Linux Note 12--Virtual machine

Management ******************** for virtual machines
# # 1. Install # #

1. Direct Installation

Select Virtual machine settings

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Add a virtual machine

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Select Local image Installation

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Select Image

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Direct Select Next

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Setting the CPU and memory size

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Select disk Size

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Set the virtual machine name

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Enter the Installation interface

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Select language

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Set time and date

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Select time Zone

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Add language

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Choose GUI Mode

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Select Manual Installation

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Click the Blue String

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Setting up the system partition

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Accept it

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You can start the installation now and wait for the installation to complete.

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2. command to install 650) this.width=650; "Src=" http://s4.51cto.com/wyfs02/M01/89/12/ Wkiol1ghcx-tv8ebaabasvmnmia395.png "title=" 30.PNG "style=" Float:none; "alt=" wkiol1ghcx-tv8ebaabasvmnmia395.png "/ >

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Subsequent installation as described above

3. Script Installation 650) this.width=650; "Src=" http://s3.51cto.com/wyfs02/M02/89/14/ Wkiom1ghcydbyfg5aaamefanpgg797.png "title=" 32.PNG "style=" Float:none; "alt=" wkiom1ghcydbyfg5aaamefanpgg797.png "/ >650) this.width=650; "src=" Http://s4.51cto.com/wyfs02/M00/89/14/wKiom1gHCyCCmlipAAA-2URZFmg399.png "title=" 31.PNG "style=" Float:none; "alt=" Wkiom1ghcyccmlipaaa-2urzfmg399.png "/>

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# # 2. Management # #

Virt-managerturn on the Graphics management tool
Virt-viewer VmnameShow Virtual machines
Virsh ListLists the runningVMS
Virsh List--allList allVMS
Virsh Start VmnameRun the specifiedVMS
Virsh Shurdown VmnameNormal End designationVMS
Virsh Destry VmnameForce end specifiedVMS
Virsh Create Vmname.xmltemporarily restores the specifiedVMS,Vmnamerepresents a front-end management file
Virsh define Vmname.xmlPermanent RecoveryVMS
Virsh undefine vmname.xmlDeleteVMSfront-end management, storage is not deleted

Cases:

Turn on virtual machine management

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Turn on the virtual machine

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Graceful shutdown of virtual machines

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Force shutdown of virtual machines

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# 3. Virtual Machine Snapshot # #
Qemu-img create-f qcow2-b **.qcow2 **.qcow2

Create a virtual machine snapshot

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1. Restore a virtual machine directly from a virtual machine snapshot

Deleting a virtual machine

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Select an image that already exists

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Select Image

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Set virtual memory and CPU size

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Set the virtual machine name

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Recovering a virtual machine from a virtual machine snapshot script

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Delete virtual machine hello1, restore to Hello

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Exercises

Virtual Machine Management Scripts

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Test

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Linux Note 12--Virtual machine