Date: Fri, 6 Apr 2012 15:58:43 +0100 From: Attilio Rao <attilio@freebsd.org> To: Arnaud Lacombe <lacombar@gmail.com> Cc: freebsd-performance@freebsd.org, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: Scheduler + IPC performance on FreeBSD 7.4, 8.2, 9.0 and -CURRENT Message-ID: <CAJ-FndDFHaKBPozhkBd6DxGo6F4UCs=9YGg0uMpB_S8iJ8Om0w@mail.gmail.com> In-Reply-To: <CACqU3MXOM1WOPkinxfs2YJmGbgx8-gAmUbK4L3epKPg6OpQXAw@mail.gmail.com> References: <CACqU3MXOM1WOPkinxfs2YJmGbgx8-gAmUbK4L3epKPg6OpQXAw@mail.gmail.com>
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Il 05 aprile 2012 19:03, Arnaud Lacombe <lacombar@gmail.com> ha scritto: > Hi folks, > > Over the past months, I ran on a couple of unused box the > `hackbench'[HACKBENCH] benchmark used by the Linux folks for tracking > down various kind of regression/improvement. `hackbench' is a > scheduler + IPC test (socket xor pipe). It creates producers/consumers > groups and let a variable quantity of small messages flow happily. > Producers and consumers are either processes xor threads. > > Tested platforms were > - Atom D510, Intel, (incomplete) > - Core 2 Quad Q9560, Intel > - Soekris net5501, AMD (incomplete) > - Xeon E5645, Intel (incomplete) > - Xeon E5620 (dual package), Intel > - Xeon E5-1650 (pending completion) > - Vortex86, DMP > > Tested kernel were: > - FreeBSD 7.4-RELEASE > - FreeBSD 8.2-RELEASE > - FreeBSD 9.0-RC3 and FreeBSD 9.0-RELEASE > - FreeBSD 10-CURRENT as of r231573 Which means you run 10-CURRENT with all the kernel debugging options on and MALLOC_DEBUG on? Attilio -- Peace can only be achieved by understanding - A. Einstein
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