From: Jeff Garzik <jgarzik@pobox.com>
To: Fawad Lateef <fawad_lateef@yahoo.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Need help in creating 8GB RAMDISK
Date: Sun, 04 Jul 2004 10:22:48 -0400 [thread overview]
Message-ID: <40E812B8.8010603@pobox.com> (raw)
In-Reply-To: <20040704092523.58214.qmail@web20806.mail.yahoo.com>
Fawad Lateef wrote:
> Hello
>
> I am creating a RAMDISK of 7GB (from 1GB to 8GB). I
> reserved the RAM by changing the code in
> arch/i386/mm/init.c ..........
On i386 I'm not surprised this ties at 4G. It's probably too much
trouble to make part of the ramdisk highmem, and part not.
> Can any one tell me the reason behind this ??? I think
> that in a single module we can't access more than 4GB
> RAM ...... If this is the reason then what to do ??? I
> need 7GB RAMDISK as a single drive ....
Just use ramfs. Then you don't waste the overhead of putting a
filesystem on top of the ramdisk.
Jeff
next prev parent reply other threads:[~2004-07-04 14:23 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-07-04 9:25 Need help in creating 8GB RAMDISK Fawad Lateef
2004-07-04 14:22 ` Jeff Garzik [this message]
2004-07-04 16:57 ` William Lee Irwin III
2004-07-04 19:53 ` Joel Jaeggli
2004-07-09 20:46 ` Eric W. Biederman
-- strict thread matches above, loose matches on Subject: below --
2004-07-10 14:26 Fawad Lateef
2004-07-10 21:43 ` John Richard Moser
2004-07-11 4:19 Fawad Lateef
2004-07-11 6:32 ` Junio C Hamano
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