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Date:      Sun, 8 Jun 2008 21:59:19 +1000
From:      Peter Jeremy <peterjeremy@optushome.com.au>
To:        Niki Denev <ndenev@gmail.com>
Cc:        freebsd-hackers@freebsd.org
Subject:   Re: timestamping for kernel messages (like Solaris and Linux)
Message-ID:  <20080608115919.GE67629@server.vk2pj.dyndns.org>
In-Reply-To: <2e77fc10806080024s19951abbnf31913d5579f4535@mail.gmail.com>
References:  <2e77fc10806080024s19951abbnf31913d5579f4535@mail.gmail.com>

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On 2008-Jun-08 10:24:53 +0300, Niki Denev <ndenev@gmail.com> wrote:
>Has anyone thought about implementing an option
>to prepend all kernel console messages with timestamps,
>like Linux and Solaris do?

The only time I've seen Solaris do this is when the console message
is syslog'd - which FreeBSD also does.

>Is it just a matter of hacking up the kernel printf() implementation?

Pretty much.

>Any possible caveats?

The kernel works in UTC only and has only a very restricted ability
to translate between epoch seconds and a human-readable date/time
(it's currently only used to talk to the RTC).

--=20
Peter Jeremy
Please excuse any delays as the result of my ISP's inability to implement
an MTA that is either RFC2821-compliant or matches their claimed behaviour.

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