Hi everyone,
I was recently met with the following error in the output file after  
a sander crash.  The simulation I called for was an energy  
minimization at the force-field level of a small (148 residue)  
protein in a larger box of water (16000 water molecules).  The crash  
occurred running in parallel on 4 cpus on an IBM 595 cluster.  The  
error is found below:
|     Memory Use     Allocated
|     Real             3301101
|     Hollerith         318114
|     Integer          1271200
|     Max Pairs      178595354
ASSERTion 'ier == 0' failed in sander.f at line    223.
Please note that the same simulation ran successfully on my iMac G5  
with only one cpu.  Does anybody have any suggestions as to what  
might cause this sort of crash?  Please note that I have successfully  
run different sander simulations on this same cluster (QM/MM of a  
smaller system).
Thanks!
----------------------------------
Evan Kelly
ebkelly.ualberta.ca
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Received on Sun May 13 2007 - 06:07:28 PDT