June 2017
Intermediate to advanced
340 pages
8h 22m
English
Content preview from KVM Virtualization Cookbook
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How to do it...
To collect various resource usage information for a running instance or the hypervisor host, perform the following:
- Obtain information on the hypervisor CPU utilization:
root@kvm:~# virsh nodecpustats --percentusage: 0.0%user: 0.0%system: 0.0%idle: 100.0%iowait: 0.0%root@kvm:~#
- Collect information on the hypervisor memory utilization:
root@kvm:~# virsh nodememstatstotal : 131918328 KiBfree : 103633700 KiBbuffers: 195532 KiBcached : 25874840 KiBroot@kvm:~#
- Check the state of a KVM instance:
root@kvm:~# virsh domstate kvm1runningroot@kvm:~#
- Get a number of assigned virtual CPUs (vCPU) for a KVM instance:
root@kvm:~# virsh vcpucount --current kvm1 --live1root@kvm:~#
- Collect detailed information about the ...
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