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每月存档 十一月, 2010

Proxmox_KVM虚拟机无法启动

虚拟管理平台是Proxmox

虚拟的2008无法启动,怀疑是该虚拟机配置引起的问题,故尝试把cdrom删掉,结果报以下错

抄下来,在ssh上直接输入

/usr/sbin/qm set 103 –localtimie –freeze 0 –acpi 1 –kvm 1 –startdate –bootdisk ide0 –boot c –vga –cpuunits 1000

结果报几个选项是未知的,修改为

/usr/sbin/qm set 103 –freeze 0 –acpi 1 –kvm 1 —bootdisk ide0 –boot c –cpuunits 1000

执行后报以下错误

setting parameters failed – VM is locked (backup)

网上搜多了下,大多是备份时lock的,查找配置文件

locete 103.conf

/etc/qemu-server/103.conf

/var/lock/qemu-server/lock-103.conf

vi /etc/qemu-server/103.conf

发现有一行lock的,把它注释掉,就可以启动了

比较文明的解锁方法应该是

qm unlock 103

Proxmox 几个目录

Openvz的虚拟机配置文件

/etc/vz/conf

KVM的虚拟机配置文件

/etc/qemu-server/

不知道什么原因 ,虚拟出来的2008,过一段时间后 ,网络就特别慢,ping的延迟特别高,估计是虚拟出来的网络问题?

HOW-TO:X11 forwarding using ssh, SecureCRT and Xming

1. Linux Server’s IP:192.168.1.100

2. Install Desktop Enviroment on server

2.1 List software group
yum grouplist

2.2 Install Gnome
yum groupinstall “GNOME Desktop Environment”

2.3 The server can run in level 3 or level 5.By default,OPENSSH enable X11 forward,make sure your /etc/ssh/sshd_config on “X11 forward” look like

X11Forwarding yes

3. Configure Linux client which must run in level 5

3.1 login in the server
[root@client ~]# ssh -X username@192.168.1.100

the output should contain DISPLAY
[root@server_192.168.1.100 ~]# env |grep -i DISPLAY
DISPLAY=localhost:10.0

[root@server_192.168.1.100 ~]# xclock

If you can see a clock,it means that the X11 forward is successful.

4. Configure Windows client
4.1 Install X server : Xming and launch it.
4.2 Install a ssh client,such as SecureCRT,putty.
4.3 Configure SecureCRT
Options–Session Options–Connection–Port Forward–Remote/X11
enable Forward X11 packets,click ok,Connect to the server 192.168.1.100,after login in,also type “env |grep -i DISPLAY” to make sure the desktop enviroment is ok.

type xclock,you will see a clock.

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