Re: [patch] sched: auto-tune migration costs

[Andi Kleen]

Paul Jackson <pj@xxxxxxxxxxxx> writes:
>
> We already expose the SLIT table node distances (using SN2 specific
> /proc files today, others are working on an arch-neutral mechanism).

There is already an arch neutral mechanism in sysfs, see
/sys/devices/system/node/node*/distance

That should be exactly SLIT on x86-64 and IA64 where node_distance()
reports SLIT data.

But of course SLIT doesn't know anything about cache latencies.

/Andi
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