Date: Mon, 14 May 2018 17:31:08 -0600 From: Ian Lepore <ian@freebsd.org> To: Udit agarwal <dev.madaari@gmail.com>, freebsd-questions@freebsd.org, freebsd-arm@freebsd.org, Ilya Bakulin <ilya@bakulin.de> Cc: punitvara <punitvara@gmail.com>, Christian Mauderer <Christian.Mauderer@embedded-brains.de> Subject: Re: Feedback on benchmarking results of SDHCI and MMCCAM driver Message-ID: <1526340668.32688.14.camel@freebsd.org> In-Reply-To: <CAM0bxh9NfaAFmGjxp8nXOPCx5QGFRFMmKPHsxX5jXkUJt%2BG5uw@mail.gmail.com> References: <CAM0bxh9NfaAFmGjxp8nXOPCx5QGFRFMmKPHsxX5jXkUJt%2BG5uw@mail.gmail.com>
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On Tue, 2018-05-15 at 02:48 +0530, Udit agarwal wrote: > Hi, > I have conducted several sd card benchmarking tests on FreeBSD 11.1, > with > both SDHCI and the newly incorporated MMCCAM driver to compare their > performance under different conditions. > I have compiled the plots and raw data in this spreadsheet. > <https://docs.google.com/spreadsheets/d/1_lf9S136z0tJyni9W3t1__Rlrkal > 1fd6L7-vnlmYQpc/edit?usp=sharing>, > > Please provide some feedback on the above results. > > Regards, > Udit agarwal I'm not sure there's much use in testing with a 16MB blocksize on an sdcard. There would likely be more value in testing a few more smaller sizes, say 4, 16, 64, 256, 512k as being more representative of normal IO, especially filesystem IO. -- Ian
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