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0 votes
1 answer
1k views

Unable to start VM from php

From a php page I am trying to start Virtual Machine using virsh tool on KVM hypervisor but I am getting this error. error: Failed to connect socket to '@/var/www/.libvirt/libvirt-sock': Connection ...
A-B's user avatar
  • 136
3 votes
1 answer
1k views

QEMU: How to find bottleneck in my virtual machine?

I am running an ubuntu virtual-machine on a 12.04 ubuntu server. Unfortunately the machine is extremly slow (just htop consumes 15%), even though having 8 cores etc. Do you know a way to find the ...
Philipp's user avatar
  • 135
1 vote
0 answers
2k views

Virtualized guest vs host CPU usage

I am using qemu with kvm as my hypervisor. I am running a gentoo guest on an ubuntu host. The guest is being given a single processor. When I run a compute intensive job (say empty-loop) I get almost ...
AnkurVj's user avatar
  • 1,111

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