gmg is weak scaling; here the smoother is ASM+ILU and the coarse grid is 17x17 (would need to be bigger or use telescope to go beyond 64 procs)
gmg is weak scaling; here the smoother is ASM+ILU and the coarse grid is 17x17 (would need to be bigger or use telescope to go beyond 64 procs)

bueler/p4pdes,bueler/p4pdes,bueler/p4pdes,bueler/p4pdes