<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>I don't seem to have the hydra in my bin folder but I do have petscmpiexec that I've been using.</div><div><br><blockquote type="cite"><div class="gmail_quote"><div><br></div><div>Use these, it will run the same method and sizes as the options I gave for ex22 before.</div><div><br></div><div>mpiexec.hydra -n 2 ./ex45 -da_grid_x 5 -da_grid_y 5 -da_grid_z 5 -da_refine 5 -ksp_monitor -pc_type mg -mg_levels_ksp_type richardson -mg_levels_pc_type sor -log_summary</div>
<div> </div></div></blockquote></div><br><div>Also, I want to install PetSc on an SGI machine that I have access to. I have been told that using MPT would give better performance compared to mpich2. When I configure petsc on this server I don't suppose</div><div><br></div><div><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div><span class="Apple-style-span" style="color: rgb(255, 0, 0); ">-with-mpi-dir=/opt/sgi/mpt</span></div></div><div><span class="Apple-style-span" style="color: rgb(255, 0, 0); "><br></span></div><div><font class="Apple-style-span" color="#ff0000"><span class="Apple-style-span" style="color: rgb(0, 0, 0); "> </span><span class="Apple-style-span" style="color: rgb(0, 0, 0); ">the above would work because of the different name. Do you have a suggestion as to what I could try? </span></font></div><div><font class="Apple-style-span" color="#ff0000"><span class="Apple-style-span" style="color: rgb(0, 0, 0); "><br></span></font></div><div><font class="Apple-style-span" color="#ff0000"><span class="Apple-style-span" style="color: rgb(0, 0, 0); ">Francis</span></font></div><div><font class="Apple-style-span" color="#ff0000"><span class="Apple-style-span" style="color: rgb(0, 0, 0); "><br></span></font></div></div></div></body></html>