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To: Jeff-P who wrote (3935)	1/9/1998 12:55:00 PM
From: Patrick Gainer	Respond to of 14451

"I consider the implementation of page migration and replication (for example) both part of the OS and very relevant to scalability." Page migration and replication are only relevant when one is talking about machines where memory access latencies are non-uniform. Certainly these are interesting concepts in the Origin architecture but they are not generally interesting in the generic SMP case because most SMPs sold have uniform access latencies. Therefore these concepts are not generally useful ones when talking about OS scale-ability on SMP boxes (as we were doing). Pat