Changes between Version 2 and Version 3 of Projects/CLIMIP


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Timestamp:
21/06/13 15:35:04 (8 years ago)
Author:
grenville
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  • Projects/CLIMIP

    v2 v3  
    99 
    1010On the Cray, the PF runs on 1 node and is currently scalar but soon will run parallelized. The PF has one only 1 collective, and is almost ideally parallelizable. 
     11 
     12The attached file (pf-communicators.png) shows how the communicators are currently arranged. Each model in the ensemble runs on its processors (pe0, pe1, pe2....) and has its own Model Communicator through which all model intra-communications take place. The PF has its own communicator to ensure that its internal communications are isolated and the Data communicator handles the model - pf communications. All processes reside in the Global communicator. 
     13 
     14Simon is working on the project with Phil Browne - they have the system working with the Lorenz 1963 model and a test version has been successfully implemented with the TELEMAC shallow-water model at HR Wallingford.