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From"Miquel van Smoorenburg" <>
SubjectRe: RAM drive
DateTue, 11 Jan 2005 07:39:10 +0000 (UTC)
In article <20050111014406.18739.qmail@web51805.mail.yahoo.com>,
Phy Prabab  <phyprabab@yahoo.com> wrote:
>I need some assistance with creating a RAM disk of 8G
>and mounting it.  I am using 2.6.10 with this
>proceedure:
>
>(ramdisk support enabled)
>dd bs=512 if=/dev/zero of=/dev/ram0 count=16384000
>mkfs.ext2 -m0 /dev/ram0 8192000
>mount -t ext2 /dev/ram0 /ramdisk0
>mount: wrong fs type, bad option, bad superblock on
>/dev/ram0,
>       or too many mounted file systems
>
>I am not sure what the issue is.  It worked on the
>2.4.x series.

I seem to remember that you must explicitly set the blocksize
to 1024 or 4096 when creating the filesystem. Eg mkfs.ext2 -b1024
or mkfs.ext2 -b4096 (don't remember which one exactly).

But with 2.6, why not use tmpfs ? Mount -t tmpfs -o size=8192000000 /ramdisk0
Mike.

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