newfs limits? 10TB filesystem max?

[Christian Brueffer]

On Wed, Feb 16, 2005 at 03:03:45PM -0600, Eric Anderson wrote:
> I've just built an enormous 10TB filesystem.  When trying to newfs the 
> disk, it bombed with something like "cannot allocate memory" after 
> something like 23xxxxxxxxx sectors..  I noticed disklabel complains about 
> disks with more than 2^32-1 sectors not being supported..  
> Is newfs supposed to be able to work?  I've used the -s option to newfs to 
> limit my filesystem size to the max it would allow, which ends up being 
> 11350482546 1K blocks, which means I'm only losing a couple GB, which is no 
> sweat right now for me, but if someone wanted a 20TB filesystem, they'd be 
> hosed.
> 
> Also - what are the newfs implictions?  I have 1GB of RAM, is that enough?
> 
> I'm running 5.3-STABLE on this box right now..
> 

I can't answer your specific question, but related information about the
status of support for huge disks can be found here:

http://www.freebsd.org/projects/bigdisk/

- Christian

-- 
Christian Brueffer	chris at unixpages.org	brueffer at FreeBSD.org
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