#lvcreate -V16P -T tsvg/pool1 lvcreate Volume too large (16.00 PiB) for extent size 4.00 MiB. Upper limit is 16.00 PiB.
Current limitation of number of extents is 32bit unsigned, you have to use larger extent in this case... *** This bug has been marked as a duplicate of bug 814764 ***