Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-04-06 Thread Roland Schulz
Bin, sorry I overlooked your email. I think this is a bug in the libtool distributed with gromacs. See http://lists.gromacs.org/pipermail/gmx-developers/2010-March/004088.html Roland On Wed, Mar 17, 2010 at 3:31 PM, BIN ZHANG wrote: > Dear Roland: > > Thank you very much for the reply. Since

Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-17 Thread BIN ZHANG
Dear Roland: Thank you very much for the reply. Since I'm planning to play with the source code a little bit, I would prefer to compile my own version ;-) Aslo, I don't think I have the permission to look at your config.log file. After using the configuration you suggested, I got some st

Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-17 Thread Roland Schulz
Hi, gromacs is installed on Franklin. (module load gromacs). But I don't recommend the installed version. It is compiled only in double precision and with FFTW2 and PGI. You are welcome to use the version I have installed there: /global/homes/r/rschulz/software/gromacs (4.0.7) /global/homes/r/rsc

Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-17 Thread BIN ZHANG
Dear mark, and Roland: Thanks for all the suggestions. I was confused gromacs4 paper with another one by Erik Lindahl. (http://www.ncbi.nlm.nih.gov/pubmed/19229308 ) Since there they studied the same system (Kv1.2 voltage-gated ion channel), and they mentioned about the same speed as the benck

Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-17 Thread Roland Schulz
On Wed, Mar 17, 2010 at 3:55 AM, Mark Abraham wrote: > On 17/03/2010 6:19 PM, BIN ZHANG wrote: > >> Dear Mark: >> >> Thanks for your reply and sorry for my less info. >> > > I'm confused about your statement "I was trying to build gromacs 4.0 on a > cray-xt4 machine, the same one as the benchmark

Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-17 Thread Mark Abraham
On 17/03/2010 6:19 PM, BIN ZHANG wrote: Dear Mark: Thanks for your reply and sorry for my less info. I'm confused about your statement "I was trying to build gromacs 4.0 on a cray-xt4 machine, the same one as the benchmark in the gromacs4 paper" because I can't see any mention of results on

Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-17 Thread BIN ZHANG
Dear Mark: Thanks for your reply and sorry for my less info. Here is the configuration line I used: module load fftw/2.1.5.1 module load libxml2 CXX=CC CC=cc F77=ftn MPICC=cc LIBS="$XML2_LIBDIR -L/usr/X11/lib64" ./ configure --enable-mpi --enable-double --enable-fortran --prefix=$HOME/ gmx/par

Re: [gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-17 Thread Mark Abraham
On 17/03/2010 5:43 PM, BIN ZHANG wrote: Dear all: I was trying to build gromacs 4.0 on a cray-xt4 machine, the same one as the benchmark in the gromacs4 paper (). However, my timing for a similar system, ~100,000 atoms, is almost 3 times slower than in the paper. For example, I only got ~25 ns/d

[gmx-users] gromacs 4.0 on CRAY-XT4

2010-03-16 Thread BIN ZHANG
Dear all: I was trying to build gromacs 4.0 on a cray-xt4 machine, the same one as the benchmark in the gromacs4 paper (). However, my timing for a similar system, ~100,000 atoms, is almost 3 times slower than in the paper. For example, I only got ~25 ns/day with 128 cpus. So is there any