		===Windows Example===
	You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows 10 x64 ISO with 40G disk and 16GB of RAM. Please note that this should spawn virt-viewer automatically and show you the Windows installer screen.		You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows 11 x64 ISO with 40G disk and 16GB of RAM. Please note that this should spawn virt-viewer automatically and show you the Windows installer screen.

	<pre>		<pre>
	virt-install --connect qemu:///session --name=~~win10~~ --os-type=windows --network user --disk path=/scratch0/username/~~win10~~.img,size=40 --cdrom=/scratch0/username/~~Win10x64~~.iso --graphics spice --ram=16384		virt-install --connect qemu:///session --name=win11 --os-type=windows --network user --disk path=/scratch0/username/win11.img,size=40 --cdrom=/scratch0/username/Win11x64.iso --graphics spice --ram=16384
	</pre>		</pre>

Mbaney at 18:10, 2 March 2022

2022-03-02T18:10:08Z

← Older revision		Revision as of 18:10, 2 March 2022
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	== Getting Started ==		== Getting Started ==
	In order to start using KVM on your machine, UMIACS Staff will first need to install the requisite packages and set a baseline configuration. Please ~~submit your request to~~ staff~~@umiacs.umd.edu~~ along with a brief explanation of your goals for running a local virtual machine. Note: Ubuntu requires you to be in the '''kvm''' group on the local host.		In order to start using KVM on your machine, UMIACS Staff will first need to install the requisite packages and set a baseline configuration. Please [[HelpDesk \| contact staff]] along with a brief explanation of your goals for running a local virtual machine. Note: Ubuntu requires you to be in the '''kvm''' group on the local host.

	Once staff has installed the required packages you can then use the program 'virt-manager' to initialize and manager your virtual machines.		Once staff has installed the required packages you can then use the program 'virt-manager' to initialize and manager your virtual machines.

Mbaney at 16:52, 7 May 2021

2021-05-07T16:52:07Z

← Older revision		Revision as of 16:52, 7 May 2021
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	<pre>		<pre>
	virt-install --connect qemu:///session --name=win10 --os-type=windows --network user --disk path=/scratch0/~~derek~~/win10.img,size=40 --cdrom=/scratch0/~~derek~~/Win10x64.iso --graphics spice --ram=16384		virt-install --connect qemu:///session --name=win10 --os-type=windows --network user --disk path=/scratch0/username/win10.img,size=40 --cdrom=/scratch0/username/Win10x64.iso --graphics spice --ram=16384
	</pre>		</pre>

Mbaney: /* Windows Example */

2018-08-23T17:38:21Z

Windows Example

← Older revision		Revision as of 17:38, 23 August 2018
Line 47:		Line 47:

	===Windows Example===		===Windows Example===
	You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows 10 x64 ISO with 40G disk and 16GB of RAM.		You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows 10 x64 ISO with 40G disk and 16GB of RAM. Please note that this should spawn virt-viewer automatically and show you the Windows installer screen.

	<pre>		<pre>
	virt-install --connect qemu:///session --name=win10 --os-type=windows --network user --disk path=/scratch0/derek/win10.img,size=40 --cdrom=/scratch0/derek/Win10x64.iso --graphics spice --ram=16384		virt-install --connect qemu:///session --name=win10 --os-type=windows --network user --disk path=/scratch0/derek/win10.img,size=40 --cdrom=/scratch0/derek/Win10x64.iso --graphics spice --ram=16384
	</pre>		</pre>

Mbaney at 17:36, 23 August 2018

2018-08-23T17:36:37Z

← Older revision		Revision as of 17:36, 23 August 2018
Line 47:		Line 47:

	===Windows Example===		===Windows Example===
	You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows ~~7 64 SP1~~ ISO with 40G disk and 16GB of RAM.		You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows 10 x64 ISO with 40G disk and 16GB of RAM.

	<pre>		<pre>
	virt-install --connect qemu:///session --name=~~win7~~ --os-type=windows --network user --disk path=/scratch0/derek/~~win7~~.img,size=40 --cdrom=/scratch0/derek/~~Win7x64SP1~~.iso --graphics spice --ram=16384		virt-install --connect qemu:///session --name=win10 --os-type=windows --network user --disk path=/scratch0/derek/win10.img,size=40 --cdrom=/scratch0/derek/Win10x64.iso --graphics spice --ram=16384
	</pre>		</pre>

Mbaney at 14:11, 20 November 2017

2017-11-20T14:11:14Z

Derek: /* Getting Started */

2014-11-13T18:40:32Z

Getting Started

← Older revision		Revision as of 18:40, 13 November 2014
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	== Getting Started ==		== Getting Started ==
	In order to start using KVM on your machine UMIACS Staff will first need to install the requisite packages, and set a baseline configuration. Please submit your request to staff@umiacs.umd.edu along with a brief explanation of your goals for running a local virtual machine.		In order to start using KVM on your machine UMIACS Staff will first need to install the requisite packages, and set a baseline configuration. Please submit your request to staff@umiacs.umd.edu along with a brief explanation of your goals for running a local virtual machine. Note: Ubuntu requires you to be in the '''kvm''' group on the local host.

	Once staff has installed the required packages you can then use the program 'virt-manager' to initialize and manager your virtual machines.		Once staff has installed the required packages you can then use the program 'virt-manager' to initialize and manager your virtual machines.

Derek: /* Windows Example */

2014-11-13T18:39:53Z

Windows Example

← Older revision		Revision as of 18:39, 13 November 2014
Line 52:		Line 52:

	<pre>		<pre>
	virt-install -c qemu:///session --name=win7 --os-type=windows --network user --disk path=/scratch0/derek/win7.img,size=40 --cdrom=/scratch0/derek/Win7x64SP1.iso --graphics spice --ram=16384		virt-install --connect qemu:///session --name=win7 --os-type=windows --network user --disk path=/scratch0/derek/win7.img,size=40 --cdrom=/scratch0/derek/Win7x64SP1.iso --graphics spice --ram=16384
	</pre>		</pre>

Derek: /* Forwarding Ports */

2014-05-13T01:18:59Z

Forwarding Ports

← Older revision		Revision as of 01:18, 13 May 2014
Line 38:		Line 38:
	</pre>		</pre>

	Here is an example forwarding 3389 to 3389 (RDP) when running Windows ( you may need to activate RDP within your Windows VM).		Here is an example forwarding 3389 to 3389 (RDP) when running Windows (you may need to activate RDP within your Windows VM).

	<pre>		<pre>

Derek: /* Forwarding Ports */

2014-05-13T01:18:47Z

Forwarding Ports

← Older revision		Revision as of 01:18, 13 May 2014
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	<qemu:arg value='-redir'/>		<qemu:arg value='-redir'/>
	<qemu:arg value='tcp:2222::22'/>		<qemu:arg value='tcp:2222::22'/>
			</qemu:commandline>
			</pre>

			Here is an example forwarding 3389 to 3389 (RDP) when running Windows ( you may need to activate RDP within your Windows VM).

			<pre>
			<qemu:commandline>
			<qemu:arg value='-redir'/>
			<qemu:arg value='tcp:3389::3389'/>
	</qemu:commandline>		</qemu:commandline>
	</pre>		</pre>

← Older revision		Revision as of 14:11, 20 November 2017
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	Using KVM, one can run multiple virtual machines running unmodified Linux or Windows images. Each virtual machine has private virtualized hardware: a network card, disk, graphics adapter, etc.		Using KVM, one can run multiple virtual machines running unmodified Linux or Windows images. Each virtual machine has private virtualized hardware: a network card, disk, graphics adapter, etc.

	The kernel component of KVM is included in mainline Linux, as of 2.6.20.		The kernel component of KVM is included in mainline Linux as of 2.6.20.

	<b>The system image for the virtual machine should be on local disk space. Putting a running virtual machine on networked file space will result in poor performance for both the virtual machine, as well as other users of the filespace.</b>		<b>The system image for the virtual machine should be on local disk space. Putting a running virtual machine on networked file space will result in poor performance for both the virtual machine, as well as other users of the filespace.</b>


	== Getting Started ==		== Getting Started ==
	In order to start using KVM on your machine UMIACS Staff will first need to install the requisite packages, and set a baseline configuration. Please submit your request to staff@umiacs.umd.edu along with a brief explanation of your goals for running a local virtual machine. Note: Ubuntu requires you to be in the '''kvm''' group on the local host.		In order to start using KVM on your machine, UMIACS Staff will first need to install the requisite packages and set a baseline configuration. Please submit your request to staff@umiacs.umd.edu along with a brief explanation of your goals for running a local virtual machine. Note: Ubuntu requires you to be in the '''kvm''' group on the local host.

	Once staff has installed the required packages you can then use the program 'virt-manager' to initialize and manager your virtual machines.		Once staff has installed the required packages you can then use the program 'virt-manager' to initialize and manager your virtual machines.
	*In a terminal run:		*In a terminal run:
	:<pre>virt-manager -c qemu:///session</pre>		:<pre>virt-manager -c qemu:///session</pre>
	:This will bring up a graphical interface which can be used to manage various aspects of your virtual ~~manchines~~. The network that is available is called usermode networking which provides a NAT connection to the outside world. See ~~bellow~~ about forwarding ports using qemu-kvm.		:This will bring up a graphical interface which can be used to manage various aspects of your virtual machines. The network that is available is called usermode networking which provides a NAT connection to the outside world. See below about forwarding ports using qemu-kvm.

	== Creating a virtual machine ==		== Creating a virtual machine ==
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	===Windows Example===		===Windows Example===

	You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows 7 64 SP1 ISO with 40G disk and 16GB of RAM.		You can start a windows install with <code>virt-install</code> in a rather automated fashion. Here is an example using a Windows 7 64 SP1 ISO with 40G disk and 16GB of RAM.