[Nek5000-users] Newest version of svn repo (1088) does not compile

nek5000-users at lists.mcs.anl.gov nek5000-users at lists.mcs.anl.gov
Sun Nov 8 14:24:39 CST 2015


This could be due several different problems... A likely candidate
is if your mesh has degenerate elements that have two vertices
collapsed together.

I would suggest inspecting the element number in question
as a starting point.    Other options include working with a subset
of your mesh to try to uncover the issue.

You can look at the genmap source  (tools/genmap/genmap.f) to
see what is being printed out.  It appears that genmap doesn't like
element number 717319

Paul


________________________________
From: nek5000-users-bounces at lists.mcs.anl.gov [nek5000-users-bounces at lists.mcs.anl.gov] on behalf of nek5000-users at lists.mcs.anl.gov [nek5000-users at lists.mcs.anl.gov]
Sent: Sunday, November 08, 2015 12:06 PM
To: nek5000-users at lists.mcs.anl.gov
Subject: Re: [Nek5000-users] Newest version of svn repo (1088) does not compile

Hi Nek,
i hope someone can help me to understand. I simulate a ribbed surface (triangulare riblets).
When i use genmap command i have the following error:

Input mesh tolerance (default 0.2):
NOTE: smaller is better, but generous is more forgiving for bad meshes.
0.0001
 reading .rea file data ...
 start locglob_lexico:           8     1428840    11430720  1.00000000000000005E-004
 locglob:           1           1    11430720
 locglob:           2          64    11430720
 locglob:           3       14720    11430720
 locglob:           1      942080    11430720
 locglob:           2      942080    11430720
 locglob:           3      942080    11430720
 locglob:           1      942080    11430720
 locglob:           2      942080    11430720
 locglob:           3      942080    11430720

717319     2     4  Matrix:  SELF!!
       1 SELF!!    14465    14465    14466    14466
       2 SELF!!    29185    29185    29186    29186
 cont: SELF!!      717319   ??

 ABORT: SELF-CHK            1           3      717319           0
 Try to tighten the mesh tolerance!

           0  quit
STOP

Obviously i tried more different values for mesh tolerance.
So my question is: there is or there are particular conditions to choose this value? Or depending in which criterion i could choose this value?


On 06/11/2015 21:28, nek5000-users at lists.mcs.anl.gov<mailto:nek5000-users at lists.mcs.anl.gov> wrote:

Hi Janet,

My fault... we're working on it on this end.

Did you update your "makenek" from the repo?

Paul

________________________________
From: nek5000-users-bounces at lists.mcs.anl.gov<mailto:nek5000-users-bounces at lists.mcs.anl.gov> [nek5000-users-bounces at lists.mcs.anl.gov<mailto:nek5000-users-bounces at lists.mcs.anl.gov>] on behalf of nek5000-users at lists.mcs.anl.gov<mailto:nek5000-users at lists.mcs.anl.gov> [nek5000-users at lists.mcs.anl.gov<mailto:nek5000-users at lists.mcs.anl.gov>]
Sent: Friday, November 06, 2015 1:45 PM
To: nek5000-users at lists.mcs.anl.gov<mailto:nek5000-users at lists.mcs.anl.gov>
Subject: [Nek5000-users] Newest version of svn repo (1088) does not compile

Just an FYI for those of you who tend to do svn updates fairly often for nek5000:

The svn version 1088 does not compile correctly. I found if I reverted to version 1078 it did compile correctly.

Janet

--
Janet Scheel
Associate Professor of Physics
Occidental College
1600 Campus Road, M21
Los Angeles, CA 90041
(323) 259-2777
jscheel at oxy.edu<mailto:jscheel at oxy.edu>



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