linux-kernel - Re: [PATCH RESEND 1/3] printk: convert byte-buffer to variable-length record buffer

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Message-ID: <16580.1337013632@turing-police.cc.vt.edu>
Date:	Mon, 14 May 2012 12:40:32 -0400
From:	valdis.kletnieks@...edu
To:	Mark Lord <kernel@...savvy.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Sasha Levin <levinsasha928@...il.com>,
	Kay Sievers <kay@...y.org>,
	Greg KH <gregkh@...uxfoundation.org>,
	Yinghai Lu <yinghai@...nel.org>, Joe Perches <joe@...ches.com>,
	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RESEND 1/3] printk: convert byte-buffer to variable-length record buffer

On Sun, 13 May 2012 09:22:04 -0400, Mark Lord said:
> On 12-05-12 02:35 PM, Linus Torvalds wrote:
> > I dunno. The above is what I would have liked to see quite often. I
> > look at dmesg, and notice that I had an WARN_ON_ONCE in it, and I have
> > no idea when it happened, because the "seconds since boot" is totally
> > useless information for me, as I'm too lazy to try to use /proc/uptime
> > to calculate what it is.

> Look in syslog ?

Oddly enough, just yesterday I was looking in dmesg on one of my servers, trying to
find a hint of why syslog and a number of other things had failed to start at boot...



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