Author: Robert Hyatt
Date: 17:45:41 06/21/04
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On June 21, 2004 at 16:08:13, Yen Art Tham wrote: >On June 21, 2004 at 15:53:47, Robert Hyatt wrote: > >>Finally got access to the machine we will use for the WCCC. >> >>4 X 850 opteron (2.4ghz). >>16 gigs of RAM. >> >>Here is the "bench" result: >> >>Total nodes: 104870200 >>Raw nodes per second: 8739183 >>Total elapsed time: 12 >>SMP time-to-ply measurement: 53.333333 >> >> >>I will post some results from time to time. Looks like a reasonable box. The >>8-way 8048 I ran on a few months back hit around 15.5-16.0M nodes per second, >>for reference... Here is my dual xeon, for comparison: >> >>Total nodes: 88998098 >>Raw nodes per second: 2119002 >>Total elapsed time: 42 >>SMP time-to-ply measurement: 15.238095 >> >>Single CPU opteron 850: >> >>Total nodes: 71553363 >>Raw nodes per second: 2385112 >>Total elapsed time: 30 >>SMP time-to-ply measurement: 21.333333 >> >> >>Single CPU blows my 2 X 2.8 xeon away. > >Are the Opteron results done with 64bit Crafty? Yep. But this is a plain Suse linux. Got some work left to do to get the NUMA stuff working correctly in the kernel, the library, then in Crafty again. There is a bit more performance to be had if I can get it all done...
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