Linux Ask!

Linux Ask! is a Q & A web site specific for Linux related questions. Questions are collected, answered and audited by experienced Linux users.

Sep 302011

List all active guest domains in Xen


To list all active guest domains in Xen, you can use the xm list command.

# xm list

Name                                ID  Mem(MiB)   VCPUs      State      Time(s)
Domain-0                            0     768       2         r-----     1029.3
Web-server                         12     256       1         -b----       13.7
Apr 102007

Making ntp works in Xen domU


In Xen, the clocks of all VMs are controlled by dom0, in order to make ntp work independently, you can edit the file "/etc/sysctl.conf"

xen.independent_wallclock = 1

Restart your server to take effects.