Re: When and how to use ftrace?

From: Steven Rostedt
Date: Tue Jun 08 2010 - 22:42:34 EST

On Wed, 2010-06-09 at 09:38 +0800, Ryan Wang wrote:
> Hi all,
> I'm new to kernel development, and I'm learning
> ftrace recently. I have one question:
> When to use ftrace, or in which cases ftrace can be
> more efficient?

I can't really answer these questions without knowing what you want to

ftrace allows you to see what is happening inside the kernel. What would
you like to see?

-- Steve

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