Messages in this thread |  | | From | Karim Yaghmour <> | Subject | Re: Microsecond accuracy | Date | Thu, 7 Dec 2000 16:14:44 -0500 |
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You might want to try the Linux Trace Toolkit. It'll give you microsecond accuracy on program execution time measurement.
Check it out: http://www.opersys.com/LTT
Karim
Kotsovinos Vangelis wrote: > > Is there any way to measure (with microsecond accuracy) the time of a > program execution (without using Machine Specific Registers) ? > I've already tried getrusage(), times() and clock() but they all have > 10 millisecond accuracy, even though they claim to have microsecond > acuracy. > The only thing that seems to work is to use one of the tools that measure > performanc through accessing the machine specific registers. They give you > the ability to measure the clock cycles used, but their accuracy is also > very low from what I have seen up to now. > > Thank you very much in advance > > --) Vangelis > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > Please read the FAQ at http://www.tux.org/lkml/
-- =================================================== Karim Yaghmour karym@opersys.com Operating System Consultant (Linux kernel, real-time and distributed systems) =================================================== - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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