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PETSc does not support <span style="font-family:"Segoe UI", "Segoe UI Web (West European)", "Segoe UI", -apple-system, "system-ui", Roboto, "Helvetica Neue", sans-serif;font-size:14px;background-color:rgb(255, 255, 255);display:inline !important" class="ContentPasted0">'ilutp'<span class="ContentPasted0"> .
Sequential superlu supports it. You can install petsc with superlu, then use runtime options to activate <span style="background-color:rgb(255, 255, 255);display:inline !important" class="ContentPasted1">'ilutp'</span><span class="ContentPasted0 ContentPasted1" style="margin:0px"> ,
e.g., </span></span></span></div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);" class="elementToProof">
<span style="font-family:"Segoe UI", "Segoe UI Web (West European)", "Segoe UI", -apple-system, "system-ui", Roboto, "Helvetica Neue", sans-serif;font-size:14px;background-color:rgb(255, 255, 255);display:inline !important" class="ContentPasted0"><span class="ContentPasted0"><span class="ContentPasted0 ContentPasted1 ContentPasted2" style="margin:0px">petsc/src/ksp/ksp/tutorials<br>
</span></span></span></div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);" class="elementToProof">
<span style="font-family:"Segoe UI", "Segoe UI Web (West European)", "Segoe UI", -apple-system, "system-ui", Roboto, "Helvetica Neue", sans-serif;font-size:14px;background-color:rgb(255, 255, 255);display:inline !important" class="ContentPasted0"><span class="ContentPasted0"><span class="ContentPasted0 ContentPasted1 ContentPasted2 ContentPasted3" style="margin:0px">./ex2
-ksp_view -pc_type ilu -pc_factor_mat_solver_type superlu -help |grep superlu<br>
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<span style="font-family:"Segoe UI", "Segoe UI Web (West European)", "Segoe UI", -apple-system, "system-ui", Roboto, "Helvetica Neue", sans-serif;font-size:14px;background-color:rgb(255, 255, 255);display:inline !important" class="ContentPasted0"><span class="ContentPasted0"><span class="ContentPasted0 ContentPasted1 ContentPasted2 ContentPasted3" style="margin:0px">...</span></span></span></div>
<div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);" class="elementToProof">
<span style="font-family:"Segoe UI", "Segoe UI Web (West European)", "Segoe UI", -apple-system, "system-ui", Roboto, "Helvetica Neue", sans-serif;font-size:14px;background-color:rgb(255, 255, 255);display:inline !important" class="ContentPasted0"><span class="ContentPasted0"><span class="ContentPasted0 ContentPasted1 ContentPasted2 ContentPasted3 ContentPasted4" style="margin:0px">
-mat_superlu_replacetinypivot: <FALSE : FALSE> ReplaceTinyPivot (None)
<div class="ContentPasted4"> ...</div>
<div class="ContentPasted4"> -mat_superlu_ilu_droptol <0.0001 : 0.0001>: ILU_DropTol (None)</div>
<div class="ContentPasted4"> -mat_superlu_ilu_filltol <0.01 : 0.01>: ILU_FillTol (None)</div>
<div class="ContentPasted4"> -mat_superlu_ilu_fillfactor <10. : 10.>: ILU_FillFactor (None)</div>
-mat_superlu_ilu_droprull <now 9 : formerly 9>: ILU_DropRule (None)<br>
</span></span></span></div>
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<div style="font-family:Calibri,Arial,Helvetica,sans-serif; font-size:12pt; color:rgb(0,0,0)">
Hong</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> petsc-users <petsc-users-bounces@mcs.anl.gov> on behalf of Ahmed Mansur <ahmedlp9@gmail.com><br>
<b>Sent:</b> Thursday, November 3, 2022 8:49 AM<br>
<b>To:</b> petsc-users <petsc-users@mcs.anl.gov><br>
<b>Subject:</b> [petsc-users] Doubt about PCILU</font>
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<div dir="ltr">Hi, I'm trying to use ILU as GMRES preconditioner (using PCILU), my question is how use ILU as 'ilutp' type like MATLAB (
<span style="color:rgb(64,64,64); font-size:11.88px; font-variant-numeric:normal; font-variant-east-asian:normal; line-height:16.8696px">
ILU factorization with threshold and pivoting.</span> )
<div>Thanks. Regards</div>
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