[Zope] WHY ? -- Performace in serving large media files from ZODB vs from external file system

[marc lindahl]

> From: Toby Dickenson <tdickenson@devmail.geminidataloggers.co.uk>
> 
> Look at the implementation of RESPONSE.write in
> ZServer/HTTPResponse.py.... It checks to see if the caller has set a
> Content-Length http header, and spools chunks onto disk if the total
> specified size is large.

Yeah, it sure does, if the size is >128K.  I wonder what the reason is?
Wouldn't it be better to not do that, and let the OS's VM system deal with
it?

Also, what's the comparison to, say Apache?  Does it do something similar?