[Bug 703514] [NEW] wrong ownership on /dev/kvm (Maverick)
Marco Davids
703514 at bugs.launchpad.net
Sun Jan 16 11:02:47 UTC 2011
Public bug reported:
Binary package hint: qemu-kvm
Installed qemu-kvm, but it was *very* slow (while using virt-manager).
Looked in /var/log/libvirt/qemu/xxxx.log and noticed that user libvirt-
qemu had no access to /dev/kvm (access denied error) and that it was
unable to use the KVM full virtualization support. Placing user libvirt-
qemu in the kvm group did not solve the issue.
Looked at /dev/kvm an noticed it was own by root.
Changed group ownership to kvm and, in combination with libvirt-qemu
being in the kvm-group, this dramatically increased the performance!
ls -al /dev/ | grep kvm
crw-rw---- 1 root kvm 10, 232 2011-01-15 22:06 kvm
lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 10.10
Release: 10.10
Codename: maverick
** Affects: qemu-kvm (Ubuntu)
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/703514
Title:
wrong ownership on /dev/kvm (Maverick)
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