UCX is a communication library implementing high-performance messaging for MPI/PGAS frameworks

### Quick start
```sh
$ export PATH=$PATH:$MPI_HOME/bin  
$ ./autogen.sh  
$ ./contrib/configure-release --prefix=$PWD/install --with-mpi  
$ make -j8 install  
$ salloc -N2 --ntasks-per-node=1 mpirun --display-map \
      $PWD/install/bin/ucx_perftest -d mlx5_1:1 -x rc_mlx5 -c 12 -t put_lat  
```

### UCX layout
- UCX - Unified Communication X
- UCP - UCX Protocol
- UCT - UCX Transport
- UCS - UCX Services
