<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Mon, Jan 11, 2016 at 8:53 PM, Chung-Kan Huang <span dir="ltr"><<a href="mailto:ckhuangf@gmail.com" target="_blank">ckhuangf@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><br clear="all">Hi,</div><div><br></div><div>I am encountering KSPSolve hanging with one process finished KSPSolve reporting KSPConvergedReason = KSP_CONVERGED_ITERATING while other processes stuck in KSPSolve. </div><div><br></div><div>The problem is not seen when code was compiled in debug mode and problem only appears after more than 10 hours of run time with production mode.</div><div><br></div><div>Can anyone suggest how I can do to debug this case?</div></div></blockquote><div><br></div><div>Can you send the complete solver being used? Something like the output of -ksp_view. Are you using a custom PC?</div><div><br></div><div> Matt</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Thanks,</div><div><br></div><div>Ken</div><div><br></div>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature">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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