Glen Beane wrote:
> > I'd prefer to keep most of the scheduling in the DRM (Torque, SGE, etc.)
> > since that's what it's designed to do. That said, we want to make it as
> > easy as possible to do this, and Galaxy currently only sort of has the
> > ability to do it. By currently I mean that you can set DRM parameters
> > per-tool in the config file.
> > There are a couple of pieces that need to exist. For environments like
> > our public site where Galaxy users can't map one-to-one with system
> > users, Galaxy itself needs to be able to limit the number of jobs a user
> > can run on a particular cluster. Work on this component is under way.
> > On environments where Galaxy users *are* system users, Galaxy needs to
> > do things that interact with the system, such as reading files from disk
> > for upload, exporting files for download, and submittings cluster jobs
> > as the real user. Writing this is near-ish to the top of my list.
> > There's a final piece which we've discussed here quite a few times but
> > are not very close to implemeting. That would be a config language to
> > allow Galaxy to make decisions about DRM parameters to set based on
> > variables like input size or sequence count, parameters selected, and so
> > forth. A good example of where this is needed is in the mappers, which
> > currently have a hardcoded multiprocessor setting of 4 that is almost
> > certainly not appropriate for all environments. Ideally Galaxy would be
> > able to decide where to run the job and based on that information, know
> > how many threads/processes to start based on the resources the job is
> > given. I'd love to see this also be able to make assumptions about
> > runtime so that DRM backfill could be properly employed, but this may
> > not be possible since most job runtimes are probably not a calculable
> > function of the size of the input data and the selected parameters.
> > --nate
> are there issues open for these Galaxy changes? I would like to follow the
> Glen L. Beane
> Senior Software Engineer
> The Jackson Laboratory
> (207) 288-6153
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