On Feb 29, 2016, at 8:51 AM, Barry Smith <[email protected]<mailto:[email protected]>> wrote: The three options are all independent. Turn them all on for faster time --with-debugging=0 --with-viewfromoptions=0 --with-errorchecking=0 I am trying out this. Just to be sure --with-viewfromoptions=0 does not however disable command line options given to various PETSc solvers, right?