Re: [RFC] Prepend timestamp in msgbuf

From: Alexander Best <arundel_at_freebsd.org>
Date: Fri, 14 Oct 2011 09:36:13 +0000
On Fri Oct 14 11, Alexander Best wrote:
> On Fri Oct 14 11, Poul-Henning Kamp wrote:
> > In message <20111014085609.GA3799_at_freebsd.org>, Alexander Best writes:
> > 
> > >1) would it be possible to prepend those timestamps to the actual console
> > >output and not only to the output of demsg? maybe via a sysctl toggle?
> > 
> > The kernel does not know enough about timezones to emit anything
> > but UTC timestamps.
> 
> hmm ok.
> 
> > 
> > >2) my dmesg output contains a lot of these entries: "<118>"
> > 
> > These are magic markers for syslogd(8) specifying priority.
> 
> it would be nice, if their output could be turned off via a dmesg flag imo.
> 
> > 
> > >3) roughly the first 30 lines of my dmesg output have the timestamp "[1.0]".
> > >would it be possible to have more accuracy there?
> > 
> > No, because we don't know the time until we've found the RTC chip.
> 
> maybe prepending the output with [??] instead of [1.0] would make more sense,
> so users knows that those timestamps are bogus.

or even better: if timestamp == 1.0 then simply don't ouput it at all.

> 
> cheers.
> alex
> 
> > 
> > -- 
> > Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
> > phk_at_FreeBSD.ORG         | TCP/IP since RFC 956
> > FreeBSD committer       | BSD since 4.3-tahoe    
> > Never attribute to malice what can adequately be explained by incompetence.
Received on Fri Oct 14 2011 - 07:36:13 UTC

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