Each additional Safari window increases WindowServer’s memory use by 1.7 MB on an Intel Mac, but 50 MB on an M1 Mac – thirty times more.
The master compositor of windows, WindowsServer is a key part of the GUI which runs from when the login window appears until your Mac shuts down.
Is logging out and back in again a good way to deal with problems? Although it can be, it might not do what you think it does any more.
Recognition, immediate action including capturing the panic log, discovering clues as to cause, further investigations to diagnose and address the cause.
Your Mac starts up after kernel panic, and shows mystifying details about that panic. Here’s how to get the most out of that information.
What’s the difference between a crash and a panic? How can you tell what’s likely to have caused a panic?
This vital service composites individual windows to form what will be displayed, and routes clicks/taps to the correct app.
How to tell apart unexpected quits, WindowServer crashes, kernel panics, and more – and what to do about them.
What is wrong when, out of the blue, the display freezes for ten seconds, then you see a black screen and are asked to log back into your account? Malware perhaps?
How to understand Console’s log entries for a normal shutdown, and a normal startup.