Comment 2 for bug 1411728

Here is the output of dvd+rw-mediainfo /dev/sr0.

INQUIRY: [IBM SATA][ DEVICE 81Y3661 ][SA80]
GET [CURRENT] CONFIGURATION:
 Mounted Media: 2Bh, DVD+R Double Layer
 Media ID: RITEK/S06
 Current Write Speed: 2.4x1385=3324KB/s
 Write Speed #0: 6.0x1385=8310KB/s
 Write Speed #1: 2.4x1385=3324KB/s
 Speed Descriptor#0: 01/4173823 R@3101059.2x1385=4294967040KB/s W@6.0x1385=8310KB/s
 Speed Descriptor#1: 01/4173823 R@3101059.2x1385=4294967040KB/s W@2.4x1385=3324KB/s
READ DVD STRUCTURE[#0h]:
 Media Book Type: 00h, DVD-ROM book [revision 0]
 Legacy lead-out at: 2086912*2KB=4273995776
DVD+R DOUBLE LAYER BOUNDARY INFORMATION:
 L0 Data Zone Capacity: 2086912*2KB, can no longer be set
READ DISC INFORMATION:
 Disc status: appendable
 Number of Sessions: 6
 State of Last Session: empty
 "Next" Track: 6
 Number of Tracks: 6
READ TRACK INFORMATION[#1]:
 Track State: partial/complete
 Track Start Address: 0*2KB
 Free Blocks: 0*2KB
 Track Size: 418832*2KB
READ TRACK INFORMATION[#2]:
 Track State: partial/complete
 Track Start Address: 420880*2KB
 Free Blocks: 0*2KB
 Track Size: 419584*2KB
READ TRACK INFORMATION[#3]:
 Track State: partial/complete
 Track Start Address: 842512*2KB
 Free Blocks: 0*2KB
 Track Size: 419776*2KB
READ TRACK INFORMATION[#4]:
 Track State: partial/complete
 Track Start Address: 1264336*2KB
 Free Blocks: 0*2KB
 Track Size: 421408*2KB
READ TRACK INFORMATION[#5]:
 Track State: partial/complete
 Track Start Address: 1687792*2KB
 Free Blocks: 0*2KB
 Track Size: 421856*2KB
READ TRACK INFORMATION[#6]:
 Track State: blank
 Track Start Address: 2111696*2KB
 Next Writable Address: 2111696*2KB
 Free Blocks: 2062128*2KB
 Track Size: 2062128*2KB
 ROM Compatibility LBA: 265696
FABRICATED TOC:
 Track#1 : 14@0
 Track#2 : 14@420880
 Track#3 : 14@842512
 Track#4 : 14@1264336
 Track#5 : 14@1687792
 Track#AA : 14@2109648
 Multi-session Info: #5@1687792
READ CAPACITY: 2109648*2048=4320559104