> installation folder.  But I guess getting this output does not make a lot of
> sense.
>
> ubuntu@dulcet:~/software/dealii-8.4.1/build/tests/quick_tests$ mpirun -np 4
> ./p4est.debug
> application called MPI_Abort(MPI_COMM_WORLD, 1) - process 0

Does this also happen with 1 rank?

>>> try running in a debugger
> Will have to try this and I will come back with what I get. but I hope you
> mean using eclipse for it. Or are you referring to gdb and xterm. I am still
> a novice at debugging parallel codes. Would you be able to point to
> resources in this regard?

see 
https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_dealii_dealii_wiki_Frequently-2DAsked-2DQuestions-23how-2Ddo-2Di-2Ddebug-2Dmpi-2Dprograms&d=CwIBaQ&c=Ngd-ta5yRYsqeUsEDgxhcqsYYY1Xs5ogLxWPA_2Wlc4&r=4k7iKXbjGC8LfYxVJJXiaYVu6FRWmEjX38S7JmlS9Vw&m=YN0JHrQA35iJTgejwPRe1gm5nGqklqgPm0wTTWjc0a8&s=zu4qxhp7eX0DAdKfncd0oL1f3zARknQWkFdAYvxnEFA&e=
 


-- 
Timo Heister
http://www.math.clemson.edu/~heister/

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