Hi, I do not believe we have a fixed mechanism. Are you sure your executable is compiled appropriately for parallel execution since if not it could be trying to run a serial job on all processors. One way to check this is whether there is a directory called infile_xml which is generated if you have an input file called infile.xml Regards, Spencer. On 31 May 2016, at 23:43, Amitvikram Dutta <amitvdutta23@gmail.com<mailto:amitvdutta23@gmail.com>> wrote: Hi everyone, How would I go about calculating the memory requirements necessary for a particular job? I have a 23k cell mesh problem, that keeps getting deleted from my cluster because of exceeding memory usage requirements. Sincerely, -- Amitvikram Dutta MASc Candidate Graduate Research Assistant Okanagan CFD Laboratory University of British Columbia | Okanagan Campus _______________________________________________ Nektar-users mailing list Nektar-users@imperial.ac.uk<mailto:Nektar-users@imperial.ac.uk> https://mailman.ic.ac.uk/mailman/listinfo/nektar-users Spencer Sherwin McLaren Racing/Royal Academy of Engineering Research Chair, Professor of Computational Fluid Mechanics, Department of Aeronautics, Imperial College London South Kensington Campus London SW7 2AZ s.sherwin@imperial.ac.uk<mailto:s.sherwin@imperial.ac.uk> +44 (0) 20 759 45052