Re: DTrace-like analysis possible with future Linux kernels?

[Alan Cox]

On Maw, 2004-08-24 at 05:14, Joerg Schilling wrote:
> Dou you know of any other system where you can say:
> 
> 	Print me a strack trace with symbols for all processes on this
> 	computer (even stripped ones) that call gettimeofday() within the
> 	next few seconds.
> 
> Note that you do not need a special kernel, no reboot, no restart of 
> applications.

Linux, BSD since 1990 or so.... For that matter I can do the same for
dynamically linked applications at library level. The difference is that
I don't have a happy point-and-click UI for it I have to go write a
little bit of code and the efficiency level. The SuSE proposed patch for
syscall restriction conveniently offers a way to remove the overhead.


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