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observer - A GUI tool for observing an Erlang system.
Observer is a graphical tool for observing the characteristics of Erlang systems. The tool Observer displays system information, application supervisor trees, process information, ETS tables, Mnesia tables, and contains a front end for Erlang tracing with module ttb. For details about how to get started, see the User's Guide.
start() -> ok Starts the Observer GUI. To stop the tool, close the window.