Solved the problem of no virt-install command in entOS6.6.
RT, because python-embedded inst is not installed, you can only install it using yum or by using rpm.
When using rpm for installation, there is a dependency, but it does not matter. We can refer to the yum installation process to obtain the dependency, as shown below:
Rpm ivhlibselinux-python-2.0.94-5.8.el6.x86_64libvirt-python-0.10.2-46.el6.x86_64python-virtinst-0.600.0-24.el6.noarch
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Remote Installation of kvm virtual machines
The following environment is used, and the test passes:
Virsh version:
Compiled against library: libvirt 1.1.1
Using library: libvirt 1.1.1
Using API: QEMU 1.1.1
Running hypervisor: QEMU 1.5.3
OS version:
Red Hat Enterprise Linux Server release 7.1 (Maipo)
Network composition:
PC ---> server (10.167.14.102) ----> server (192.168.10.3)
You need to install linux o
Remote Installation of kvm virtual machines, kvm virtual machines
The following environment is used, and the test passes:
Virsh version:
Compiled against library: libvirt 1.1.1
Using library: libvirt 1.1.1
Using API: QEMU 1.1.1
Running hypervisor: QEMU 1.5.3
OS version:
Red Hat Enterprise Linux Server release 7.1 (Maipo)
Network composition:
PC ---> server (10.167.14.102) ----> server (192.168.10.3)
You n
Clone a KVM Host Machine 1.1 to view VM configurations
1 [[email protected] ~] # Cat/etc/libvirt/qemu/vm01-centos6.8.xml 2 ............ 3 [[email protected] ~] # Ll/data/images/# VM disk file 4 total 1.3G 5-RW -------. 1 qemu 21G May 27 vm01-centos6.8.img 6 7 [[email protected] ~] # Virsh list -- all # Virtual Machine name 8 id name state 9 -------------------------------------------------- 10-vm01-centos6.8 shut off1.2 clone operation
1 [[emailprot
backgroundBecause the server in the production environment does not install the desktop environment, a graphical installation of simple operations is not suitable for batch deployment installations. Therefore, I prefer to install the KVM virtual machine under the command. In combination with some information and personal use, I have outlined some basic and commonly used methods.Installation ConfigurationI. Introduction to the environmentOperating system: centos6.6 kernel Version: 2.6IP address:
administrators can monitor traffic between virtual machines using familiar tools on a Managed switch, which would not be possible if the data never entered the switch.
Switches have not traditionally supported reflective Relay mode, because the spanning tree Protocol (STP) has prevented it , and before the advent of virtualization it made no sense for a frame to is passed back through port. Using Macvtap with Libvirt
If you are are using the
#yum-y install QEMU-KVM libvirt virt-install bridge-utils#lsmod | grep KVM # Make sure modules is Loaded#systemctl start Libvirtd#systemctl enable LIBVIRTD Forget, Http://libvirt.org/formatdomain.html#elementsNICS here mentioned can direct mode, this is not quite cool, O (∩_∩) o haha ~ Kvm-linux official win7 Installation tutorial Http://www.linux-kvm.org/page/Windows7Install inside mentioned the direct installation need a hours scare, hurriedly dow
Installation configuration and basic use of KVM Virtual Machine Based on Linux Command LineBackground
Because the production environment server does not install the desktop environment, simple graphical installation is not suitable for batch deployment and installation. Therefore, I prefer to install and configure the KVM Virtual Machine under the command. Based on some materials and personal usage, I listed some basic and common usage methods.
Install configurationsI. Environment IntroductionOp
KVM-Installation and preliminary use, KVM-Installation and Use
KVM is short for Kernel-based Virtual Machine. It is an open-source virtualization module. Today I will install KVM ON THE CentOS7 operating system. Below are my installation steps.
I. Environment Information
System: CentOS 7.2 IP: 10.0.0.12/24
When installing a virtual machine, you must enable the virtualization function of the CPU.
Ii. KVM Installation Steps
1. Install qemu-kvm and libvirt
$ echo 0000:01:00.1 >/sys/bus/pci/devices/0000\:01\:00.1/driver/unbind$ echo 0000:01:00.1 >/sys/bus/pci/drivers/pci-stub/bindStart attach PCI device to guest and start
In this-the-to-use Virsh-to-Start your guest, you must assign the driver name, or you'll failed fo want R Libvirt would use Vfio driver as default.
Name= ' KVM ' means:the legacy PCI device assignment handled directly by the KVM kernel module
$ echo "Use vfio There
ArticleDirectory
Libxenlight (libxl)
Xapi
Libvirt
Xend
One really great feature of xen is that there are several choices of toolstacks that can be used to manage it. before the introdcution of libxenlight, there was a complicated and inefficient toolstack situation. the issue was that xend, xapi, libvirt, etc. all needed to manage extends common low-level operations, which led to co
The first step is to mount the local CD ISO image file to the local FTP directoryEcho/etc/fstab/root/桌面/ZF-100/nsd/xx/lisi/CLOUD/1/CentOS7-1708.iso /var/ftp/centos7/ iso9660 defaults 0 0The second step installs the software required to install the KVM' Yum-y install QEMU-KVM libvirt-daemon libvirt-client Libvirt-daemon-driver-qemu 'Step three Create a new i
:
Device=xenbr0Type=bridgeOnboot=yesDelay=0Nm_controlled=noBootproto=staticipaddr=192.168.3.20netmask=255.255.255.0gateway=192.168.3.1Modify the/etc/sysconfig/network-scripts/ifcfg-eth0 to keep the contents as follows:
Device=eth0Hwaddr=f4:ce:46:85:64:34Type=ethernetuuid=c27373b9-a698-4ac8-9afe-a4dee87f5704Onboot=yesBridge=xenbr0Nm_controlled=noService Network Restart #重启网络
8. Reboot the server
Reboot the system and go to the Xen Linux kernel and test the following diagram:
9. Install Vir
for label SELinux Check to see if SELinux is off: ? ' ^selinux ' /etc/sysconfig/selinuxselinux=DisabledselinuxtypeTo view the boot log for LIBVIRTD:? Desktop TAILF/var/log/libvirt/Libvirtd.log .- the- One A: -:33.812+0000:3579: Error:virsecuritymanagergenlabel:376: Unsupported configuration:unable to find security driver forlabel SELinux .- the- One A: -:33.812+0000:3579: Error:qemuremovecgroup:824:InternalError unable to find Cgroup for16lnmp .- t
using Cgroup,libvirt can set the per instance CPU time consumption percent. And the instances ' s read_iops,read_byteps, write_iops,write_byteps.also libvirt support limit the instances In/out Bandwi Dth. (Https://wiki.openstack.org/wiki/InstanceResourceQuota)Bandwidth Params:vif_inbound_average,vif_inbound_peak,vif_inbound_burst,vif_outbound_average,vif_outbound_peak, Vif_outbound_burstIncoming and outgoi
Before the need to use the KVM environment, on the Internet to check a lot of relevant information, but in the installation time still spent a lot of time, this is a long time to explore the experience summed up, share to everyone.CentOS installation KVM EnvironmentFirst, operating system configuration1. Modify kernel mode to boot to compatible kernelVi/boot/grub/grub.conf2. Turn off selinuxand take effect after rebootVi/etc/selinux/config3. Shut down the firewall: service iptables stopSecond, t
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