Mahmood, please please forgive me for saying this. A quick Google shows that Opteron 61xx have eight or twelve cores. Have you checked that all the servers have 12 cores? I realise I am appearing stupid here.
On 11 July 2018 at 10:39, Mahmood Naderan <mahmood...@gmail.com> wrote: > >Try running ps -eaf --forest while a job is running. > > noor 30907 30903 0 Jul10 ? 00:00:00 \_ /bin/bash > /var/spool/slurmd/job00749/slurm_script > noor 30908 30907 0 Jul10 ? 00:00:00 \_ g09 trimmer.gjf > noor 30909 30908 99 Jul10 ? 4-13:00:21 \_ > /usr/local/chem/g09-64-D01/l703.exe 2415919104 trimmer.chk 1 /st > > > Nonetheless, that doesn't fit in the terminal's window. > > > > >are we getting mixed up between hyperthreaded and physical cores here? > > CPUs are Opteron 61XX. So, hyperthreading is not applicable here. > > > Regards, > Mahmood > > >