I think there are options to velocity extrapolation that we can try before tackling load-balancing that. Level-set methods have so many different little tricks it's not even funny.
- Åsmund Jed Brown <[email protected]> skrev: Åsmund Ervik <[email protected]> writes: > Thanks for the answer, sorry for the long delay here, I got knocked > out by the flu. Oh well. And I'm typing with one hand... > From your questions I now realize that perhaps the worst-scaling part > of our code will be velocity extrapolation for level-set > advection. This takes some time (not as much as the Poisson equation, > maybe 5% of that) and only happens in a band around the interface. I > guess we should look into alternatives to velocity extrapolation. And it sounds like this part won't be load-balanced without significant concessions and effort.
