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Timings for CNVGRIB on P5+
Timings and compression ratios for a GFS Master file (591 MB with 633 records)
Note that timings are averages
| Compression Algorithm
| Time to convert to GRIB2
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Time to convert to GRIB1
|
Compression Ratio
|
| Simple Packing (-p0)
| 54.03
60.48
| 1:1
| | |
| Complex Packing (-p2)
| 76.51
63.16
| 1.7:1
| | |
| Complex w/ 1st order diffs (-p31)
| 81.56
55.02
| 2.2:1
| | |
| Complex w/ 2nd order diffs (-p32)
| 81.74
50.33
| 2.4:1
| | |
| JPEG2000 Encoding (-p40)
| 263.57
206.92
| 3.0:1
| | |
| PNG Encoding (-p41)
| 302.31
74.44
| 2.0:1
| | |
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Page last modified: Wednesday, 08-Feb-2017 17:06:56 UTC
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