Re:IBM launches Linux-only mainframe system
by rdtsc on Monday August 17, 2015 @01:00PM
(#10074423)
Caches and memory latency/bandwidth can have serious effects as well.
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Re:IBM launches Linux-only mainframe system
by ajross on Monday August 17, 2015 @02:58PM
(#10075308)
Yes, but at this kind of multiplier only in the case where the entire test is 100% cache-resident on one CPU and spilling on the other. Crypto stuff tends to have small working sets, so my intuition is that it's got to be something else.