Have fun with MPI in C

Point-to-Poit Communication Questions

What does it mean that an operation is posted?
MPI manages system memory..
How many buffer MPI defines?
What does the MPI_Buffer_detach do?
What is a MPI program?
Change the code in order to avoid the deadlock.
Write on the standard output of the process with rank=1 the total number of received characters.
Remove the deadlock using MPI_Isend and MPI_Irecv.
Create your playground on
This playground was created on, our hands-on, knowledge-sharing platform for developers.
Go to