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February 12, 2018 18:49
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Vagrant snippet to set VirtualBox guest CPU count to the number of host cores on Linux or OS X (broken 2018)
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| gem 'concurrent' |
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| require 'concurrent' | |
| config.vm.provider "virtualbox" do |vb| | |
| v.cpus = Concurrent.physical_processor_count | |
| end |
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updated for 2018