A KVM guest that is itself not heavily loaded is causing nearly full CPU use in a KVM host environment that uses an AMD CPU. The issue is not reproducible when using a similar guest in a KVM host environment that uses an Intel CPU.
Red Hat Enterprise Linux 5.4
- AMD CPU with hardware virtualisation support (
- KVM guest with more than one virtual CPU (vCPU).
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.