[pmwiki-users] Problem with indirect download of large files
scheibi at gmail.com
Wed Nov 9 12:36:02 CST 2005
2005/11/9, Patrick R. Michaud <pmichaud at pobox.com>:
> On Fri, Nov 04, 2005 at 01:35:46PM +0100, Daniel Scheibler wrote:
> > Hello,
> > I detect a little problem with indirect downloads.
> > I uploaded a large file (>50 MB), maybe xyz.zip, via ftp into the
> > upload directory of a wiki page. Then I write Attach:xyz.zip into this
> > wiki page.
> > Clicking the resulting link cause a error message in my webserver log file like:
> > PHP Fatal error: Allowed memory size of 16777216 bytes exhausted
> > (tried to allocate 10240 bytes) in /path/to/pmwiki/scripts/upload.php
> > on line 169
> There are times when PHP really stinks. Apparently PHP's readfile
> function is reading the entire attachment file into memory before
> sending it to the browser. This is horribly wasteful of memory and
> system resources (and, as you've discovered, it breaks when the
> file size exceeds the memory limit).
I think although.
> I'll rewrite PmWiki to read and send the file in smaller chunks,
> which will resolve this problem.
Reads as a good solution.
Daniel Scheibler ========:} student at
eMail: scheibi at gmail.com BTU Cottbus/Germany
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