From: Rik van Riel <riel@redhat.com>
To: Jan Engelhardt <jengelh@linux01.gwdg.de>
Cc: yogeshwar sonawane <yogyas@gmail.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: How much kernel memory is in 64-bit OS ?
Date: Mon, 18 Sep 2006 08:30:04 -0400 [thread overview]
Message-ID: <450E914C.90203@redhat.com> (raw)
In-Reply-To: <Pine.LNX.4.61.0609181033350.27566@yvahk01.tjqt.qr>
Jan Engelhardt wrote:
>> It depends on the architecture.
>>
>> However, all 64 bit architectures have one thing in common.
>> There is so much address space available for both kernel and
>> userspace that we won't have to worry about a shortage for a
>> very long time.
>>
>> Sure, people said that too when going from 16 bits to 32 bits,
>> but that was only a factor 2^16 difference. This time it's the
>> square of the previous difference.
>
> Not quite the square :)
2^32 is the square of 2^16 :)
--
What is important? What you want to be true, or what is true?
next prev parent reply other threads:[~2006-09-18 12:30 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-16 11:34 How much kernel memory is in 64-bit OS ? yogeshwar sonawane
2006-09-18 0:10 ` Rik van Riel
2006-09-18 8:31 ` Andi Kleen
2006-09-18 8:35 ` Jan Engelhardt
2006-09-18 12:30 ` Rik van Riel [this message]
2006-09-18 12:34 ` Jan Engelhardt
2006-09-18 13:30 ` Kyle Moffett
2006-09-18 9:51 ` yogeshwar sonawane
2006-09-18 13:39 ` Helge Hafting
2006-09-18 17:22 ` Andi Kleen
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