If you're a developer, you may have noticed one bug in the latest Android 7.0 and its various Developer Preview releases: the option to "Show CPU usage" under Developer Options in the settings only shows the com.android.systemui process.

This means that if you're using the CPU usage overlay to monitor whether any of your app's processes are waking up at the right time, and not waking up when they shouldn't, the overlay is pretty much useless to you now. All you see is the systemui process and its usage and there's no detailed list of all the running processes and their load like before.

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