Add zstandard compression#706
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junwang-noaa
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Oct 4, 2023
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The changes are good, the code looks cleaner, thanks.
sadeghitabas
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Oct 31, 2023
sadeghitabas
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Oct 31, 2023
jkbk2004
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Oct 31, 2023
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Description
(Instructions: this, and all subsequent sections of text should be removed and filled in as appropriate.)
Provide a detailed description of what this PR does.
New model_configure configuration parameter has been added (zstandard_level). Valid values are 0-19 (default is 0). Value 0 turns off compression, values 1-19 specify the level of compression (1=fastest compression, 19=best compression ratio),
What bug does it fix, or what feature does it add? Add option to enable zstandard compression.
Is a change of answers expected from this PR? No.
Issue(s) addressed
Link the issues to be closed with this PR, whether in this repository, or in another repository.
(Remember, issues should always be created before starting work on a PR branch!)
Testing
How were these changes tested? Regression test on Hera and Acorn
What compilers / HPCs was it tested with? Inetl, GNU
Are the changes covered by regression tests? No. Currently
nccmpcan not compare netcdf files with zstandard compression enabled. The nccmp program needs to be updated.Have the ufs-weather-model regression test been run? Yes. On what platform? Hera