Perfect Matthew thanks...I was trying the -display with localhost:0.0 and all possible permutations but it seems your incantation is the correct one.
Cheers, Tim. Matthew Knepley wrote: > 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) >> >> >> > > > > -- 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)
