Changes between Version 8 and Version 9 of QCG_libraries_and_cross-cluster_communication

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Timestamp:
05/12/11 18:26:47 (13 years ago)
Author:
bartek
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  • QCG_libraries_and_cross-cluster_communication

    v8 v9  
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    44Additional services were required in order to support the spawning of parallel application processes on co-allocated computational resources. The main reason for this was that standard deployment methodologies used in OpenMPI and !ProActive relied on either RSH/SSH or specific local queuing functionalities. Both are limited to single-cluster runs (e.g., the SSH-based deployment methods are problematic if at least one cluster has worker nodes that have private IP addresses). Those services are called the coordinators and are implemented as Web services.  
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    75 
    86Taking into account different existing cluster configurations, in general, we may distinguish the following two situations: