Thank you, I'll check these. In 2.) you said they are likely to exchange through memory. Is there a case why they wouldn't?
On Thu, Jun 30, 2016 at 5:03 AM, Ufuk Celebi <u...@apache.org> wrote: > On Thu, Jun 30, 2016 at 1:44 AM, Saliya Ekanayake <esal...@gmail.com> > wrote: > > 1. What parameters are available to control parallelism within a node? > > Task Manager processing slots: > > https://ci.apache.org/projects/flink/flink-docs-release-1.0/setup/config.html#configuring-taskmanager-processing-slots > > > 2. Does Flink support shared memory-based messaging within a node > (without > > doing TCP calls)? > > Yes, local exchanges happen via memory and not TCP, for example if you > have a map-reduce, map subtask 1 and reduce subtask 1 are likely to > exchange data locally. > > > 3. Is there support for Infiniband interconnect? > > No, not that I'm aware of. > > – Ufuk > -- Saliya Ekanayake Ph.D. Candidate | Research Assistant School of Informatics and Computing | Digital Science Center Indiana University, Bloomington
