From: "H. Peter Anvin" <hpa@zytor.com>
To: William Lee Irwin III <wli@holomorphy.com>
Cc: Rik van Riel <riel@conectiva.com.br>,
Vivian Wang <vivianwang@tcindex.com>,
linux-mm@kvack.org
Subject: Re: memory exhausted
Date: Sat, 27 Apr 2002 12:30:49 -0700 [thread overview]
Message-ID: <3CCAFC69.8090306@zytor.com> (raw)
In-Reply-To: 20020425025753.GJ26092@holomorphy.com
William Lee Irwin III wrote:
>
> This is larger than the virtual address space of i386 machines,
> but not larger than the physical address space. In principle, an
> executive taking advantage of 36-bit physical addressing extensions and
> performing its own memory management on the bare metal could perform an
> in-core sort on a 36-bit physical addressing -capable 32-bit machine,
> e.g. i386-style PAE/highmem machines and some 32-bit MIPS machines. A
> kernel module could also in principle take advantage of the kernel's
> low-level memory management facilities to perform such an in-core sort.
> While possible, this is absolutely not recommended.
>
Good God, I hope x86-64 catches on soon and kills off this PAE silliness...
-hpa
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next prev parent reply other threads:[~2002-04-27 19:30 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <5.1.0.14.2.20020424145006.00b17cb0@notes.tcindex.com>
2002-04-25 2:19 ` memory exhausted Rik van Riel
2002-04-25 2:57 ` William Lee Irwin III
2002-04-25 4:21 ` msimons
2002-04-27 19:30 ` H. Peter Anvin [this message]
2002-04-27 20:38 ` William Lee Irwin III
2002-04-27 20:52 ` H. Peter Anvin
2003-11-25 14:51 cpp: " Matthew Studley
2003-11-25 15:10 ` Matthew Studley
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