[Nek5000-users] trouble with visit

[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.
>>
>>
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>> Nek5000-users at lists.mcs.anl.gov
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>>

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