Chris MacNaughton ChrisMacNaughton
ChrisMacNaughton
/ cpu_count.rb
Created
August 23, 2013 16:58
— forked from rkh/cpu_count.rb
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| module System | |
| extend self | |
| def cpu_count | |
| return Java::Java.lang.Runtime.getRuntime.availableProcessors if defined? Java::Java | |
| return File.read('/proc/cpuinfo').scan(/^processor\s*:/).size if File.exist? '/proc/cpuinfo' | |
| require 'win32ole' | |
| WIN32OLE.connect("winmgmts://").ExecQuery("select * from Win32_ComputerSystem").NumberOfProcessors | |
| rescue LoadError | |
| Integer `sysctl -n hw.ncpu 2>/dev/null` rescue 1 | |
| end |