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Date:      Thu, 15 Jan 2004 05:57:49 +1100 (EST)
From:      Bruce Evans <bde@zeta.org.au>
To:        Dag-Erling =?iso-8859-1?q?Sm=F8rgrav?= <des@des.no>
Cc:        current@freebsd.org
Subject:   Re: Question on quieting kernel boot
Message-ID:  <20040115055324.D3205@gamplex.bde.org>
In-Reply-To: <xzpr7y2r4n5.fsf@dwp.des.no>
References:  <BAY1-F45l5bhn1owOI00001afd6@hotmail.com> <xzpr7y2r4n5.fsf@dwp.des.no>

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On Wed, 14 Jan 2004, Dag-Erling [iso-8859-1] Smørgrav wrote:

> "Rob MacGregor" <rob_macgregor@hotmail.com> writes:
> > I take it that's the "-m" (mute the console) and "-v" (verbose)
> > options?  Where can I find details on exactly what these do?
>
> I don't know what -m does, but -v is what I was thinking of.  It sets
> a variable in the kernel (bootverbose).  Parts of the kernel will
> print additional information at boot time (and sometimes also at run
> time) if bootverbose is non-zero.

bootverbose is a general verboseness flags.  It may be set on or off at
any time after using the debug.bootverbose sysctl.  It's only relationships
with booting are:
- it is bogusly named "bootverbose"
- it can be set at boot time by booting with -v
- more messages are normally printed at boot time than later, so there is
  more for the flag to affect at boot time.

Bruce


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