From: Steven Rostedt <srostedt@redhat.com>
To: Ryan Wang <openspace.wang@gmail.com>
Cc: linux-kernel@vger.kernel.org, kernelnewbies@nl.linux.org
Subject: Re: When and how to use ftrace?
Date: Tue, 08 Jun 2010 22:42:09 -0400 [thread overview]
Message-ID: <1276051329.13426.48.camel@localhost.localdomain> (raw)
In-Reply-To: <AANLkTik0UvRGmGeZOMaJVaoHk-lv2V8umAF3EIckh9CT@mail.gmail.com>
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
do?
ftrace allows you to see what is happening inside the kernel. What would
you like to see?
-- Steve
next prev parent reply other threads:[~2010-06-09 2:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-09 1:38 Ryan Wang
2010-06-09 2:42 ` Steven Rostedt [this message]
2010-06-09 5:32 ` Ryan Wang
[not found] ` <AANLkTik4kdjh1Wmo704_3-jzxmMUd8vGce9Mdojveml1@mail.gmail.com>
2010-06-09 8:14 ` Ryan Wang
2010-06-09 8:59 ` wu zhangjin
2010-06-09 9:22 ` Ryan Wang
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