On Oct 16, 1:34 am, ccpn <[EMAIL PROTECTED]> wrote:
> On Oct 15, 1:08 pm, Graham Dumpleton <[EMAIL PROTECTED]>
> wrote:
>
>
>
> > On Oct 15, 6:22 pm, ccpn <[EMAIL PROTECTED]> wrote:
>
> > > We are building a django site that involves uploading and processing
> > > of files. We have found that in some instances the server quits after
> > > starting the upload process, leaving us with a blank screen. The
> > > problem is that Django is not reporting any errors, and we have no
> > > clue what causes it. The problem occurs more frequently on a macbook
> > > pro than on our linux machines. It doesn't seem to depend on the file
> > > that is uploaded, but on the order in which files are uploaded.
>
> > > Anybody any clue?
>
> > What hosting mechanism are you using? Django development server,
> > Apache/mod_python, Apache/mod_wsgi, FASTCGI, something else?
>
> > Is your handler doing any processing of the file while it is being
> > uploaded? If yes, what is it doing and what third party Python modules
> > is it using to do it?
>
> Hi Graham,
>
> thanks for the response. We are using Django development server (on
> localhost) and mysql server
>
> The error occurs not only on uploads (and not always), but we've seen
> it also when simply submitting info to the underlying python scripts.
> We are using a big python object that stays in memory throughout all
> the procedures, maybe that is where it goes wrong?
>
> The third party modules are from a scientific program
> (FormatConverter, probably has no meaning to you, but this is the
> link:http://www.ebi.ac.uk/msd/NMR/NMRtoolkit/formatConverter.html)
>
> Hope it will give you a clue, thanks anyway!
I'd be more worried about MySQL actually as there have been some
reports of some versions crashing randomly. Ensure you have an up to
date version of MySQL client libraries and Python wrappers.
Graham
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