verify CD-Burn

[Alexios Chouchoulas]

On Mon, 26 Mar 2001, Sidiropoylos Athanasios wrote:

> Tassos Bassoukos wrote:
> > 
> > On Sun, 25 Mar 2001, Sidiropoylos Athanasios wrote:
> > 
> > > Akoma kai an kanw antigrafh CD se CD ena diff /dev/hdc /dev/scd0 einai
> > > oti prepei.... kai eimai sigouros gia to apotelesma...
> > 
> > Xmmmmmmm......
> > Pote den aftia3a CD to opoio na diabazotan xwris I/O errors alla par'ola
> > ayta na eixe single-byte errors.
> > 
> > Empisteyomai ta low-level checksums[0].
> 
> Trust no one..... (Kala trabigmeno einai alla den pirazei xe xe) 
> 8-))

  Trust everyone. Then cut the cards.

ObLGU: ta SCSI CD-ROM polles fores petane I/O errors otan ftasoun sto
teleftaio sector tou sympagous diskakiou. An ginei afto den yparxei
eggyhsh oti afto pou tha pei to diff einai swsto. Sth dikh mou periptwsh to
diff xtypietai oti KATHE fora to grammeno diskaki oudemia sxesh exei me to
image sto disko. Ena md5sum meta omws oi apories eksanemizontai:

kretinos at mpougatsa$ diff papaki /dev/sr0
Binary files papaki and /dev/sr0 differ

{ kai h konsola tou loghost sto dipla monitor scrollarei me 5-6 mhnymata
lathous apo to SCSI host adapter kathws to sr0 akoumpaei to teleftaio sector
+ n. Ena aplo EOF den tha htan pio boliko; }

kretinos at mpougatsa$ md5sum papaki /dev/sr0
90324c53dcd770ce34949519726e7956  papaki
90324c53dcd770ce34949519726e7956  /dev/sr0

Otan to diff(1) leei kati kai to md5sum(1) leei kati allo, egw proswpika
empistevomai to md5sum perissotero, mono kai mono epeidh dinei perissoterh
plhroforia. :-)

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