linux-kernel - Re: [ANNOUNCE][RFC] trace-cmd - command line reader for ftrace

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Date:	Mon, 20 Jul 2009 22:57:32 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	kosaki.motohiro@...fujitsu.com,
	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>,
	"Luis Claudio R. Goncalves" <lclaudio@...g.org>,
	Clark Williams <clark.williams@...il.com>,
	Jon Masters <jonathan@...masters.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mathieu Desnoyers <mathieu.desnoyers@...ymtl.ca>,
	Christoph Hellwig <hch@...radead.org>,
	Xiao Guangrong <xiaoguangrong@...fujitsu.com>,
	Zhaolei <zhaolei@...fujitsu.com>, Li Zefan <lizf@...fujitsu.com>,
	Masami Hiramatsu <mhiramat@...hat.com>,
	"Frank Ch. Eigler" <fche@...hat.com>,
	Tom Zanussi <tzanussi@...il.com>,
	Jason Baron <jbaron@...hat.com>, srostedt@...hat.com
Subject: Re: [ANNOUNCE][RFC] trace-cmd - command line reader for ftrace

> Again, this is very much in alpha form. It may still be very buggy, and 
> the format of the trace.dat file may soon change. Thus it is still in 
> [RFC] release status, and nothing is considered stable.
> 
> Here's some todo's I have planned.
> 
>  1) get it in a form to be used by perf (if possible)
>  2) add many more filters
>    a) More ways to filter on the report side
>    b) Add ways to filter on the recording side
>     This includes:
>       Using the /debug/tracing/event/*/filter files
>       Using the set_ftrace_filter/notrace files
>       Using the set_ftrace_pid
>       set_graph_function
>       enabling the backtrace functions
>       enabling the tracing/options
> 
> And I'm sure there are many more.
> 
> So, please feel free to download this code and play with it. If you find 
> bugs, please report. If you have other ideas that are not listed above, 
> share them.
> 
> Have fun!

Great! 
I'm very interesting this and I plan to start to evaluate this very 
good tool since next week.

Thanks for good effort.



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