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  MPICH-GX: Extension of MPI functionality for the GRID
 
 Demos
 
In this page, we show the functionalies of the MPICH-GX via following two demos:
 
          1) Simple CPI Program
          2) Ping-Pong Program
 
 Simple CPI program
 
This demo shows the functinality of MPICH-GX for supporting the private IP via the job submission of a CPI program. CPI is a simple MPI program to calculate pi. The demo includes the compile of source code, and the submission and monitoring of the job. We submit the job into two clusters; one has public IP domain and the other has private IP domain. Please see the following video file: download
 
Figure 1. Screen shot for checking the current status of CPI program via web portal
 
 Ping-Pong Program
 
This demo shows the functinality of the MPICH-GX for supporting the fault-torelance via ping-pong program. Ping-pong is an MPI program to send and receive some messages with each other. The demo includes the compile of source code, the submission and monitoring of the job, and the killing job. We also submit the job into two clusters; one has public IP domain and the other has private IP domain. During the running the job, we manually kill one of processes via console. You can check out the status of job recovery at failure, as described in Figure 2. Please see the following video file: download
 
Figure 2. Screen shot for checking out the current status of ping-pong program at failure
 
NOTE: Each video file is decoded using Microsoft Windows Media Video 9.
 
 

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