julia -p 2 will start Julia with 2 processes. nprocs() will return 2 nworkers() will return 1 (1 less than nprocs())
http://docs.julialang.org/en/release-0.4/stdlib/parallel/?highlight=nworkers#Base.nworkers On Tuesday, April 19, 2016 at 6:58:30 PM UTC+10, Iacopo Poli wrote: > Hi, > > I'm trying to start Julia with more than one worker, but if I type in the > terminal for example "julia -p 2", then in the REPL nworkers() returns 1. > I have version *0.5.0-dev+3488 *and a Intel Core i5 (Macbook Pro Mid > 2012). > > Running system_profiler: > > "system_profiler SPHardwareDataType > > Hardware: > > Hardware Overview: > > > Model Name: MacBook Pro > > Model Identifier: MacBookPro9,2 > > ... > > Total Number of Cores: 2 > > ... > " > > So I should be able to start Julia with two workers... Any guess why this > isn't working? >