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

Robert Schwebel
2004-08-20T11:21:55Z

On Fri, Aug 20, 2004 at 11:08:21AM +0100, Alex Bennee wrote:
> Well profiling for user space developers. Certainly for embedded "soft
> realtime" work I've found LTT really useful in understanding where the
> contentions where in my user-space code. And also why the old pthread
> mutex didn't work well with SCHED_RT priorities :-(
>
> If it was my choice I'd like to see LTT merged, but of course its not
> all about me much as I wish it was ;-)

Same here - LTT turned out to be a useful tool for debugging performance
issues in several USB gadget drivers. Sure, it would have been possible
to instrument the boxes with the scope and trace things in hardware, but
with LTT it was much easier to handle.

Robert
--
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