Sun Grid Engine Question

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I have never used Grid Computing and I've been looking into SGE. I believe i have a grasp on the SGE concept and capabilities, but i was wondering how it works in terms of the executables. For instance, if i have C++ code that i want to be able to run on a grid, do I need to distribute that code on each server in the grid?

Thanks in advance or any assistance.

Accessing Binaries From Execution Nodes

SGE makes the asumption that any binaries you want to run are already accessible from the execution nodes.  In most cases they are available via a shared file system, like NFS or Lustre.  In other cases, local copies are maintained on each node.  SGE does provide you hooks, called the prolog and epilog, that give you the option to stage data in and/or out at the beginning and/or end of your job.  See queue_conf(5) for more details.

Prolog and epilog

hi
can i know where i can read more about prolog and epilog, thanks in advance