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Date:      Thu, 3 Dec 1998 12:03:07 -0800 (PST)
From:      Doug White <dwhite@resnet.uoregon.edu>
To:        "Brian C. Grayson" <bgrayson@marvin.ece.utexas.edu>
Cc:        gkshenaut@ucdavis.edu, questions@FreeBSD.ORG
Subject:   Re: entry on "calcru: negative time"
Message-ID:  <Pine.BSF.4.03.9812031158490.12937-100000@resnet.uoregon.edu>
In-Reply-To: <19981203125900.A27570@marvin.ece.utexas.edu>

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On Thu, 3 Dec 1998, Brian C. Grayson wrote:

>   In a NetBSD forum, I suggested using an exponential scheme for
> printing the message:  print it for the first, second, 4th,
> 8th, 16th, ... 1048576th, ... occurrence.  This is pretty much
> bound to waste no more than 32 lines in the log file, but also
> gives one an idea of how often it is occurring (compared to
> simply printing once).  I've been using such a scheme for a few
> years in some of my own code, and find it invaluable!

That's a cool idea.  I'll have to remember that :)

>   BTW, on our system (built from 3.0-19981103-SNAP), we see
> calcru problems, but sysctl -w kern.timecounter.method=1 prints:
> sysctl: unknown oid 'kern.timecounter.method'.  Do I just need to
> upgrade to a newer kernel?  The problem started when I tried to
> run XF86_3DLabs, for a Fire GL Pro 1000 card, from XFree86-3.3.3.

Yeah, you need to move up a month or so.  

It appears XFree86 excaserbates the problem, based on discussion in other
forums.

Doug White                               
Internet:  dwhite@resnet.uoregon.edu    | FreeBSD: The Power to Serve
http://gladstone.uoregon.edu/~dwhite    | www.freebsd.org


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