I ran a problem with 2000*2000 cells (around 16M DOFs) on 16, 32 and 40 processors. It took 63 seconds on 16 processors, 74 seconds on 32 processors and is giving the same memory error for 40 processors. For 52M DOfs, I get the memory error for all the 3 cases.
Regards Wasim On Thursday, April 6, 2023 at 9:41:21 PM UTC+5:30 Wolfgang Bangerth wrote: > On 4/6/23 10:06, Wasim Niyaz Munshi ce21d400 wrote: > > ** > > > > Yes, I also had the same feeling. But, when I look at the plot in the > tutorial > > of step-40 for 52M Dofs, I see that they have solved the problem using > just 32 > > processors also. Can you kindly let me know how much memory is available > when > > you you run the problem on 32 processors? I get the memory error even > when I > > use 80 processors (250 GB memory). > > Wasim: Why don't you try a problem of intermediate size? > > Best > W. > > -- > ------------------------------------------------------------------------ > Wolfgang Bangerth email: bang...@colostate.edu > www: http://www.math.colostate.edu/~bangerth/ > > > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/dealii/e972de87-b8f8-4980-aed1-f7596978b5c1n%40googlegroups.com.
