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From: "Randy.Dunlap" <rddunlap@osdl.org>
To: Jeff Garzik <jgarzik@pobox.com>
Cc: zwane@fsmlabs.com, mingo@elte.hu, ak@suse.de, akpm@osdl.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Disable scheduler debugging
Date: Sun, 6 Jun 2004 14:55:02 -0700	[thread overview]
Message-ID: <20040606145502.4021b3bc.rddunlap@osdl.org> (raw)
In-Reply-To: <40C392BB.3020406@pobox.com>

On Sun, 06 Jun 2004 17:55:07 -0400 Jeff Garzik wrote:

| Zwane Mwaikambo wrote:
| > On Sun, 6 Jun 2004, Jeff Garzik wrote:
| > 
| > 
| >>Unfortunately there are just, flat-out, way too many kernel messages at
| >>boot-up.  Making them KERN_DEBUG doesn't solve the fact that SMP boxes
| >>often overflow the printk buffer before you boot up to a useful userland
| >>that can record the dmesg.
| >>
| >>The IO-APIC code is a _major_ offender in this area, but the CPU code is
| >>right up there as well.
| > 
| > 
| > How about the configurable log buffer size patch? I think Andrew still has
| > that amongst his wares.
| 
| It's in mainline.  That's no excuse for the voluminous logs, though... 
| I'm a "1-2 lines per module" type of person :)

It's mainline, both CONFIG and command-line settable.

I'm a "there's always some case where more info is needed"
type of person.  But it won't happen on the next boot....
especially if the log size is increased.  :(

--
~Randy

  reply	other threads:[~2004-06-06 22:02 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-06-06  1:32 Andi Kleen
2004-06-06  5:53 ` Ingo Molnar
2004-06-06 16:24   ` Jeff Garzik
2004-06-06 21:46     ` Zwane Mwaikambo
2004-06-06 21:55       ` Jeff Garzik
2004-06-06 21:55         ` Randy.Dunlap [this message]
2004-06-06 22:57     ` David Lang

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