ram disk question

[Kerry Hoath]

Upper limit of a ramdisk is 16 meg I believe,
you'd have to look in ramdisk.c but i think that is correct.
On Thu, May 02, 2002 at 04:43:25PM -0500, Raul A. Gallegos wrote:
> Hi.  Question regarding ram disks.
> 
> I've looked at various howtos but I'm either missing on what I need to
> read or what I want to do is not possible.
> 
> I'm wanting to populate around 100 megs of data onto a virtual partition
> le'ts say made of a ram partition on a machine that all it has is a
> cdrom and 1 gig of ram.  I tried doing:
> 
> dd if=/dev/zero of=/dev/ram0 count=195555
> 
> to get a ramdisk around 100 mb in size but I get the error no space left
> on device.
> 
> On another machine with a hard drive I can do this if I just create a
> file /tmp/tmpfs and do the dd command there.  I can then mke2fs the file
> and mount it and have a 100 mb loop block device.  So in short, how can
> I do this but with a ram disk?
> 
> Thanks.
> -- 
> If you perceive that there are four possible ways in which a procedure can
> go wrong, and circumvent these, then a fifth way will promptly develop.
> Raul A. Gallegos - http://www.asmodean.net
> 
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-- 
Kerry Hoath:  kerry at gotss.net kerry at gotss.eu.org or  kerry at gotss.spice.net.au
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