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Date: Wed, 28 Oct 2009 14:35:47 -0700
From: Mike Travis <travis@sgi.com>
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To: David Rientjes <rientjes@google.com>
CC: Andi Kleen <andi@firstfloor.org>, Ingo Molnar <mingo@elte.hu>,
       Thomas Gleixner <tglx@linutronix.de>,
       Andrew Morton <akpm@linux-foundation.org>,
       Jack Steiner <steiner@sgi.com>, "H. Peter Anvin" <hpa@zytor.com>,
       x86@kernel.org, Yinghai Lu <yinghai@kernel.org>,
       Mel Gorman <mel@csn.ul.ie>, linux-kernel@vger.kernel.org,
       linux-acpi@vger.kernel.org
Subject: Re: [patch] x86: reduce srat verbosity in the kernel log
References: <20091023233743.439628000@alcatraz.americas.sgi.com> <20091023233750.702443000@alcatraz.americas.sgi.com> <87pr8ay6tc.fsf@basil.nowhere.org> <4AE710C9.2070307@sgi.com> <alpine.DEB.2.00.0910271158490.24696@chino.kir.corp.google.com> <4AE75162.7080903@sgi.com> <alpine.DEB.2.00.0910271323410.32543@chino.kir.corp.google.com> <20091028033219.GE7744@basil.fritz.box> <alpine.DEB.2.00.0910272041360.8988@chino.kir.corp.google.com> <20091028041159.GI7744@basil.fritz.box> <4AE8792F.8070200@sgi.com> <alpine.DEB.2.00.0910281348590.24785@chino.kir.corp.google.com>
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David Rientjes wrote:
> On Wed, 28 Oct 2009, Mike Travis wrote:
> 
>> I don't understand the importance of this when the memory is given back
>> after the system starts up anyway...?
>>
> 
> Printing a list of apic ids longer than 128 characters would pollute the 
> kernel log and this upper bound will probably never be reached based on 
> the way apic ids are created for physical and logical processors: they are 
> normally reduced to ranges instead of comma seperated entities.

Ahh, ok, thanks.

Does that mean this 10,649 character line full of periods is illegal?

[  102.551570] Completing Region/Field/Buffer/Package initialization:
............... [long time later] .........
<4>Clocksource tsc unstable (delta = 4396383657849 ns)

I'm having trouble finding it.  Does it look familiar to anyone?

Thanks,
Mike