Improving .regrid performance on large data sets

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McCoy

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Jan 6, 2017, 10:48:49 AM1/6/17
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Hi there,

I am reading in largish (~5Gb) .pp files and regridding them to a more manageable size. This seems to take quite a while, even though the process should be embarrassingly parallel. I am working on the high memory node on Jasmin and the CPU stays around 70-90%. Is there a way to improve performance?

The code in question is:
 Z=Z.regrid(regridder,iris.analysis.AreaWeighted(mdtol=1))

where Z is a cube in space and time. Regridder is a cube with the coarse grid.

Thanks,



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