can vtune(call-graph) attach to an existing process?

[softarts]

can vtune do that?(attach to an existingprocess)

the application take too long to start ,and I don't want to interrupt the application when it is already running.

[TimP]

You'll need to consult the documentation, if you are considering this. Call graph can't work on a running application; it makes a new instrumented slower version for analysis. Sampling should be possible.