intel-xeon-phi.md

     - /lscratch/${PBS_JOBID}/nodefile-mic MICs only node-file
     - /lscratch/${PBS_JOBID}/nodefile-mix Hosts and MICs node-file
     - /lscratch/${PBS_JOBID}/nodefile-cn-sn Hosts only node-file, using short names
     - /lscratch/${PBS_JOBID}/nodefile-mic-sn MICs only node-file, using short names
     - /lscratch/${PBS_JOBID}/nodefile-mix-sn Hosts and MICs node-file, using short names

Each host or accelerator is listed only once per file. User has to specify how many jobs should be executed per node using `-n` parameter of the mpirun command.

## Optimization

For more details about optimization techniques please read Intel document [Optimization and Performance Tuning for Intel® Xeon Phi™ Coprocessors](http://software.intel.com/en-us/articles/optimization-and-performance-tuning-for-intel-xeon-phi-coprocessors-part-1-optimization "http&#x3A;//software.intel.com/en-us/articles/optimization-and-performance-tuning-for-intel-xeon-phi-coprocessors-part-1-optimization")