Do the slots correlate with the number of cores? I think the slots business might be confusing for some users.
On Tue, Jul 22, 2014 at 2:31 PM, Stephan Ewen <se...@apache.org> wrote: > Hey! > > That depends on the job, but in general, #cores is a good point to start. > > Stephan > > > > On Tue, Jul 22, 2014 at 2:05 PM, Timo Walther <fl...@twalthr.com> wrote: > > > Hey everyone, > > > > I want to get the maximum performance of my small 2 node cluster. At the > > moment my execution plan has a "parallelism" of "1" at each operator. > > What "-p XX" argument should I pass to the job? The number of nodes, > > number of CPUs or number of slots? > > > > Thanks and regards, > > Timo > > >
