[Date Prev][Date Next][Thread Prev][Thread Next][Interchange by date
][Interchange by thread
]
[ic] Out of memory problems with Downloadable products.
Quoting Nathan Pitts (npitts@cybernet.com):
> Hello.
> I have recently put Interchange online as the ecommerce application
> for my company. We are offering our software products for download,
> available as CD-ROM ISO images.
> Each time that a customer attempts to download a product, the
> webserver runs out of memory.
> I have figured out what the problem is, but not how to fix it.
> It appears that in /usr/lib/interchange/bin/interchange, a download is
> handled by a subroutine called do_deliver. This do_deliver sub is a call
> to /usr/lib/interchange/lib/Vend/Util.pm->readfile and then a call
> to /usr/lib/interchange/lib/Vend/Server.pm->respond.
> The problem is that Util::readfile performs a "slurp" on the file to
> be delivered, meaning it tries to read the entire file into memory
> before delivering it. With a 650 MB ISO image, this is not a viable
> solution, especially considering that more than one user may be
> downloading at 1 time.
> Has anyone out there used Interchange to serve large downloads? Is it
> possible?
You have to have interchange symlink in the ISO and hand it off to
HTTP or FTP. There have been multiple examples of this on this list over
the years.
--
Mike Heins
Perusion -- Expert Interchange Consulting http://www.perusion.com/
phone +1.513.523.7621 <mike@perusion.com>
Software axiom: Lack of speed kills.