use of cpus in building

Brandon Allbery allbery.b at
Wed May 25 14:03:14 PDT 2016

On Wed, May 25, 2016 at 5:00 PM, Comer Duncan <comer.duncan at>

> I am wondering whether the macports build system automatically uses as
> many cpus as are installed?  I have a macbook pro with 4 cores and would
> hope I can help speed up builds by making all four cores be used.  Am I
> dreaming?

MacPorts does builds with "make -j" (defaulting to one job per core) except
where ports specifically override it because they are known to not build
correctly in parallel.

brandon s allbery kf8nh                               sine nomine associates
allbery.b at                                  ballbery at
unix, openafs, kerberos, infrastructure, xmonad
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