Messages in this thread | | | From | KOSAKI Motohiro <> | Subject | Re: [resend][PATCH] mm: increase RECLAIM_DISTANCE to 30 | Date | Tue, 12 Oct 2010 11:17:04 +0900 (JST) |
| |
> On Fri, 8 Oct 2010, Christoph Lameter wrote: > > > It implies that zone reclaim is going to be automatically enabled if the > > maximum latency to the memory farthest away is 3 times or more that of a > > local memory access. > > > > It doesn't determine what the maximum latency to that memory is, it relies > on whatever was defined in the SLIT; the only semantics of that distance > comes from the ACPI spec that states those distances are relative to the > local distance of 10.
Right. but do we need to consider fake SLIT case? I know actually such bogus slit are there. but I haven't seen such fake SLIT made serious trouble.
| |