[CPMD-list] undefined references to dcopy_

Axel Kohlmeyer axel.kohlmeyer at theochem.ruhr-uni-bochum.de
Thu Apr 14 15:01:53 CEST 2005


On Thu, 14 Apr 2005, Kozin, I (Igor) wrote:

hi igor,

...another 'trick' worth trying to get the last bit of
performance out of opteron machines is to use an ATLAS
library (where you can gain a little on the side by 
enlarging the internal buffers) in combination with the
math library from the ACML (i.e. only use -lacml_mv)


[...]
IK> 
IK> However, since that all three released major updates: 
IK> Intel 9.0, PathScale 2.0 and PGI 6.0.

AFAIK, intel 9.0 is still in beta.

IK> Make sure you are using the latest versions of each.

regards,
	axel.


-- 
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Dr. Axel Kohlmeyer   e-mail: axel.kohlmeyer at theochem.ruhr-uni-bochum.de
Lehrstuhl fuer Theoretische Chemie          Phone: ++49 (0)234/32-26673
Ruhr-Universitaet Bochum - NC 03/53         Fax:   ++49 (0)234/32-14045
D-44780 Bochum  http://www.theochem.ruhr-uni-bochum.de/~axel.kohlmeyer/
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If you make something idiot-proof, the universe creates a better idiot.




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