regressiontests/freeenergy coulandvdwsequential_vdw failing on Power8 - Redmine #2746
FAILED. Check checkforce.out (2 errors) file(s) in coulandvdwsequential_vdw for coulandvdwsequential_vdw
Mdrun cannot use the requested (or automatic) number of ranks, retrying with 8.
$ bin/gmx -version
:-) GROMACS - gmx, 2019-beta3-dev-20181108-d536de3 (-:
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Anca Hamuraru Vincent Hindriksen M. Eric Irrgang Aleksei Iupinov
Christoph Junghans Joe Jordan Dimitrios Karkoulis Peter Kasson
Jiri Kraus Carsten Kutzner Per Larsson Justin A. Lemkul
Viveca Lindahl Magnus Lundborg Erik Marklund Pascal Merz
Pieter Meulenhoff Teemu Murtola Szilard Pall Sander Pronk
Roland Schulz Michael Shirts Alexey Shvetsov Alfons Sijbers
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GROMACS: gmx, version 2019-beta3-dev-20181108-d536de3
Executable: /home/pszilard/gromacs-19/build_p8_gcc7_fftw337/bin/gmx
Data prefix: /home/pszilard/gromacs-19 (source tree)
Working dir: /home/pszilard/gromacs-19/build_p8_gcc7_fftw337
Command line:
gmx -version
GROMACS version: 2019-beta3-dev-20181108-d536de3
GIT SHA1 hash: d536de3b5125b79d4222768e356c4914e0758d5a
Precision: single
Memory model: 64 bit
MPI library: thread_mpi
OpenMP support: enabled (GMX_OPENMP_MAX_THREADS = 64)
GPU support: disabled
SIMD instructions: IBM_VSX
FFT library: fftw-3.3.8
RDTSCP usage: disabled
TNG support: enabled
Hwloc support: hwloc-1.11.8
Tracing support: disabled
C compiler: /home/pszilard/programs/gcc/7.3/bin/gcc GNU 7.3.0
C compiler flags: -mcpu=power8 -mpower8-vector -mpower8-fusion -mdirect-move -mvsx -Werror=format-overflow -Wundef -Wextra -Wno-missing-field-initializers -Wno-sign-compare -Wpointer-arith -Wall -Wno-unused -Wunused-value -Wunused-parameter -O3 -DNDEBUG -funroll-all-loops -fexcess-precision=fast -Wno-array-bounds
C++ compiler: /home/pszilard/programs/gcc/7.3/bin/g++ GNU 7.3.0
C++ compiler flags: -mcpu=power8 -mpower8-vector -mpower8-fusion -mdirect-move -mvsx -std=c++11 -Wformat-overflow -Wundef -Wextra -Wno-missing-field-initializers -Wpointer-arith -Wmissing-declarations -Wall -O3 -DNDEBUG -funroll-all-loops -fexcess-precision=fast -Wno-array-bounds
(from redmine: issue id 2746, created on 2018-11-08 by pszilard, closed on 2019-02-13)
- Relations:
- relates #2734 (closed)
- relates #2747 (closed)
- relates #3057 (closed)
- Changesets:
- Revision 4a7281ef by Szilárd Páll on 2019-02-13T15:50:05Z:
Disable instruction fusion on Power8
The -mpower8-fusion flag seems to be the source of incorrect code; not
confirmed, but likely a codegen issue that also affects Power9 with the
similar flag used.
Fixes #2747 #2746 #2734
Change-Id: I56f50e54db47f4fe30c42488f4c4f79ac474518a
- Revision 1ce795fe by Szilárd Páll on 2019-02-19T13:17:17Z:
Disable instruction fusion on Power8
The -mpower8-fusion flag seems to be the source of incorrect code; not
confirmed, but likely a codegen issue that also affects Power9 with the
similar flag used.
Fixes #2747 #2746 #2734
Change-Id: I56f50e54db47f4fe30c42488f4c4f79ac474518a
- Uploads: