.travis.yml: -j3 [ci skip]
Now that ccache is enabled. Compilations are made IO heavy, not CPU bound. This means parallel jobs beyond CPU count could gain more speed. From my experiment, I can conclude the good old "number of cores plus one" tactics works the best.
The experiment: https://travis-ci.org/shyouhei/ruby/builds/454891855
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65741 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
.travis.yml: -j3 [ci skip]
Now that ccache is enabled. Compilations are made IO heavy, not CPU
bound. This means parallel jobs beyond CPU count could gain more
speed. From my experiment, I can conclude the good old "number of
cores plus one" tactics works the best.
The experiment: https://travis-ci.org/shyouhei/ruby/builds/454891855
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65741 b2dd03c8-39d4-4d8f-98ff-823fe69b080e