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Minimum requirements to run

• An Intel Mac
• RAM: 2GB
• OS: Mac OS X 10.7.2
  • Java: Java for Mac OS X 10.7 Update 1.

Note that only Mac OS X 10.7 will be an Oracle-supported platform. It should continue to run on 10.6.8 + Java for Mac OS X 10.6 Update 6 but that is not guaranteed. As of 1-Jan-2012 there are no plans to introduce 10.7-only APIs into the codebase.

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• Hardware: Any 64-bit capable Intel Mac
  • RAM: 4GB, 2GB min
• OS: http://itunes.apple.com/us/app/os-x-lion/id444303913?mt=12Mac OS X 10.7.2
  • Xcode: 4.1 or later from the Mac App Store (free download)
  • Java : "Java for Mac OS X 10.7 Update 1" (open /Applications/Utilities/Java Preferences.app to trigger install)
• Mercurial: http://mercurial.berkwood.com/
• Jtreg: http://openjdk.java.net/jtreg/

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