love for hpc?
roma at ro-che.info
Thu Nov 7 07:55:45 UTC 2013
So Evan's prediction was accurate ;-)
* Carter Schonwald <carter.schonwald at gmail.com> [2013-11-07 00:29:24-0500]
> if you want to get involved in working on HPC, go for it! theres many many
> pieces of ghc that need more proactive ownership.
> i should probably use HPC a bit as i start getting my numerical libs out,
> and i'm sure future me will appreciate current you working on making it
> On Thu, Nov 7, 2013 at 12:03 AM, Evan Laforge <qdunkan at gmail.com> wrote:
> > Is anyone out there using HPC? It seems like it was gotten into a
> > more or less working if not ideal state, and then abandoned.
> > Things I've noticed lately:
> > The GHC runtime just quits on the spot if there's already a tix file.
> > This bit me when I was parallelizing tests. It's also completely
> > unsafe when run concurrently, mostly it just overwrites the file,
> > sometimes it quits. Sure to cause headaches for someone trying to
> > parallelize tests.
> > You can't change the name of the output tix file, so I worked around
> > by hardlinking the binary to a bunch of new ones, and then doing 'hpc
> > sum' on the results.
> > The hpc command is super slow. It might have to do with it doing its
> > parsing with Prelude's 'read', and it certainly doesn't help the error
> > msgs.
> > And the whole thing is generally minimally documented.
> > I can already predict the answer will be "yes, HPC could use some
> > love, roll up your sleeves and welcome!" It does look like it could
> > be improved a lot with just a bit of effort, but that would be a yak
> > too far for me, at the moment. I'm presently just curious if anyone
> > else out there is using it, and if they feel like it could do with a
> > bit of polishing.
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