Francesco Parisen Toldin

Thanks. In the next step, upon configuring archer I got another error message from CMake: ``` -- LLVM llvm-config found at: /usr/lib/llvm/5/bin/llvm-config CMake Error at CMakeLists.txt:102 (include): include could not...

CMake for archer now works without problems, but ```ninja -j8 -l8``` gives the same errors.

> @francescopt Can I use you test code in a test ? sure, go ahead

I just found out that the issue of size of MPI data is apparently known, and there is a C library that address this issue: [BigMPI](https://github.com/jeffhammond/BigMPI). In the github repository...

OK, I guess that this is more a matter of individual cases. For what I have in mind, a max size of 64 Gb would be OK, that would be...