Android: Is it possible to observe system calls?

I was wondering if there is a way to observe the system calls in Android using a service... Is something like this remotely possible using Java or do I have to g开发者_如何学运维et down into native code...?

Thanks

---

If you root the phone and install Debian, you should be able to install strace from the repositories. Debian install guide for Android here.

---

By system calls do you mean when the phone rings, wifi connects and etc? Those things are handled by Broadcast intents.