Linux 124 Lesson 15, using virtualized systems

Installing a Red Hat host system running a virtual machine
Red Hat uses KVM technology to implement virtualized KVM: kernel-based virtual machines

RH318 specializes in the virtualization of Red Hat
　　
　　
　　
Rhev-h Dedicated operating system
RHEV-M Management Side
Openstack Cloud Platform for unified provisioning of resources
　　

(1) Management of virtual machines through management software Virt-manager
　　
(2) Managing virtual machines via the command line Virsh
　　
RHT-VMCTL Reset server calls the underlying Virsh
　　
Graphical interface for virtual machine management

　　
Virtual Machine Manager
　　
　　
Installing virtualization Software
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The default RHL 7 virtualization software is not installed, according to the document knocking command
　　
Yum Install Quemu-img-y
　　
Yum install Virt-manager libvirt lib ....
　　
See if the CPU supports virtualization
　　
grep--color-e "VMS|SVM"/proc/cpuinfo
　　
grep--color-e "NX"/proc/cpuinfo
　　
　　
Managing virtual machines from the command line
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Virsh--l
　　
Virsh List--all
Virsh Start Desktop
　　
Virsh Save Desktop/tmp/test.img
　　
Shutdown destory reboot
Start suspend resume
Autostart Restore
　　
Virsh Console Server login via Consle
　　
　　

Linux 124 Lesson 15, using virtualized systems