Fahad: Run your code with '-ts_view' to see what solvers being used for sequential and parallel runs.
Hong Hello, > > > > I have written a code to solve a simple differential equation (x’’+x’+6x=0 > with initial values, x(0)=2, x’(0)=3). It works well on a single core and > produces result close to theoretical answer but whenever I am trying to run > the same code on multiple cores, I am getting incorrect results. It seems > to me that, for multiple cores it stops after taking only 2 steps > regardless of the final time and gives the final result (which is > inaccurate). I tried different TSType (TSEULER, TSBEULER, TSSUNDIALS, TSCN > etc.) but I always ended up with the same issue. > > > > Can you tell me what possibly may cause this problem? Thanks in advance. > > > > Regards, > > Fahad >
