mkisofs log for DVD "SPIRIT"
From: "C:\SPIRIT"
DVD-TEXT General Name: "Spirit"
Provider ID: ""
Number of VTS: 8
Output file: "C:\SPIRIT.ISO"
Volume label: "SPIRIT"

mkisofs 2.01.01a03 X (i686-pc-cygwin)
Layer break is at absolute sector 1877408.  (Offset in L0 is 8.)
Layer break cell:
1877400: VTST 1 , 1     TTN 1     (1:20:02)     Title 1      Cell  25 (00:02:08.16), V/CID: 1/25
   ''  : VTST 1 , 8     TTN 8     (5:38)        Title 8      Cell   1 (00:02:08.16), V/CID: 1/25

The pad was 8 for file VIDEO_TS.VOB
Total translation table size: 0
Total rockridge attributes bytes: 0
Total directory bytes: 4248
Path table size(bytes): 42
Max brk space used 8000
3727972 extents written (7281 MB)

ISO created OK.