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10x speedup loading Zarrs by using chunks=auto! #459

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merged 1 commit into from
Nov 18, 2021

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JackKelly
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@JackKelly JackKelly commented Nov 18, 2021

Pull Request

Description

Fixes #456

How Has This Been Tested?

  • No
  • Yes, unit test pass
  • Yes, prepare_ml_data.py runs

Checklist:

  • My code follows OCF's coding style guidelines
  • I have performed a self-review of my own code
  • I have made corresponding changes to the documentation
  • I have added tests that prove my fix is effective or that my feature works
  • I have checked my code and corrected any misspellings

@JackKelly JackKelly added the enhancement New feature or request label Nov 18, 2021
@JackKelly JackKelly self-assigned this Nov 18, 2021
@JackKelly JackKelly changed the base branch from main to jack/325-use-multiprocessing-pool-in-manager November 18, 2021 15:02
Base automatically changed from jack/325-use-multiprocessing-pool-in-manager to main November 18, 2021 15:04
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Awesome work making it so much faster!

@JackKelly
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Awesome work making it so much faster!

Hehe, I can't really take any credit... it's dask that's doing all the magic 🙂

@JackKelly JackKelly merged commit 532d077 into main Nov 18, 2021
@JackKelly JackKelly deleted the jack/try-using-dask-to-speed-up-loading-zarrs branch November 18, 2021 15:09
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Experiment will allowing xr.open_mfdataset to use dask for NWPs and Satellite to speed up loading
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