Here is the link: http://developer.android.com/guide/topics/fundamentals.html http://developer.android.com/guide/topics/fundamentals.html TL;DR : Android kills

Here is the link: http://developer.android.com/guide/topics/fundamentals.html http://developer.android.com/guide/topics/fundamentals.html TL;DR : Android kills tasks on its own based on memory needed. Memory management in linux is different than in windows. Battery and performance drain comes from CPU cycles and not memory used.