System
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K3b Version: 1.0.4

KDE Version: 3.5.9
QT Version:  3.3.8b
Kernel:      2.6.24-16-generic
Devices
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ASUS DRW-1608P2 1.41 (/dev/scd0, ) [CD-R, CD-RW, CD-ROM, DVD-ROM, DVD-R, DVD-RW, DVD-R DL, DVD+R, DVD+RW, DVD+R DL] [DVD-ROM, DVD-R secuencial, DVD-R Doble capa secuencial, DVD-R doble capa salteado, DVD-RW sobreescritura restringida, DVD-RW secuencial, DVD+RW, DVD+R, DVD+R doble capa, CD-ROM, CD-R, CD-RW] [SAO, TAO, En bruto, SAO/R96P, SAO/R96R, RAW/R16, RAW/R96P, RAW/R96R, Sobrescritura restringida, Salto de capa]

Burned media
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DVD-R secuencial

K3bIsoImager
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mkisofs print size result: 2059793 (4218456064 bytes)
Pipe throughput: 36100864 bytes read, 36096768 bytes written.

Used versions
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mkisofs: 1.1.6
growisofs: 7.0.1

growisofs
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Executing 'builtin_dd if=/dev/fd/0 of=/dev/scd0 obs=32k seek=0'
/dev/scd0: engaging DVD-R DAO upon user request...
/dev/scd0: reserving 2059793 blocks
/dev/scd0: "Current Write Speed" is 6.1x1352KBps.
    1605632/4218456064 ( 0.0%) @0.0x, remaining 218:51 RBU 100.0% UBU   2.0%
    1605632/4218456064 ( 0.0%) @0.0x, remaining 393:56 RBU 100.0% UBU 100.0%
    1605632/4218456064 ( 0.0%) @0.0x, remaining 525:15 RBU 100.0% UBU 100.0%
:-[ WRITE@LBA=4c0h failed with SK=4h/ASC=08h/ACQ=03h]: Input/output error
:-( write failed: Input/output error
/dev/scd0: flushing cache