<div dir="ltr"><div><div>Yes. I did try on a single core. It gives same error for any size of the matrix.<br><br>PETSC ERROR: Caught signal number 11 SEGV: Segmentation Violation, probably memory access out of range<br><br></div>Kindly let me know.<br><br></div>Venkatesh<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, May 27, 2015 at 2:07 AM, Matthew Knepley <span dir="ltr"><<a href="mailto:knepley@gmail.com" target="_blank">knepley@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Have you tried on a single process?<div><br></div><div> Thanks,</div><div><br></div><div> Matt</div></div><div class="gmail_extra"><div><div class="h5"><br><div class="gmail_quote">On Tue, May 26, 2015 at 7:01 AM, venkatesh g <span dir="ltr"><<a href="mailto:venkateshgk.j@gmail.com" target="_blank">venkateshgk.j@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div>Hi I am trying to solve my eigenproblem Ax=lambdaBx with a direct linear solver Pastix<br><br></div>However I get this error (attached). It works without the pastix option.<br><br></div>My matrices are in binary format. <br><br></div><div>I gave the command : aprun -n 24 -N 24 ./ex7 -f1 a20t -f2 b20t -st_type sinvert -eps_nev 3 -log_summary -st_ksp_type preonly -st_pc_type lu -st_pc_factor_mat_solver_package pastix -ksp_monitor<br></div><div><br></div>Kindly help me out.<span><font color="#888888"><br><br></font></span></div><span><font color="#888888">Venkatesh<br></font></span></div>
</blockquote></div><br><br clear="all"><div><br></div></div></div><span class="HOEnZb"><font color="#888888">-- <br><div>What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>-- Norbert Wiener</div>
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