[FLASH-USERS] VisIt with many AMR levels

Sean Couch smc at astro.as.utexas.edu
Thu May 7 13:29:24 EDT 2009


Hi Tomek,

I am plotting from checkpoint files.  In checkpoint files, aren't the  
spatial data saved in double-precision?

Sean

On May 7, 2009, at 11:33 AM, Tomasz Plewa wrote:

> I believe I mentioned this problem recently.
>
> This is for checkpoint files or plotfiles?
>
> Tomek
> --
> Sean Couch wrote:
>> Hello everyone,
>>
>> I am using VisIt to visualize FLASH 2.5 data with 31 levels of  
>> refinement in 2D.  It seems this many levels is breaking VisIt (I  
>> am using VisIt 1.11.1).  The plots are reminiscent of the 'over- 
>> lapping' block levels problem of the past; whole sections are  
>> single-valued, the high-level detail is absent, etc.  This plot  
>> pattern will change if I re-open the data file or change which  
>> levels VisIt is plotting.  I have reduced the number of AMR levels  
>> in some runs and find that VisIt can handle up to around 20, but 31  
>> seems too much...
>>
>> Has anyone used VisIt with a large number of AMR levels?  Any ideas  
>> as to what's going on, and more importantly, how to fix it?
>>
>> Cheers,
>> Sean
>>
>>
>> ---------------------------------------------
>> Sean M. Couch
>> PhD Candidate
>> Department of Astronomy
>> The University of Texas at Austin
>> 1 University Station C1400
>> RLM 17.312
>> (512) 471-7418
>> smc at astro.as.utexas.edu
>> www.as.utexas.edu/~smc
>>
> <tplewa.vcf>




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