question about Intel P4 versus Alpha's
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Patrick Geoffray patrick at myri.comWed Jan 8 11:38:19 PST 2003
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Hi Todd, On Wed, 2003-01-08 at 10:49, Henderson, TL Todd wrote: > 95-100%cpu utilization range. However, now we have a cluster of P4's and > when I look at top, it is more like 70-80% cpu usage. This is using the > same number of cpu's, the same switch, same code, and same problem for the > code. The jobs are still completing in about 30-40% less time, so we are > getting a speed up. Is Hyper-threading enabled ? Patrick -- Patrick Geoffray, Phd Myricom, Inc. http://www.myri.com
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