[AMBER] Regarding termination of pmemd.cuda

From: Rajarshi Roy <phd1701171011.iiti.ac.in>
Date: Thu, 8 Feb 2018 14:11:25 +0530

Dear amber users and developers,

I am trying to simulate a protein-protein complex of a length 608
residues, but my simulation somehow stopped in the heating stage. The error
what I am getting is below





*Error: an illegal memory access was encountered launching kernel
kClearForcescudaFree GpuBuffer::Deallocate failed an illegal memory access
was encounteredSTOP PMEMD Terminated Abnormally!*


My heating script is
 &cntrl
  imin = 0,
  irest = 0,
  ntx = 1,
  ntb = 1,
  cut = 8.0,
  ntr = 1,
  ntc = 2,
  ntf = 2,
  tempi = 0.0,
  temp0 = 300.0,
  ntt = 3,
  gamma_ln = 2.0,
  nstlim = 25000, dt = 0.002,
  ntpr = 100, ntwx = 100, ntwr = 1000,
  restraintmask=':1-608',
  restraint_wt = 2.0
 /


Can anyone tell me what is the error means and how to solve this?
thank you in advance

-- 
with regards
Rajarshi Roy
PhD Research Scholar
Biosciences and Biomedical Engineering
Indian Institute of Technology, Indore
India
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Received on Thu Feb 08 2018 - 01:00:02 PST
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