itaps-parallel tutorial comments

Vitus Leung vjleung at sandia.gov
Wed Nov 5 18:25:12 CST 2008


I have separated the tutorial from iZoltan.  The tutorial can now be
found in Load_Balance.

Vitus

On Wed, 2008-11-05 at 15:11 -0700, isenburg1 at llnl.gov wrote:
> hello vitus,
> 
> i just tried out your tutorial. works great .. i had just a few
> hickups (see below)! i think your "Zoltan" would be a good fit after
> "Hello" and before "Smooth". Maybe you could create a single directory
> for the two exercises similar to the structure of "Hello" and "Smooth" ?
> 
> below are my comments for the two tutorials
> 
> cheers
> 
> martin
> 
> ------------
> 
> comments for tutorial1
> ======================
> 
> - in EXERCISE 3 it took me  while to figure out to use argv[2]
> 
> - when i type 'make' it wrongly tells me
> 
>     "To build the iMeshPZoltan C++ test program, type
>        gmake ZOLTAN_ARCH=desired_arch fmdbzoltan"
> 
> - you should add the following variables to EXCERCISE 4 unless you
> left them out on purpose
> 
>    int parts_size, parts_allocated = 0;
> 
> - in the Hands_on file it should say to run. not the added './'
> 
>    mpirun -np 4 ./fmdbzoltan 4 part.sms REGION tmp
> 
> comments for tutorial2
> ======================
> 
> - change comment "delete the partition" to "destroy the partition"
> 
> - change comment "delete the part" to "destroy the part"
> 
> - if the user does not use "VTK" as option in iMeshP_saveAll and then runs
> 
>     mpirun -np 4 ./fmdbzoltan 4 part.sms REGION repart
> 
> the code crashes. instead the user should call
> 
>    mpirun -np 4 ./fmdbzoltan 4 part.sms REGION repart.sms
> 
> which will work either way.
> 
> 
> 
> 





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