Re: Need help in creating 8GB RAMDISK

[Jeff Garzik]

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


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