As I know, you can use Libvmi API to access the memory of VM and then walk through the double-linked list of process to reconstruct the process list. it is easy, and libvmi has provide the example 在2015-04-20 22:52:02,hanyandong<hanyandong@iie.ac.cn>写道：
On 20.04.2015 06:22, dt sweval wrote:
Hi I wanted to find out if there is way to list all the running processes in a guest VM from the hypervisor. Like the output of 'ps -ef' from inside the guest VM, but without logging in or ssh into it.
No, I don't think there's a way. Problem is, libvirt views guest internals private to the guest. Having said that, I don't think there ever will be an API for that. Nor qemu-ga has an API for executing an arbitrary shell commands.
Michal
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