安卓：我的应用程序使用多少内存？ [英] Android: How much memory is my app using?

问题描述

内存似乎是一个很大的话题，我不能找到具体的答案。 我有多少是堆中提供的答案，我知道我应该使用多少。我需要的答案如何code以编程方式确定我的应用程序使用多少内存堆？又有多少总内存我使用？

Memory seems to be a big topic and I cant find the specific answer. I've got the answers on how much is available in the heap and I know how much should I use. I need the answer how to code to programatically determine how much memory is my app using of the heap? And how much total memory am I using?

推荐答案

本作品：

  Debug.MemoryInfo memoryInfo = new Debug.MemoryInfo();
  Debug.getMemoryInfo(memoryInfo);

  String memMessage = String.format("App Memory: Pss=%.2f MB\nPrivate=%.2f MB\nShared=%.2f MB",
  memoryInfo.getTotalPss() / 1024.0,
  memoryInfo.getTotalPrivateDirty() / 1024.0,
  memoryInfo.getTotalSharedDirty() / 1024.0);

  Toast.makeText(this,memMessage,Toast.LENGTH_LONG).show();
  Log.i("log_tag", memMessage);

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