From 47862962833e01cc3a90d057447bc138ac8fbf1b Mon Sep 17 00:00:00 2001
From: Dmitri Naumov <github@naumov.de>
Date: Sat, 5 Dec 2020 17:29:09 +0100
Subject: [PATCH] [T/TM] Update linear solver settings.

Use better preconditioner and set tighter tolerance.
---
 Tests/Data/ThermoMechanics/tm1_3Dsquare/tm1_3Dsquare.prj | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Tests/Data/ThermoMechanics/tm1_3Dsquare/tm1_3Dsquare.prj b/Tests/Data/ThermoMechanics/tm1_3Dsquare/tm1_3Dsquare.prj
index 94e2c0196b3..bbce72ce7ba 100644
--- a/Tests/Data/ThermoMechanics/tm1_3Dsquare/tm1_3Dsquare.prj
+++ b/Tests/Data/ThermoMechanics/tm1_3Dsquare/tm1_3Dsquare.prj
@@ -220,9 +220,9 @@
             <lis>-i bicgstab -p jacobi -tol 1e-2 -maxiter 10000</lis>
             <eigen>
                 <solver_type>BiCGSTAB</solver_type>
-                <precon_type>DIAGONAL</precon_type>
+                <precon_type>ILUT</precon_type>
                 <max_iteration_step>10000</max_iteration_step>
-                <error_tolerance>1e-2</error_tolerance>
+                <error_tolerance>1e-10</error_tolerance>
             </eigen>
             <petsc>
                 <prefix>tm</prefix>
-- 
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