I would try -display :0.0 Matt
On Dec 9, 2007 11:37 AM, Tim Stitt <timothy.stitt at ichec.ie> wrote: > Hi all, > > I was just wondering if someone can tell me how to configure my > dual-core laptop to allow graphical X11 output of my PETSc matrices. > MatView() works fine on my parallel code with 1 process but I get the > following errors on each process when I use more than one: > > [0]PETSC ERROR: --------------------- Error Message > ------------------------------------ > [0]PETSC ERROR: Error in external library! > [0]PETSC ERROR: Unable to open display on localhost.localdomain:0.0 > . Make sure your COMPUTE NODES are authorized to connect > to this X server and either your DISPLAY variable > is set or you use the -display name option > > Thanks in advance as always, > > Tim. > > -- > Dr. Timothy Stitt <timothy_dot_stitt_at_ichec.ie> > HPC Application Consultant - ICHEC (www.ichec.ie) > > Dublin Institute for Advanced Studies > 5 Merrion Square - Dublin 2 - Ireland > > +353-1-6621333 (tel) / +353-1-6621477 (fax) > > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener
