||>So much for history. I have now made more runs to establish clearly that
||>the timer was bad ; with the proper timer you get xfer rates of 2 bytes/clock
||>which is half the SoL. Why not more, I don't know.
||Well, perhaps it is something for some of you TMC folks to work on?
I guess mostly compiler, i.e. Alex. Which is why it is difficult to convince
||Thanks for the stuff! Some people had complained that I put 8 MHz
||results into the table, since most machines in the field are 7 MHz....
Yes, that was an unfortunate accident that that day, the only CM2's I could
get to were running 8 MHz. (Some engineer changes the clock during maintenance
then doesn't change it back. Who cares, except people running benchmarks.)
CM200 (8K 10 MHz repeat count 1000 N=40000)
time MB/s bytes/PE/clock ops/PE/clock Mflops
Assignment 31.1989 5251.4 2.05
Scaling 31.2000 5251.3 2.05 0.1282 328.2
Summing 41.4336 5931.4 2.32 0.0965 247.1
SAXPYing 43.4731 5653.2 2.21 0.1840 471.1
This archive was generated by hypermail 2b29 : Tue Apr 18 2000 - 05:23:02 CDT