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Date:      Wed, 16 Oct 1996 23:24:28 -0700 (PDT)
From:      Doug White <dwhite@gdi.uoregon.edu>
To:        W Mark Maynard II <maynardm@ibm.net>
Cc:        questions@FreeBSD.org
Subject:   Re: FreeBSD Filesystem
Message-ID:  <Pine.BSI.3.94.961016232016.3139E-100000@gdi.uoregon.edu>
In-Reply-To: <199610162028.UAA79815@smtp-gw01.ny.us.ibm.net>

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On Wed, 16 Oct 1996, W Mark Maynard II wrote:

> Can someone tell me what filesystem FreeBSD uses? Also, are there any
> special limitations (max partition size, max file size, filename length
> restrictions, etc.)?

FreeBSD uses a modified Berkeley UFS for it's native filesystem.  

As far as we know, in -current, there is no maximum filesystem size. 
Current tests (using the ccd concatecated disk driver) show that
filesystems upwards of 4 terrabytes are possible (with some modifications
to the filesystem code which I believe have been committed to -current). 

Max file size is 2GB. 

Filenames are pretty much free-form, I believe there is a limit at 255
characters or so, not sure there.  You wouldn't want a filename that long,
imagine typing it to create it in the first place!  :) 

The largest sticky point (from an installation perspective) is to ensure
that the root partition is below the 1024 cylinder mark.  Most PC BIOSs
can't boot anything above that mark.

Doug White                              | University of Oregon  
Internet:  dwhite@resnet.uoregon.edu    | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major




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