StrongLoop Arc and slc are no longer under active development, and will soon be deprecated. Arc's features are being included in the IBM API Connect Developer Toolkit: Please use it instead.

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Smart profiling is supported only for applications running on Linux x86_64 systems with StrongLoop Process Manager 5.0.1+.

You don't get a free 30-day trial license for Smart Profililng, as you do for other features. To try it out, please email

Use Smart Profiling to start CPU profiling automatically when the Node event loop stalls.