> The default filesystem parameters aren't intended for filesystems that
> big.
>
> You need less cylinder groups (20 or 30 would do, but making that few might
> be difficult).   That's done by allocating more cylinders per cyl group

i'm using 64 for smaller filesystems (>10GB) as it's little faster.

> than the default of 16.   Ty the -c option to newfs - for your drive, I'd
> suggest something like -c 256  (maybe -c 128).

newfs will not accept more than about 100 with 8k blocks