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<p class="MsoNormal">It’s possible. I’m checking the rhs and stiff equations.</p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you,</p>
<p class="MsoNormal">Jiannan</p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="border:none;padding:0in"><b>From: </b><a href="mailto:knepley@gmail.com">Matthew Knepley</a><br>
<b>Sent: </b>Friday, February 17, 2023 3:39 PM<br>
<b>To: </b><a href="mailto:Jiannan_Tu@uml.edu">Tu, Jiannan</a><br>
<b>Cc: </b><a href="mailto:bsmith@petsc.dev">Barry Smith</a>; <a href="mailto:petsc-users@mcs.anl.gov">
petsc-users</a><br>
<b>Subject: </b>Re: [petsc-users] TS failed due to diverged_step_rejected</p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" style="line-height:16.0pt;background:#FFCACA"><b><span style="font-size:12.0pt;color:black">CAUTION:</span></b><span style="font-size:12.0pt;color:black"> This email was sent from outside the UMass Lowell network.<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">On Fri, Feb 17, 2023 at 3:32 PM Tu, Jiannan <<a href="mailto:Jiannan_Tu@uml.edu">Jiannan_Tu@uml.edu</a>> wrote:<o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">The ts_type arkimex is used. There is right hand-side function RHSFunction set by TSSetRHSFunction() and also stiff function set by TSSetIFunction().
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">With adaptivity shut off, TS can finish its first time step after the 3rd “Nonlinear solve converged due to …”. The solution gives negative electron and neutral temperatures at
the bottom boundary. I need to fix the negative temperatures and see how the code works.</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">BTW, what is this ts_adapt? Is it by default on?</p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal">It is a controller for adaptive timestepping. It is on by default, but I suspect that you step into an unphysical regime, which makes<o:p></o:p></p>
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<p class="MsoNormal">its estimates unreliable.<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"> Thanks,<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"> Matt<o:p></o:p></p>
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<p class="MsoNormal"> <o:p></o:p></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thank you,</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Jiannan</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>From:
</b><a href="mailto:knepley@gmail.com" target="_blank">Matthew Knepley</a><br>
<b>Sent: </b>Friday, February 17, 2023 3:15 PM<br>
<b>To: </b><a href="mailto:Jiannan_Tu@uml.edu" target="_blank">Tu, Jiannan</a><br>
<b>Cc: </b><a href="mailto:bsmith@petsc.dev" target="_blank">Barry Smith</a>; <a href="mailto:petsc-users@mcs.anl.gov" target="_blank">
petsc-users</a><br>
<b>Subject: </b>Re: [petsc-users] TS failed due to diverged_step_rejected</p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
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<b><span style="font-size:12.0pt;color:black">CAUTION:</span></b><span style="font-size:12.0pt;color:black"> This email was sent from outside the UMass Lowell network.</span></p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">I am not sure what TS you are using, but the estimate of the local truncation error is 91.4, and does not seem
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">to change when you make the step smaller, so something is off. You can shut off the adaptivity using</p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> -ts_adapt_type none</p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Thanks,</p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Matt</p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
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<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On Fri, Feb 17, 2023 at 3:01 PM Tu, Jiannan <<a href="mailto:Jiannan_Tu@uml.edu" target="_blank">Jiannan_Tu@uml.edu</a>> wrote:</p>
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">These are what I got with the options you suggested.</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Thank you,</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">Jiannan</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">-------------------------------------------------------------------------------</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.673091274668e-03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 8.715428433630e-02
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 4.995727626692e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 2 SNES Function norm 5.498018152230e-08
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.237461568254e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 7.988531005091e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 2 SNES Function norm 1.280948196292e-07
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 2.189e-02 dt=4.374e-03 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 4.881903203545e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 7.562592690785e-02
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.143078818923e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 2 SNES Function norm 9.834547907735e-09
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.683968949758e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.838028436639e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 2 SNES Function norm 9.470813523140e-09
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-03 dt=4.374e-04 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.821562431175e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 1.005443458812e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 3.633336946661e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 1.515368382715e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 3.389298316830e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-04 dt=4.374e-05 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 4.541003359206e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 1.713800906043e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.179958172167e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.020265094117e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.513971290464e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-05 dt=4.374e-06 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 6.090269704320e-06
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.136603895703e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.877474016012e-06
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.127812462507e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.713146825704e-06
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-06 dt=4.374e-07 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.793512213059e-06
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.205196267430e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.572653773308e-06
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.260057361977e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.705816087598e-06
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-07 dt=4.374e-08 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.764855860446e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.212505522844e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.958996472386e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.273222034162e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.994512887620e-05
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-08 dt=4.374e-09 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072186e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 3.317240589134e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.213246532918e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.799468604767e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.274570888397e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 3.066048050994e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-09 dt=4.374e-10 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072189e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.653507278572e-03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.213869585841e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.177156902895e-03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.275136370365e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.962849131557e-03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-10 dt=4.374e-11 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473072218e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 5.664907315679e-03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.223208399368e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 5.688863091415e-03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.287121218919e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 4.085338521320e-03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-11 dt=4.374e-12 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.274473071968e+03
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 4.694691905235e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 2.211786508657e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 1.503497433939e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 0 SNES Function norm 3.272667798977e-01
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> 1 SNES Function norm 2.176132327279e-04
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> TSAdapt basic arkimex 0:3 step 0 rejected t=42960 + 4.374e-12 dt=4.374e-13 wlte= 91.4 wltea= -1 wlter= -1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR:
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR: TSStep has failed due to DIVERGED_STEP_REJECTED</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR: See
<a href="https://nam10.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpetsc.org%2Frelease%2Ffaq%2F&data=05%7C01%7CJiannan_Tu%40uml.edu%7C01ad28026b614c9c427a08db11270481%7C4c25b8a617f746f983f054734ab81fb1%7C0%7C0%7C638122631541429844%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=QUFvFMlmq8xNOLR4T%2Fz5K1bbZ45%2FY0%2Fic2dSJm%2BihpU%3D&reserved=0" target="_blank">
https://petsc.org/release/faq/</a> for trouble shooting.</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR: Petsc Release Version 3.16.6, Mar 30, 2022
</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR: ./iditm3d on a named office by jtu Fri Feb 17 14:54:22 2023</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR: Configure options --prefix=/usr/local --with-mpi-dir=/usr/local --with-fc=0 --with-openmp --with-hdf5-dir=/usr/local --download-f2cblaslapack=1</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">[0]PETSC ERROR: #1 TSStep() at /home/jtu/Downloads/petsc-3.16.6/src/ts/interface/ts.c:3583</p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b>From:
</b><a href="mailto:bsmith@petsc.dev" target="_blank">Barry Smith</a><br>
<b>Sent: </b>Friday, February 17, 2023 12:58 PM<br>
<b>To: </b><a href="mailto:Jiannan_Tu@uml.edu" target="_blank">Tu, Jiannan</a><br>
<b>Cc: </b><a href="mailto:petsc-users@mcs.anl.gov" target="_blank">petsc-users</a><br>
<b>Subject: </b>Re: [petsc-users] TS failed due to diverged_step_rejected</p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;line-height:16.0pt;background:#FFCACA">
<b><span style="font-size:12.0pt;color:black">CAUTION:</span></b><span style="font-size:12.0pt;color:black"> This email was sent from outside the UMass Lowell network.</span></p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> Can you please run with also the options -ts_monitor -ts_adapt_monitor ?
</p>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> The output is confusing because it prints that the Nonlinear solve has converged but then <span style="font-size:12.0pt;color:black;background:white">TSStep has failed due to
DIVERGED_STEP_REJECTED which seems contradictory</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:12.0pt"> </p>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">On Feb 17, 2023, at 12:09 PM, Tu, Jiannan <<a href="mailto:Jiannan_Tu@uml.edu" target="_blank">Jiannan_Tu@uml.edu</a>> wrote:</p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">My code uses TS to solve a set of multi-fluid MHD equations. The jacobian is provided with function F(t, u, u'). Both linear and nonlinear solvers converge but snes repeats itself until gets "TSStep has failed due
to diverged_step_rejected."<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">Is it because I used TSStep rather than TSSolve? I have checked the condition number. The condition number with pc_type asm is about 1 (without precondition it is about 4x10^4). The maximum ratio of off-diagonal jacobian
element over diagonal element is about 21.</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">Could you help me to identify what is going wrong?</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">Thank you very much!</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">Jiannan</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">---------------------------------------------------------------------------------------------------</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">Run command with options</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;line-height:14.25pt;background:whitesmoke">
<span class="m8269164302167588459m-5136506635804366231contentpasted1"><span style="font-size:10.5pt;font-family:"Courier New";color:#333333">mpiexec -n</span></span><span class="m8269164302167588459m-5136506635804366231apple-converted-space"><span style="font-size:10.5pt;font-family:"Courier New";color:#333333"> </span></span><span class="m8269164302167588459m-5136506635804366231contentpasted1"><span style="font-size:10.5pt;font-family:"Courier New";color:#777777">$</span></span><span class="m8269164302167588459m-5136506635804366231contentpasted1"><span style="font-size:10.5pt;font-family:"Courier New";color:#7A3E9D">1</span></span><span class="m8269164302167588459m-5136506635804366231contentpasted1"><span style="font-size:10.5pt;font-family:"Courier New";color:#333333"> ./iditm3d
-ts_type arkimex -snes_tyep ngmres -ksp_type gmres -pc_type asm \</span></span></p>
</div>
<div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;line-height:14.25pt;background:whitesmoke">
<span class="m8269164302167588459m-5136506635804366231contentpasted1"><span style="font-size:10.5pt;font-family:"Courier New";color:#333333">-ts_rtol 1.0e-4 -ts_atol 1.0e-4 -snes_monitor -snes_rtol 1.0e-4 -snes_atol 1.0e-4 \</span></span></p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;line-height:14.25pt;background:whitesmoke">
<span class="m8269164302167588459m-5136506635804366231contentpasted1"><span style="font-size:10.5pt;font-family:"Courier New";color:#333333">-snes_converged_reason</span></span></p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">The output message is </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> </span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">Start time advancing ... </span></p>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.673091274668e-03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 8.715428433630e-02<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 4.995727626692e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 2 SNES Function norm 5.498018152230e-08<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.237461568254e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 7.988531005091e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 2 SNES Function norm 1.280948196292e-07<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 4.881903203545e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 7.562592690785e-02<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.143078818923e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 2 SNES Function norm 9.834547907735e-09<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.683968949758e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.838028436639e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 2 SNES Function norm 9.470813523140e-09<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 2</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.821562431175e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 1.005443458812e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 3.633336946661e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 1.515368382715e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 3.389298316830e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 4.541003359206e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 1.713800906043e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.179958172167e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.020265094117e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.513971290464e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 6.090269704320e-06<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.136603895703e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.877474016012e-06<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.127812462507e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.713146825704e-06<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.793512213059e-06<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.205196267430e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.572653773308e-06<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.260057361977e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.705816087598e-06<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.764855860446e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.212505522844e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.958996472386e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.273222034162e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.994512887620e-05<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_ABS iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072186e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 3.317240589134e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.213246532918e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.799468604767e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.274570888397e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 3.066048050994e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072189e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.653507278572e-03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.213869585841e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.177156902895e-03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.275136370365e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.962849131557e-03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473072218e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 5.664907315679e-03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.223208399368e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 5.688863091415e-03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.287121218919e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 4.085338521320e-03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.274473071968e+03<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 4.694691905235e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_FNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 2.211786508657e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 1.503497433939e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 0 SNES Function norm 3.272667798977e-01<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> 1 SNES Function norm 2.176132327279e-04<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black"> Nonlinear solve converged due to CONVERGED_SNORM_RELATIVE iterations 1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: <span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span></span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: TSStep has failed due to DIVERGED_STEP_REJECTED</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: See<span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span><a href="https://nam10.safelinks.protection.outlook.com/?url=https%3A%2F%2Fpetsc.org%2Frelease%2Ffaq%2F&data=05%7C01%7CJiannan_Tu%40uml.edu%7C01ad28026b614c9c427a08db11270481%7C4c25b8a617f746f983f054734ab81fb1%7C0%7C0%7C638122631541429844%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=QUFvFMlmq8xNOLR4T%2Fz5K1bbZ45%2FY0%2Fic2dSJm%2BihpU%3D&reserved=0" target="_blank">https://petsc.org/release/faq/</a><span class="m8269164302167588459m-5136506635804366231apple-converted-space"> </span>for
trouble shooting.</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: Petsc Release Version 3.16.6, Mar 30, 2022</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: ./iditm3d on a named office by jtu Fri Feb 17 11:59:43 2023</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: Configure options --prefix=/usr/local --with-mpi-dir=/usr/local --with-fc=0 --with-openmp --with-hdf5-dir=/usr/local --download-f2cblaslapack=1</span></p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;background:white">
<span style="font-size:12.0pt;color:black">[0]PETSC ERROR: #1 TSStep() at /home/jtu/Downloads/petsc-3.16.6/src/ts/interface/ts.c:3583</span></p>
</div>
</div>
</div>
</blockquote>
</div>
</div>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
</div>
</div>
</div>
</blockquote>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><br clear="all">
</p>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">--
</p>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto">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</p>
</div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><a href="https://nam10.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.cse.buffalo.edu%2F~knepley%2F&data=05%7C01%7CJiannan_Tu%40uml.edu%7C01ad28026b614c9c427a08db11270481%7C4c25b8a617f746f983f054734ab81fb1%7C0%7C0%7C638122631541429844%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=I89Ouhn3jiKbz%2FuQzFSq6pKN47sba2rXpJN4JrBc1iQ%3D&reserved=0" target="_blank">https://www.cse.buffalo.edu/~knepley/</a></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> </p>
</div>
</div>
</div>
</blockquote>
</div>
<p class="MsoNormal"><br clear="all">
<o:p></o:p></p>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<p class="MsoNormal">-- <o:p></o:p></p>
<div>
<div>
<div>
<div>
<div>
<div>
<div>
<p class="MsoNormal">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<o:p></o:p></p>
</div>
<div>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<p class="MsoNormal"><a href="https://nam10.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.cse.buffalo.edu%2F~knepley%2F&data=05%7C01%7CJiannan_Tu%40uml.edu%7C01ad28026b614c9c427a08db11270481%7C4c25b8a617f746f983f054734ab81fb1%7C0%7C0%7C638122631541429844%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=I89Ouhn3jiKbz%2FuQzFSq6pKN47sba2rXpJN4JrBc1iQ%3D&reserved=0" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
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