Date: Sun, 13 May 2018 14:15:22 +0800 From: Ganbold Tsagaankhuu <ganbold@gmail.com> To: Udit agarwal <dev.madaari@gmail.com> Cc: freebsd-performance@freebsd.org Subject: Re: Feedback on FreeBSD SD card benchmarking results Message-ID: <CAGtf9xNJj4XhVNxJ6tNgNYdeW0RM1aCbEuTAie=Gj4P5wc6XZQ@mail.gmail.com> In-Reply-To: <CAM0bxh-inLc8Z6NStbQfq3szBQYh-ZMOUadYP3Rb99bMg4tOqA@mail.gmail.com> References: <CAM0bxh-inLc8Z6NStbQfq3szBQYh-ZMOUadYP3Rb99bMg4tOqA@mail.gmail.com>
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On Sun, May 13, 2018 at 1:43 PM, Udit agarwal <dev.madaari@gmail.com> wrote: > Hi all, > I did some benchmarking of a sd card on freebsd 11.1 with my objective > being: > > - To determine the effect of filesystem on SD card's performance with > two different drivers, SDHCI and SDIO driver. > - To compare the performance of SDHCI and SDIO driver, under different > conditions > - To analyze the effect of disk caching on Linux and FreeBSD > > Here are the results: https://docs.google.com/spreadsheets/d/1_ > lf9S136z0tJyni9W3t1__Rlrkal1fd6L7-vnlmYQpc/edit?usp=sharing > > I used IOZONE for benchmarking. However, it doesn't look like that i'm able > to analyze the performance of disk caching. Using the same command on linux > shows a wide variation after enabling/disabling disk caching, while on > freebsd it shows no variation(see test 3 graphs on spreadsheet shared) > that's wary! > > Apart from the benchmark i used, In what other way i can estimate the > effect of disk caching on FreeBSD? > Not sure whether it will help you or not, but you can try benchmarks/fio also just to see the difference. Ganbold > > Regards, > > Udit agarwal > _______________________________________________ > freebsd-performance@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-performance > To unsubscribe, send any mail to "freebsd-performance- > unsubscribe@freebsd.org" >
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