Why the huge difference between XCode & instruments memory usage, and is it ok?

Question

I\'m using XCode 7.0 with iOS 9.0 SDK & ARC, all profiling/testing done on an iPhone 5S with iOS 9. EDIT: for all screenshots, it was a single run: I ra

Answer 1

The most common cause of this is your configuration. By default when you run in Xcode, you build in Debug mode. When you profile in Instruments, by default, it builds Release. You can modify your Run and Profile configurations in your scheme to change this.