What are the implications for registering memory with HCAs on NUMA
systems ....if any ?
Roland Dreier wrote:
> On NUMA systems with multiple HCAs, it is possible that each HCA has
> affinity to a different NUMA node. Is the affinity of the HCA exposed
> in any manner to user land?
/sys/devices/.../numa_node gives the affinity for every PCI device in
the system.
> Also, do IB drivers in OFED 1.3.1 (or latest OFED) take advantage the
> HCA affinity?
Not really... of course userspace could select the "closest" HCA but I
don't think anyone has coded that.
- R.
_______________________________________________
general mailing list
[email protected]
http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general
To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
_______________________________________________
general mailing list
[email protected]
http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general
To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
