On Tuesday 21 August 2001 17:10, Ray Clouse wrote:
> So we need to keep as much compressed as possible, but we have to
> uncompress the data for the webpages to use it.  The PHP webpages on
> the server use the uncompressed data to generate plots.  The data is
> never sent to the user, just the plots.
> The main problem I'm having is with page resolution.  If I say:
>   print("<SCRIPT>jsPopupWindow('Starting UNZIP');</SCRIPT>\n");
>   $gunzipcmdline = "gunzip /PATHTO/MYDATA";
>   $result = exec("$gunzipcmdline", $execout, $execretval);

Uncompressing should not take that much time. And you can speed it up by 
using the zlib functions instead of a exec (gunzip ...)

Also, if the file to be uncompressed is very large, you should cache the 
results  (the generated plots).

Christian Reiniger
LGDC Webmaster (http://lgdc.sunsite.dk/)

Install once, run forever. Linux.

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