Date: Sun, 25 Nov 2012 12:19:15 +0100 From: Mateusz Guzik <mjguzik@gmail.com> To: Sergey Kandaurov <pluknet@gmail.com> Cc: freebsd-stable@freebsd.org, adrian@freebsd.org, perryh@pluto.rain.com Subject: Re: Increasing the DMESG buffer.... Message-ID: <20121125111915.GB25556@dft-labs.eu> In-Reply-To: <CAE-mSOK0Z=vWAGDmX3xfTn5DgV9QG_=nVc4RnCD_mZxcbQXf7w@mail.gmail.com> References: <50AE36FF.7080106@FreeBSD.org> <CAJ-Vmo=UOTu0KG6yHjZ_gBB4HGSGNJOAhn3HT-8gNsh_=ih7Yg@mail.gmail.com> <CAN6yY1v1AdhgqQfONbDAEueU2wnFZDO8GvegRzq10y0yoj8kDg@mail.gmail.com> <20121122224906.GE88593@in-addr.com> <CAN6yY1sK3U=18ovFYPAViuMxTDCm2qZ-msLmM7Zgymx=u6ga4w@mail.gmail.com> <50B155E9.3010505@digiware.nl> <CAJ-VmonkgKjkd2KNZcQ4g54uHQg2e4OvvKOWo2L30sn8bxmP7A@mail.gmail.com> <50B18CB9.8040701@FreeBSD.org> <50b1b655.VxCS9jNpfM3zCF/x%perryh@pluto.rain.com> <CAE-mSOK0Z=vWAGDmX3xfTn5DgV9QG_=nVc4RnCD_mZxcbQXf7w@mail.gmail.com>
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On Sun, Nov 25, 2012 at 02:00:30PM +0300, Sergey Kandaurov wrote: > On 25 November 2012 10:10, <perryh@pluto.rain.com> wrote: > > Alexander Motin <mav@freebsd.org> wrote: > > > >> On 25.11.2012 01:43, Adrian Chadd wrote: > >> > I'm surprised it's not tunable via a kenv variable at boottime.. > >> > >> It is tunable. AFAIR that is it: > >> kern.msgbufsize="65536" # Set size of kernel message buffer > > > > Yep. That tunable is available in 8.2 (not 8.1), and I think in > > all 9.x; dunno if it was ever MFC'd to the 7.x branch. > > > > The tunable was merged to stable/8 in March 2011 and > first appeared in 8.3. It was never merged to stable/7. > IIRC it should be quite easy to adopt those patches to stable/7. > stable/7 will be out of support in 3 months. If someone is still using it now is the time to upgrade. http://www.freebsd.org/security/security.html#sup -- Mateusz Guzik <mjguzik gmail.com>
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