Date: Fri, 16 Dec 2011 11:30:49 +0100 From: Daniel Nebdal <dnebdal@gmail.com> To: Mike Tancsa <mike@sentex.net> Cc: freebsd-performance@freebsd.org, Current FreeBSD <freebsd-current@freebsd.org> Subject: Re: SCHED_ULE should not be the default Message-ID: <CA%2Bt49PLVMSQ4TR0yUOf8D=1bGZWtJ3jxx73E2C-6eLAYVvoZiw@mail.gmail.com> In-Reply-To: <4EEA5F5C.8080503@sentex.net> References: <4EE1EAFE.3070408@m5p.com> <4EE22421.9060707@gmail.com> <4EE6060D.5060201@mail.zedat.fu-berlin.de> <4EE69C5A.3090005@FreeBSD.org> <20111213104048.40f3e3de@nonamehost.> <20111213230441.GB42285@stack.nl> <4ee7e2d3.0a3c640a.4617.4a33SMTPIN_ADDED@mx.google.com> <CAMBSHm89SkzGVgk9kNwBQoR62pXKjhJ%2BqXJK0qwC20r9p%2Bu-bw@mail.gmail.com> <4EE8D607.1000504@sentex.net> <CAJ-FndBP1C5W-LAB4QF-ro%2BuaEaTx7ZzAAS3nXFY_82WXt53YQ@mail.gmail.com> <4EEA227E.7080704@sentex.net> <CAJ-FndAR10dwgtb11BLG2savNc8ZX9_nSkaj%2B5_RthDhsOgTnQ@mail.gmail.com> <4EEA25BB.7040706@sentex.net> <CAJ-FndCsGUTHM2AY3C%2B2ucup9=B5k0WPKmfcy4SDKNb0xv85BQ@mail.gmail.com> <4EEA5F5C.8080503@sentex.net>
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On Thu, Dec 15, 2011 at 9:58 PM, Mike Tancsa <mike@sentex.net> wrote: > On 12/15/2011 11:56 AM, Attilio Rao wrote: >> So, as very first thing, can you try the following: >> - Same codebase, etc. etc. >> - Make the test 4 times, discard the first and ministat for the other 3 >> - Reboot >> - Change the steal_thresh value >> - Make the test 4 times, discard the first and ministat for the other 3 >> >> Then report discarded values and the ministated one and we will have >> more informations I guess >> (also, I don't think devfs contention should play a role here, thus >> nevermind about it for now). > > > Results and data at > > http://www.tancsa.com/ule-bsd.html > > =A0 =A0 =A0 =A0---Mike > I took the liberty of re-plotting this as one boxplot per test-type, in the hope of getting a better overview. R script included. Beware the y-ranges. (To re-plot with a specific y range, add e.g. "ylim=3Dc(0,35)" to the boxplot() calls.) http://nebdal.net/sched/plot.html --=20 Daniel Nebdal Dep. of genetics, Oslo University Hospital
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