There's no way to dump or load images in Racket. You'll have to implement state dumping/loading in your application.
Jay On Fri, Aug 20, 2010 at 2:52 AM, Frederick Ross <madhad...@gmail.com> wrote: > I find myself with a rather peculiar problem, and I'd love anyone > else's input on it. > > I'm writing a piece of software for our core facility. Among the > things it does is wrap up a bunch of unix commands into one atomic > unit, handle their inputs and outputs, and keep track of all the files > and commands involved in an SQLite database. The thing about > bioinformatics is that a few of the operations (okay, one: sequence > alignment) are computationally hard. It's the only reason anyone > thinks the field isn't trivial. So we have a big Linux cluster next > door running a batch submission system called LSF. You basically give > it arguments the way you would an exec call, but instead of running it > locally, it queues it on the cluster, runs it, does some tracking of > it, and sends you an email when it's done. > > I want to take the local executions I'm doing and be able to submit > them as batch jobs to the cluster instead. My initial idea was along > these lines: > > 1. Create a temporary directory (the execution will have one anyway, > just use that). The scratch space where I would do this is shared > across the cluster. > 3. Executions are wrapped in little language in my system, so have the > macro instead create a uniquely named function to postpone the > execution. > 2. Dump an image of the current session into the temporary directory. > 3. Submit a batch job to start Racket, load the dumped image, and run > the postponed function. > > This is wasteful, but the waste is negligible compared to the size of > the computing task that would usually be submitted this way. > > Unfortunately, I can't figure out how to dump images from Racket. Is > it possible? Or am I having brain creep from Common Lisp? Or if > anyone can think of a cleaner way to do this, I would really love to > hear it. > > -- > Frederick Ross > Bioinformatics and Biostatistics Core Facility > Life Sciences, EPFL > http://bbcf.epfl.ch/ > +41 21 693 14 39 > _________________________________________________ > For list-related administrative tasks: > http://lists.racket-lang.org/listinfo/users > -- Jay McCarthy <j...@cs.byu.edu> Assistant Professor / Brigham Young University http://teammccarthy.org/jay "The glory of God is Intelligence" - D&C 93 _________________________________________________ For list-related administrative tasks: http://lists.racket-lang.org/listinfo/users
