On Fri, Oct 09, 2009 at 12:45:09PM +0100, Alasdair G Kergon wrote: > I'm thinking a formula more like: > ((current_area - 2) / (exceptions_per_area + 1) + 3 > for the number of metadata chunks. But no - current_area already takes account of the factor (exceptions_per_area + 1). So just current_area + 3? (The first is 0, plus 2 for the header.) Alasdair -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel