[Nek5000-users] trouble with visit

[nek5000-users at lists.mcs.anl.gov]

Hi Joerg,

Did you try Justin's suggestion of looking at your header?
It probably already is 32-bit ?   (This would normally be
the case.)

Perhaps the output data is corrupted, e.g., nans or whatever...?

Paul


----- Original Message -----
From: nek5000-users at lists.mcs.anl.gov
To: nek5000-users at lists.mcs.anl.gov
Sent: Wednesday, March 20, 2013 10:03:10 AM
Subject: Re: [Nek5000-users] trouble with visit

p63 is set to zero and it still does not work

Joerg

Am 20.03.2013 um 14:47 schrieb nek5000-users at lists.mcs.anl.gov:

> 
> It looks like setting p63=0 should take care of that...
> 
> Paul
> 
> 
> On Wed, 20 Mar 2013, nek5000-users at lists.mcs.anl.gov wrote:
> 
>> Hi Paul,
> 
> how can I set up the single precision output?
> 
> best regards, Joerg.
> 
>> Hi Joerg,
>> Normally the output is indeed in single precision.
>> It's not clear to me the double-precision + visit
>> is working - but I've been a bit out of the loop
>> on this.
>> Paul
>> On Wed, 20 Mar 2013, nek5000-users at lists.mcs.anl.gov wrote:
>>> Hi Neks,
>>> 
>>> I am facing problems with the visualization in visit.
>>> The output of the three scalar fields uzt, epst, epsv
>>> is done is seen in the following line from my usr file.
>>> 
>>> Here, I wrote the data into four files (see further below).
>>> I also attach the visit  script
>>> 
>>> !-------usr file-------------------------------------------------
>>>       tiny=1.e-16
>>>       do i=1,n
>>>        epst(i)=log(epst(i)+tiny)
>>>        epsv(i)=log(epsv(i)+tiny)
>>>       enddo
>>> 
>>> !-------No pressure field, no scalar output
>>>       ifpo=.false.
>>>       ifto=.false.
>>> 
>>>       call outpost2( uzt,epst,epsv,pr,t,0,'eps')
>>> 
>>>       ifpo=.true.
>>>       ifto=.true.
>>> 
>>> 
>>> 
>>> !-------Visit script------------------------------------------------
>>> NEK5000
>>> version: 1.0
>>> filetemplate: epsG1_64%d.f%05d
>>> firsttimestep: 1
>>> numtimesteps: 1
>>> 
>>> 
>>> 
>>> !-------the four files that have to be load into visit and which make up one snapshot--------------
>>> -rw-r--r-- 1 josc1234 linux 2657536136 27. Feb 08:03 epsG1_640.f00001
>>> -rw-r--r-- 1 josc1234 linux 2657536136 27. Feb 08:09 epsG1_641.f00001
>>> -rw-r--r-- 1 josc1234 linux 2657536136 27. Feb 08:16 epsG1_642.f00001
>>> -rw-r--r-- 1 josc1234 linux 2657536136 27. Feb 08:22 epsG1_643.f00001
>>> -rw-r----- 1 josc1234 linux         87 20. Mär 13:37 vis.nek5000
>>> 
>>> 
>>> 
>>> !-------This is the error message in visit---------------------------------------
>>> The compute engine running on makalu51.rz.tu-ilmenau.de has exited abnormally.
>>> 
>>> Shortly thereafter, the following occured...
>>> 
>>> The Pseudocolor plot of "y_velocity" for the file "/usr/wrk/people4/josc1234/nek5_visit/r095_Lx1_12_Ra1e8/vis.nek5000" could not be generated by the compute engine on host "localhost".
>>> 
>>> 
>>> 
>>> My questions:
>>> 
>>> Could it be that the graphics output should be in single precision?
>>> I saw that the people at KTH did have similar trouble.
>>> If yes, how can I switch to single precision in the usr file output?
>>> For smaller grid it worked.
>>> 
>>> Thanks in advance, Joerg.
>>> 
>>> 
>>> _______________________________________________
>>> Nek5000-users mailing list
>>> Nek5000-users at lists.mcs.anl.gov
>>> https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users
>>> 
> 
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