Numa: Difference between revisions
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*[https://docs.kernel.org/admin-guide/numastat.html Numa policy hit/miss statistics] | *[https://docs.kernel.org/admin-guide/numastat.html Numa policy hit/miss statistics] | ||
===On host==== | |||
Also try per guest, get PID of guest and | |||
numastat <PID> | |||
===On guest=== | |||
==Numatune== | ==Numatune== | ||
Revision as of 08:42, 18 September 2025
Links
- NUMA and vCPU pinning
- Checking for NUMA capabilities
- Numa policy hit/miss statistics
- Proxmox cpu affinity for VMs
- libvirt NUMA Tuning
- https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/6/html/performance_tuning_guide/main-cpu
- https://forum.proxmox.com/threads/dual-socket-systems.158898/
Tools
numactl
numatop
Error messages
CPU is not supported!
Doesn't work in VM? Or just doesn't know the CPU?
numastat
On host=
Also try per guest, get PID of guest and
numastat <PID>
On guest
Numatune
Is run on the host
