[Newbies] Binary file I/O performance problems

Matthias Berth matthias.berth at googlemail.com
Fri Sep 5 18:07:09 UTC 2008


How many possible float values do you have? Maybe a lookup strategy
for the conversion is feasible...



On Fri, Sep 5, 2008 at 7:59 PM, David Finlayson <dfinlayson at usgs.gov> wrote:
> I re-wrote the test application to load the test file entirely into
> memory before parsing the data. The total time to parse the file
> decreased by about 50%. Now that I/O is removed from the picture, the
> new bottle neck is turning bytes into integers (and then integers into
> Floats).
> David
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