[petsc-dev] regression in master

Mark Adams mfadams at lbl.gov
Sun Jun 26 07:15:25 CDT 2016


This is puzzling but this seems to be a problem from Feb 28.  How could
this be broken for this long ...

14:10 (27b0f28...)|BISECTING ~/Codes/petsc$ git bisect bad
27b0f280e5bf9c639a7764debf82fd1b76d8a199 is the first bad commit
commit 27b0f280e5bf9c639a7764debf82fd1b76d8a199
Author: Barry Smith <bsmith at mcs.anl.gov>
Date:   Sun Feb 28 23:09:06 2016 -0600

    Added configure option --with-viewfromoptions=0 which will speed up
code with many small solves
    substantially

    Reported-by: Amneet Pal S Bhalla <amneetb at live.unc.edu>

:040000 040000 46be6ed2948b221a6ea65b9639782ba839557306
010eacea0d6a858466b21641de11a1ee3089763b M      config
:040000 040000 52698dd9a2c4e4a4ac740457407730108ed9a0b7
202bf4b8bba01b04e74da4db3f5abf6e23ef4662 M      src


On Sun, Jun 26, 2016 at 1:12 PM, Mark Adams <mfadams at lbl.gov> wrote:

> I am finding ksp_[view|monitor|converged_reason] are not working in
> master.  I am trying bisection search now, looking for a good place.
>
> 12:49 master= ~/Codes/petsc/src/ksp/ksp/examples/tutorials$ make runex1
> 1,6d0
> <   0 KSP Residual norm 0.707107
> <   1 KSP Residual norm 0.316228
> <   2 KSP Residual norm 0.188982
> <   3 KSP Residual norm 0.129099
> <   4 KSP Residual norm 0.0953463
> <   5 KSP Residual norm < 1.e-11
> 24a19,21
> > WARNING! There are options you set that were not used!
> > WARNING! could be spelling mistake, etc!
> > Option left: name:-ksp_monitor_short (no value)
> /Users/markadams/Codes/petsc/src/ksp/ksp/examples/tutorials
> Possible problem with ex1_1, diffs above
>
>
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