Messages in this thread | | | Date | Tue, 25 Sep 2007 05:27:27 +0800 | From | hufey <> | Subject | Re: realtime preemption performance difference |
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On 9/24/07, Jaswinder Singh <jaswinderlinux@gmail.com> wrote: > Hi all, > > I want to check performance difference by using realtime preemption patch : > > http://www.kernel.org/pub/linux/kernel/projects/rt/ > > Please let me know from where I can download samples to test realtime > preemption performance difference. >
As far as I know, some embedded linux vendors such as MontaVista provide kernel patch to export some interfaces to measure realtime performance.
> Can someone please share performance numbers for your hardware:- > > 1. Interrupt latency > 2. Task switching time > 3. hard-realtime scheduling latency > > Thank you, > > Jaswinder Singh. > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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