On 6/10/20 2:56 AM, Patrick O'Callaghan wrote:
In KVM/QEMU you can also pin specific cores to your VM to prevent competition between the host and guest (mainly by avoiding cache pollution as I understand it).
CPU affinity can improve performance for NUMA systems, and does improve cache efficiency, but it does not (to my knowledge) prevent competition between the host and guest.
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/5/html/virtualization/ch33s08 https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/virtualization_tuning_and_optimization_guide/sect-virtualization_tuning_optimization_guide-numa-numa_and_libvirt _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx
