Increasing the DMESG buffer....

Sergey Kandaurov pluknet at
Sun Nov 25 11:00:32 UTC 2012

On 25 November 2012 10:10,  <perryh at> wrote:
> Alexander Motin <mav at> 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.


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