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Re: x86_64: Make sparsemem/vmemmap the default memory model
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From:
Andi Kleen <ak@...>
To: Christoph Lameter <clameter@...>
Cc: <linux-kernel@...>, <linux-mm@...>, Mel Gorman <mel@...>, Andy Whitcroft <apw@...>
Subject:
Re: x86_64: Make sparsemem/vmemmap the default memory model
Date: Monday, November 12, 2007 - 7:59 pm
On Tuesday 13 November 2007 00:52:14 Christoph Lameter wrote:
quoted text
> Use sparsemem as the only memory model for UP, SMP and NUMA. > > Measurements indicate that DISCONTIGMEM has a higher > overhead than sparsemem. And FLATMEMs benefits are minimal. So I think its > best to simply standardize on sparsemem.
How about the memory overhead? Is it the same too? And code size vs flatmem? -Andi -
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Messages in current thread:
x86_64: Make sparsemem/vmemmap the default memory model
, Christoph Lameter
, (Mon Nov 12, 7:52 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Andi Kleen
, (Mon Nov 12, 7:59 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Christoph Lameter
, (Mon Nov 12, 8:42 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Andi Kleen
, (Mon Nov 12, 8:49 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Christoph Lameter
, (Mon Nov 12, 11:42 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Andrew Morton
, (Thu Nov 15, 6:12 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Christoph Lameter
, (Thu Nov 15, 10:24 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Andrew Morton
, (Thu Nov 15, 10:52 pm)
x86_64: Make sparsemem/vmemmap the default memory model V2
, Christoph Lameter
, (Thu Nov 15, 11:55 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Ray Lee
, (Tue Nov 13, 12:27 am)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Christoph Lameter
, (Tue Nov 13, 12:41 am)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Jörn
, (Tue Nov 13, 4:41 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Christoph Lameter
, (Tue Nov 13, 5:52 pm)
Re: x86_64: Make sparsemem/vmemmap the default memory model
, Jörn
, (Tue Nov 13, 6:30 pm)
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