How does the bookworm amd64 netinst 738MB iso fit into a 700MB cd-r?
I tried to write the debian-12.0.0-amd64-netinst.iso to cd using
cdrskin and xorriso but they both refused my command.
user@debian:~$ cdrskin -v dev=/dev/sr0 -sao debian-12.0.0-amd64-netinst.iso
cdrskin 1.5.4 : limited cdrecord compatibility wrapper for libburn
cdrskin: verbosity level : 1
cdrskin: NOTE : greying out all drives besides given dev='/dev/sr0'
cdrskin: scanning for devices ...
cdrskin: ... scanning for devices done
cdrskin: beginning to burn disc
cdrskin: status 1 burn_disc_blank "The drive holds a blank disc"
Current: CD-R
Track 01: data 738 MB
Total size: 738 MB (84:00.07) = 377856 sectors
Lout start: 738 MB (84:02/07) = 378006 sectors
cdrskin: FATAL : predicted session size 377856s does not fit on media (359844s)
cdrskin: HINT : This test may be disabled by option -force
cdrskin: burning failed
cdrskin: FATAL : burning failed.
user@debian:~$ xorriso -as cdrecord -v dev=/dev/sr0
debian-12.0.0-amd64-netinst.iso
xorriso 1.5.4 : RockRidge filesystem manipulator, libburnia project.
Drive current: -outdev '/dev/sr0'
Media current: CD-R
Media status : is blank
Media summary: 0 sessions, 0 data blocks, 0 data, 703m free
xorriso : FAILURE : Image size 378006s exceeds free space on media 359844s
xorriso : NOTE : Gave up -outdev ''
xorriso : FAILURE : -as cdrecord: Job could not be performed properly.
xorriso : aborting : -abort_on 'FAILURE' encountered 'FAILURE'
I also tried brasero and it too refused to burn to cd. I don't
remember the exact words brasero threw at me but they were along the
lines of cdrskin's "does not fit on media" and xorriso's "exceeds free
space on media".
"cdrskin: HINT : This test may be disabled by option -force"
I noticed that line in cdrskin. Was desperate so i gave that a try.
user@debian:~$ cdrskin -v -force dev=/dev/sr0 debian-12.0.0-amd64-netinst.iso
cdrskin 1.5.4 : limited cdrecord compatibility wrapper for libburn
cdrskin: verbosity level : 1
cdrskin: NOTE : greying out all drives besides given dev='/dev/sr0'
cdrskin: scanning for devices ...
cdrskin: ... scanning for devices done
cdrskin: beginning to burn disc
cdrskin: status 1 burn_disc_blank "The drive holds a blank disc"
Current: CD-R
Track 01: data 738 MB
Total size: 738 MB (84:00.07) = 377856 sectors
Lout start: 738 MB (84:02/07) = 378006 sectors
Starting to write CD/DVD at speed MAX in real SAO mode for single session.
Last chance to quit, starting real write in 0 seconds. Operation starts.
Waiting for reader process to fill input buffer ... input buffer ready.
Starting new track at sector: 0
Track 01: 702 of 738 MB written (fifo 100%) [buf 99%]
24.2x.cdrskin: FATAL : Exceeding range of permissible write addresses
(359856 >= 359844)
cdrskin: FATAL : CDB= 2a 00 00 05 7d a0 00 00 10 00 : dxfer_len= 32768
cdrskin: FATAL : Burn run failed
cdrskin: NOTE : WRITE command repetition happened 510 times
Track 01: Total bytes read/written: 737017856/736985088 (359856 sectors).
Writing time: 298.965s
Cdrskin: fifo had 361951 puts and 359903 gets.
Cdrskin: fifo was 0 times empty and 35417 times full, min fill was 99%.
Min drive buffer fill was 84%
cdrskin: burning failed
cdrskin: FATAL : burning failed.
And there it went, one good cd. FATAL indeed.
What did i miss?
Thank you.
siso
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