[Twisted-Python] blocking and threads
general at eepatents.com
Wed Apr 27 11:46:24 EDT 2005
On Wednesday 27 April 2005 08:31 am, Jp Calderone <exarkun at divmod.com>
> On Wed, 27 Apr 2005 07:07:15 -0700 (PDT), Joachim Boomberschloss
<boomberschloss at yahoo.com> wrote:
> >Thanks, how embarassing... I suggest adding it to the
> >"using threads" howto (I'd do it myself if I knew
> >how). Another idea: make an asynchronous file-handling
> >module that wraps Python's file IO with something that
> >has a deferred-oriented interface. Is there already
> >something like that too?
> There's not, yet (although likely the VFS project Chris Armstrong,
> Andy Gayton, Tim Stebbing, and Andrew Bennetts recently started on
> will probably encompass this at some point).
> For many projects, asynchronous disk file i/o isn't actually that
> important. They either only do a little bit of it, or they can
> fragment it over multiple reactor iterations manually without too
> much effort. This is probably the main reason there isn't something
> like adbapi for files in Twisted already.
> For projects that do a lot of disk IO (like an ftp server, say :),
> or have latency requirements more stringent than average, an
> asynchronous file API would definitely be useful.
Also if files are being accessed via NFS or SSH.
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