[petsc-users] SNES convergence issue
Tian(ICT)
rongtian at ncic.ac.cn
Mon May 16 18:08:38 CDT 2011
> ./pgfem -snes_monitor -snes_mf_operator -mat_mffd_type ds -ksp_type
> fgmres -ksp_monitor_true_residual -ksp_gmres_modifiedgramschmidt -ksp_rtol
> 1e-10 -pc_type lu
>Please rerun this with -pc_type none
=====here is the output ==
./pgfem -snes_monitor -snes_mf_operator -mat_mffd_type ds -ksp_type
fgmres -ksp_monitor_true_residual -ksp_gmres_modifiedgramschmidt -ksp_rtol
1e-10
atol=1e-050, rtol=1e-008, stol=1e-008, maxit=50, maxf=10000
0 SNES Function norm 7.071067809722e+001
0 KSP preconditioned resid norm 7.071067809722e+001 true resid norm
7.071067809722e+001 ||Ae||/||Ax|| 1.000000000000e+000
1 KSP preconditioned resid norm 7.070972822978e+001 true resid norm
7.070972822978e+001 ||Ae||/||Ax|| 9.999865668458e-001
2 KSP preconditioned resid norm 6.724301992829e+001 true resid norm
6.989750223363e+001 ||Ae||/||Ax|| 9.884999566476e-001
3 KSP preconditioned resid norm 6.716623342588e+001 true resid norm
7.181816916652e+001 ||Ae||/||Ax|| 1.015662288909e+000
4 KSP preconditioned resid norm 5.906940941948e+001 true resid norm
1.016799404644e+002 ||Ae||/||Ax|| 1.437971508696e+000
5 KSP preconditioned resid norm 5.755484385379e+001 true resid norm
2.836561864194e+002 ||Ae||/||Ax|| 4.011504260069e+000
6 KSP preconditioned resid norm 5.755031002601e+001 true resid norm
1.812315455897e+003 ||Ae||/||Ax|| 2.563001097805e+001
7 KSP preconditioned resid norm 5.705010785191e+001 true resid norm
2.339399289603e+003 ||Ae||/||Ax|| 3.308410204166e+001
8 KSP preconditioned resid norm 5.435904473868e+001 true resid norm
4.593026052413e+004 ||Ae||/||Ax|| 6.495519737624e+002
9 KSP preconditioned resid norm 5.369513024767e+001 true resid norm
1.229526367172e+004 ||Ae||/||Ax|| 1.738812864277e+002
10 KSP preconditioned resid norm 5.342258023941e+001 true resid norm
1.105734932914e+005 ||Ae||/||Ax|| 1.563745338990e+003
11 KSP preconditioned resid norm 1.914740074967e+001 true resid norm
2.091222043111e+006 ||Ae||/||Ax|| 2.957434576198e+004
12 KSP preconditioned resid norm 5.794625327047e+000 true resid norm
5.490687812505e+006 ||Ae||/||Ax|| 7.765005173555e+004
13 KSP preconditioned resid norm 7.239823935987e-001 true resid norm
4.262008995097e+005 ||Ae||/||Ax|| 6.027390925650e+003
14 KSP preconditioned resid norm 6.718858760910e-001 true resid norm
7.089915894317e+005 ||Ae||/||Ax|| 1.002665521687e+004
15 KSP preconditioned resid norm 6.284315560328e-001 true resid norm
4.441924021925e+005 ||Ae||/||Ax|| 6.281829196742e+003
16 KSP preconditioned resid norm 3.987666568845e-011 true resid norm
1.032548796258e+006 ||Ae||/||Ax|| 1.460244511922e+004
1 SNES Function norm 6.940037526669e+001
0 KSP preconditioned resid norm 6.940037526669e+001 true resid norm
6.940037526669e+001 ||Ae||/||Ax|| 1.000000000000e+000
1 KSP preconditioned resid norm 6.933886242720e+001 true resid norm
6.933886242720e+001 ||Ae||/||Ax|| 9.991136526386e-001
2 KSP preconditioned resid norm 6.891438591388e+001 true resid norm
6.881811457529e+001 ||Ae||/||Ax|| 9.916101218593e-001
3 KSP preconditioned resid norm 6.764095171130e+001 true resid norm
7.066681897777e+001 ||Ae||/||Ax|| 1.018248369785e+000
4 KSP preconditioned resid norm 6.413120239095e+001 true resid norm
7.234812589693e+001 ||Ae||/||Ax|| 1.042474563270e+000
5 KSP preconditioned resid norm 5.725057140055e+001 true resid norm
1.204301773633e+002 ||Ae||/||Ax|| 1.735295766060e+000
6 KSP preconditioned resid norm 5.678550463552e+001 true resid norm
1.005974414617e+002 ||Ae||/||Ax|| 1.449523018789e+000
7 KSP preconditioned resid norm 5.632383529005e+001 true resid norm
1.678515104321e+003 ||Ae||/||Ax|| 2.418596582325e+001
8 KSP preconditioned resid norm 5.534421325099e+001 true resid norm
3.857758870204e+003 ||Ae||/||Ax|| 5.558700302959e+001
9 KSP preconditioned resid norm 5.454380087656e+001 true resid norm
1.728962889866e+004 ||Ae||/||Ax|| 2.491287522902e+002
10 KSP preconditioned resid norm 3.843261545422e+001 true resid norm
4.091913392883e+004 ||Ae||/||Ax|| 5.896096926217e+002
11 KSP preconditioned resid norm 3.842255390405e+001 true resid norm
6.673800140666e+004 ||Ae||/||Ax|| 9.616374717023e+002
12 KSP preconditioned resid norm 1.056444473423e+001 true resid norm
3.645761810658e+003 ||Ae||/||Ax|| 5.253230687368e+001
13 KSP preconditioned resid norm 3.848787976170e+000 true resid norm
7.777734617546e+003 ||Ae||/||Ax|| 1.120704980003e+002
14 KSP preconditioned resid norm 1.816689168952e+000 true resid norm
6.804338709513e+003 ||Ae||/||Ax|| 9.804469620467e+001
15 KSP preconditioned resid norm 1.458923608581e-001 true resid norm
4.822884555081e+004 ||Ae||/||Ax|| 6.949363798895e+002
16 KSP preconditioned resid norm 5.279440363487e-011 true resid norm
1.502765773306e+005 ||Ae||/||Ax|| 2.165356840696e+003
2 SNES Function norm 6.939365111453e+001
0 KSP preconditioned resid norm 6.939365111453e+001 true resid norm
6.939365111453e+001 ||Ae||/||Ax|| 1.000000000000e+000
1 KSP preconditioned resid norm 6.614678302144e+001 true resid norm
6.614678302144e+001 ||Ae||/||Ax|| 9.532108767742e-001
2 KSP preconditioned resid norm 6.216088466859e+001 true resid norm
6.521852076536e+001 ||Ae||/||Ax|| 9.398341162036e-001
3 KSP preconditioned resid norm 5.979869565356e+001 true resid norm
6.747409302444e+001 ||Ae||/||Ax|| 9.723381309492e-001
4 KSP preconditioned resid norm 5.782393132397e+001 true resid norm
6.995476678326e+001 ||Ae||/||Ax|| 1.008085979909e+000
5 KSP preconditioned resid norm 5.774226743240e+001 true resid norm
1.549089153994e+002 ||Ae||/||Ax|| 2.232321154910e+000
6 KSP preconditioned resid norm 5.773986202627e+001 true resid norm
7.721343707679e+001 ||Ae||/||Ax|| 1.112687340076e+000
7 KSP preconditioned resid norm 5.460137391426e+001 true resid norm
2.766614820674e+003 ||Ae||/||Ax|| 3.986841413069e+001
8 KSP preconditioned resid norm 4.747878586716e+001 true resid norm
3.241318880946e+003 ||Ae||/||Ax|| 4.670915608111e+001
9 KSP preconditioned resid norm 3.353025758513e+001 true resid norm
1.004558197159e+004 ||Ae||/||Ax|| 1.447622629772e+002
10 KSP preconditioned resid norm 9.155558584259e+000 true resid norm
7.070924593660e+005 ||Ae||/||Ax|| 1.018958432089e+004
11 KSP preconditioned resid norm 9.142349464189e+000 true resid norm
8.688589822429e+005 ||Ae||/||Ax|| 1.252072730413e+004
12 KSP preconditioned resid norm 8.319531269032e+000 true resid norm
3.681959992624e+005 ||Ae||/||Ax|| 5.305903254099e+003
13 KSP preconditioned resid norm 7.930745170072e+000 true resid norm
8.057961126720e+004 ||Ae||/||Ax|| 1.161195728615e+003
14 KSP preconditioned resid norm 4.617857958566e-001 true resid norm
9.326404675040e+003 ||Ae||/||Ax|| 1.343985296241e+002
15 KSP preconditioned resid norm 1.072818795066e-001 true resid norm
1.783737167715e+005 ||Ae||/||Ax|| 2.570461618702e+003
16 KSP preconditioned resid norm 5.074103600898e-011 true resid norm
1.888074682362e+004 ||Ae||/||Ax|| 2.720817613770e+002
3 SNES Function norm 6.928864174572e+001
0 KSP preconditioned resid norm 6.928864174572e+001 true resid norm
6.928864174572e+001 ||Ae||/||Ax|| 1.000000000000e+000
1 KSP preconditioned resid norm 6.888540894289e+001 true resid norm
6.888540894289e+001 ||Ae||/||Ax|| 9.941803910038e-001
2 KSP preconditioned resid norm 6.663692308768e+001 true resid norm
6.807711217898e+001 ||Ae||/||Ax|| 9.825147450402e-001
3 KSP preconditioned resid norm 6.645029404081e+001 true resid norm
7.451509070572e+001 ||Ae||/||Ax|| 1.075430096886e+000
4 KSP preconditioned resid norm 6.222306576164e+001 true resid norm
7.485798108323e+001 ||Ae||/||Ax|| 1.080378821076e+000
5 KSP preconditioned resid norm 5.750797885167e+001 true resid norm
7.189476666944e+001 ||Ae||/||Ax|| 1.037612584950e+000
6 KSP preconditioned resid norm 5.658321989393e+001 true resid norm
7.994696702224e+002 ||Ae||/||Ax|| 1.153824999422e+001
7 KSP preconditioned resid norm 5.522776509816e+001 true resid norm
2.562056296444e+003 ||Ae||/||Ax|| 3.697656977959e+001
8 KSP preconditioned resid norm 5.506085838020e+001 true resid norm
1.296733696669e+003 ||Ae||/||Ax|| 1.871495333142e+001
9 KSP preconditioned resid norm 4.906593403790e+001 true resid norm
9.850803362130e+004 ||Ae||/||Ax|| 1.421705363814e+003
10 KSP preconditioned resid norm 4.124307116496e+001 true resid norm
1.476858613001e+004 ||Ae||/||Ax|| 2.131458455227e+002
11 KSP preconditioned resid norm 3.571533742713e+001 true resid norm
1.552458633933e+003 ||Ae||/||Ax|| 2.240567277434e+001
12 KSP preconditioned resid norm 2.892118156608e+000 true resid norm
3.116980310277e+004 ||Ae||/||Ax|| 4.498544395942e+002
13 KSP preconditioned resid norm 2.867751455475e+000 true resid norm
2.126012190303e+004 ||Ae||/||Ax|| 3.068341558931e+002
14 KSP preconditioned resid norm 1.177878523029e+000 true resid norm
3.120141661435e+003 ||Ae||/||Ax|| 4.503106978031e+001
15 KSP preconditioned resid norm 7.758975803132e-002 true resid norm
8.312613066242e+003 ||Ae||/||Ax|| 1.199707896822e+002
16 KSP preconditioned resid norm 3.341189821406e-011 true resid norm
1.890871371653e+004 ||Ae||/||Ax|| 2.728977396602e+002
4 SNES Function norm 6.928864174317e+001
0 KSP preconditioned resid norm 6.928864174317e+001 true resid norm
6.928864174317e+001 ||Ae||/||Ax|| 1.000000000000e+000
1 KSP preconditioned resid norm 6.860691783135e+001 true resid norm
6.860691783135e+001 ||Ae||/||Ax|| 9.901611015216e-001
2 KSP preconditioned resid norm 6.713174440610e+001 true resid norm
7.651329483992e+001 ||Ae||/||Ax|| 1.104268938097e+000
3 KSP preconditioned resid norm 6.713081645716e+001 true resid norm
7.361906036098e+001 ||Ae||/||Ax|| 1.062498246594e+000
4 KSP preconditioned resid norm 6.450564344363e+001 true resid norm
1.244950303675e+002 ||Ae||/||Ax|| 1.796759573220e+000
5 KSP preconditioned resid norm 6.212325003952e+001 true resid norm
7.220280195708e+002 ||Ae||/||Ax|| 1.042058267280e+001
6 KSP preconditioned resid norm 5.684851047411e+001 true resid norm
3.616943797102e+002 ||Ae||/||Ax|| 5.220110693624e+000
7 KSP preconditioned resid norm 5.670359259761e+001 true resid norm
2.994671464210e+002 ||Ae||/||Ax|| 4.322023623021e+000
8 KSP preconditioned resid norm 5.550606144364e+001 true resid norm
6.666107538698e+003 ||Ae||/||Ax|| 9.620779641500e+001
9 KSP preconditioned resid norm 4.248981512469e+001 true resid norm
2.225458725300e+004 ||Ae||/||Ax|| 3.211866576269e+002
10 KSP preconditioned resid norm 3.849506980940e+001 true resid norm
4.415045577506e+004 ||Ae||/||Ax|| 6.371961502537e+002
11 KSP preconditioned resid norm 3.599943510712e+001 true resid norm
2.000343955098e+004 ||Ae||/||Ax|| 2.886972387931e+002
12 KSP preconditioned resid norm 1.149775765561e+001 true resid norm
9.235820045177e+003 ||Ae||/||Ax|| 1.332948635277e+002
13 KSP preconditioned resid norm 6.318543781012e+000 true resid norm
2.497153465580e+004 ||Ae||/||Ax|| 3.603986746971e+002
14 KSP preconditioned resid norm 4.981014355778e+000 true resid norm
1.100694829328e+006 ||Ae||/||Ax|| 1.588564592460e+004
15 KSP preconditioned resid norm 1.978453983412e-002 true resid norm
8.666537604794e+003 ||Ae||/||Ax|| 1.250787630809e+002
16 KSP preconditioned resid norm 1.074726601774e-010 true resid norm
1.410990900375e+004 ||Ae||/||Ax|| 2.036395670166e+002
5 SNES Function norm 6.928864178156e+001
STEP 0 (Newton iterations: 5)
diverged reason: DIVERGED_LS_FAILURE
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