From: Martin Costabel <costabel@wanadoo.fr>
To: Mayan Moudgill <mayan@watson.ibm.com>
Cc: linuxppc-dev@lists.linuxppc.org
Subject: Re: ramdisks, anyone?
Date: Thu, 25 Feb 1999 07:51:01 +0100 [thread overview]
Message-ID: <36D4F2D5.B5472697@wanadoo.fr> (raw)
In-Reply-To: 9902242039.AA29018@mayan.watson.ibm.com
Mayan Moudgill wrote:
>
> I am trying to build a small initrd, with a linuxrc that does something.
> Does somebody have such a ramdisk.image available?
> Or even some suggestions on what to do?
>
> I started off by trying to make bash my /linuxrc. Bash
> required ld.so.1, which required libc.so.2, etc....
>
> This occupied more the 4MB. At that point the /dev/ram on the
> machine I was building the ramdisk started giving problems -
> If I built a bigger /dev/ram, after umount, dd would only
> read the first 4MB. is there something magical about 4M for ramdisks?
Yes. If you want more than 4M, let's say 8M, you have to boot with a
kernel argument ramdisk_size=8192. If you have kernel sources installed,
you can read about this in /usr/src/linux/Documentation/ramdisk.txt.
--
Martin
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next prev parent reply other threads:[~1999-02-25 6:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-02-24 20:39 ramdisks, anyone? Mayan Moudgill
1999-02-25 6:51 ` Martin Costabel [this message]
1999-02-25 7:49 ` Anirudh Joshi
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