Changes between Version 7 and Version 8 of architecture


Ignore:
Timestamp:
01/07/17 18:00:11 (8 years ago)
Author:
Mathieu Morlighem
Comment:

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  • architecture

    v7 v8  
    1616Vertices, Elements and Nodes have different numberings:
    1717
    18  - Id: random but unique across all partitions.
     18 - Id: random but unique across all partitions (it generally follows MATLAB indexing, i.e., same as "md", but not always!).
    1919 - SId: serial Id. Starts at 0 and increases by one, this numbering is independent of the mesh partitioning (hence "serial") and is the same as if there was only one cpu.
    2020 - PId: parallel Id. Starts at 0 and increases by one but is such that we count the entities on the first partition first, then the second etc so that nodes that have a high Pid belong to a partition that has a high number. This is useful for parallel vector and matrices where we want each partition to insert values in its own memory slot.