. the other is the raw format, which is actually a continuous area on the disk. There are two ways to create a vm: Use the kvm command to create 1root @ debian:/opt # kvm-m 2048-drive file = vm. img-cdrom/tmp/debian-6.0.2.1-amd64-CD-1.iso-vnc 10.1.6.175: 1-boot d use vnc for connection installation, after installation,
1:vncserver2:iptables-i input-p TCP--dport 5901-jaccept Client mode3:iptables-i input-p TCP--dport 5801-jaccept Browser mode4:vi/root/.vnc/xstartup comment out last line #twm end row Add:gnome-session
5:vncserver:1Configure multiple DesktopsConfigure multiple desktops and change passwords for VNC under LinuxYou can use the following method to start VNC
Do you know how to add system calling APIs in KVM? Here we will describe different systems calling APIs and their implementations for different j2s devices, I believe this article will surely help you gain some benefits.
How to add the system call API in KVM
We all know that KVM does not support Native function calls. If you want to add some system-called APIs, y
In addition to the Ssh,linux platform, you can access remote machines in a graphical way, the most popular of which is VNC
VNC connections, however, are not secure and are easily intercepted and monitored, so a safer way to use vnc,ssh security through an SSH tunnel is guaranteed.
Very simple, use SSH to do port forwarding
Terminal mode
$ ssh-l 5900:localho
option default of grub. conf. After restart, check whether the kernel is the compiled kernel and check whether the module KVM is loaded. If not:
Intel series: modprobe KVM; modprobe kvm_intel
AMD series: modprobekvm; modprobe kvm_amd
Eqmu download:
Git clone http://git.kernel.org/pub/scm/virt/kvm/qemu-kvm.git
Install eqmu:
-- Configure help allows you to view
.jpg "alt=" 004313161.jpg "/>650) this.width=650; "src=" http://img1.51cto.com/attachment/201306/004313939.jpg "style=" Float:none; "title=" 3.jpg "alt=" 004313939.jpg "/>650) this.width=650; "src=" http://img1.51cto.com/attachment/201306/004343195.jpg "title=" 2.jpg "alt=" 004343195.jpg "/>To now for this and usually installed the same, you know how to do it;Ready to install:Execute command[Email protected] ~]# Virsh list--all650) this.width=650; "src=" http://img1.51cto.com/attachment/201306/0
Linux is often used as a server operating system, if it is a desktop system usually remotely manage the Linux server, many times through VNC remote management, this time will be installed on the client VNC client software, VNC Viewer | RealVNC software is more used in VNC software.Installation:Linux distribution due to
-install:python write the text interface of the management of the KVM program, this is red Hat development of OH.Ubuntu-vm-builder: This is the management program for Canonical (Ubuntu) developed text.Basic use of Virt-install(1. Installation of Virt-install and graphical connection software Virt-viewer
1
sudo apt-get install python-virtinst virt-viewer
Detailed use can man Virt-install(2. Virt-install Installing the vi
Centos7 and centos6.x have a big difference.
In order to install Remote Desktop for a server, a lot of detours have gone. Write this blog, purely for the record, later if you encounter the same problem, can be traced back.
1, assuming that your system does not have any VNC software installed, then first install VNC
Yum-y Install Tigervnc-server Tigervnc
2, CENTOS7 before the system, if the installation
KVM operates as a dynamic loading module in a host, where the KVM module is hardware-agnostic and implements a virtualized core infrastructure; Kvm_intel (or KVM_AMD) is associated with a hardware platform;[Email protected] ~]# lsmod | grep KVMKvm_intel 162153 6KVM 525259 1 Kvm_intel[Email protected] ~]#The KVM client runs as a user-space process (QEMU-
Install the KVM Virtual Machine in CentOS 6
I. KVM Introduction
KVM is an open-source software. It is short for kernel-based virtual machine (kernel-based virtual machine). It is an open-source system virtualization module that is fully virtualized based on hardware, however, hardware support is required (such as Intel VT or amd v ). Linux 2.6.20 and later are in
Simple vnc-server settings [centos6], vnc-servercentos6Install the desktop environment
Yum groupinstall DesktopInstall vnc
Yum install tigervnc-serverCreate a user and set the vnc Password
Useradd acasu-acavncpasswdStart vnc
Su-acavncserver
There is a.
The virtual network card is defined by the-net NIC# qemu-system-x86_64-enable-kvm-name ubuntutest-m 2048-hda ubuntutest.img-vnc:19-net NICIf we view the info network in monitorYou can see the followingSometimes, we see VLAN 0, where the VLAN and 802.1.q a little relationship, is the concept of virtual hub, in the new version has been changed.We can do it in monitor.Set_link e1000.0 offSet_link e1000.0 onTo
" listen_addr = "172.16.57.24" unix_sock_ro_perms = "0777" unix_sock_rw_perms = "0770" auth_tcp = "none" max_clients = 1024min_workers = 100max_workers = 200max_requests = 20max_client_requests = 50Vim qemu.conf Here is primarily the setup of VNC, which is added at the end of the installation by Vnc-viewer connectionVnc_listen = 0.0.0.0vnc_password = "Bigdata" #vnc
so that they can be viewed through the dmesg command.
Check whether KVM is loaded at startup.
Dmesg | grep KVMQuick Start
The following process is required to create a virtual machine:
Create a virutal Hard Disk
Qemu or KVM is started with this disk and specified to install ISO
Like installing a Common Operating System
Qemu-IMG create-F qcow2/tmp/centos5.8.img 10g
Virt-install -- virt-type qemu
VNC Transplant ProcessThe system used UbuntuTransplant Good Package http://download.csdn.net/detail/guoqianqian5812/8948849Ported Arm Library http://download.csdn.net/detail/guoqianqian5812/8948885First, the preparatory work1, download the vnc Source Package, here is the transplant VNC-4_1_3-UNIXSRChttp://www.realvnc.com/download/open/4.0/2. Cross compiler:ARM-LI
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