[Beowulf] [OT] MPI-haters
prentice.bisbal at rutgers.edu
Wed Mar 9 10:42:19 PST 2016
On 03/04/2016 05:43 AM, C Bergström wrote:
> Sorry for the shameless self indulgence, but there seems to be a
> growing trend of love/hate around MPI. I'll leave my opinions aside,
> but at the same time I'd love connect and host a list where others who
> are passionate about scalability can vent and openly discuss ideas.
> Despite the comical name, I've created mpi-haters mailing list
I think the beowulf lift serves that exact purpose rather well. I
honestly don't see the need for a separate list for those topics, I
think this list is an appropriate venue. But since I hate to be left out
of any conversation, I subscribed to it any way.
> To start things off - Some of the ideas I've been privately bouncing around
> Can current directive based approaches (OMP/ACC) be extended to scale
> out. (I've seen some research out of Japan on this or similar)
> Is Chapel c-like syntax similar enough to easily implement in clang
> Can one low level library succeed at creating a clean interface across
> all popular industry interconnects (libfabrics vs UCX)
> Real world success or failure of "exascale" runtimes? (What's your
> experience - lets not pull any punches)
> I won't claim to see ridiculous scalability in most web applications
> I've worked on, but they had so many tools available - Why have I
> never heard of memcache being used in a supercomputer and or why isn't
> sharding ever mentioned...
> Everyone is welcome and lets keep it positive and fun - invite your friends
> ps - Apologies if you get this message more than once.
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