RE: [MLUG] backup via cron

["Nowlin, Dan" <EMAIL:PROTECTED>]

Yep, I have read that whole page.  I have tried to just do the growisofs
alone but it just kept complaining about a fs already on the disk.  That
is when I put in the format.  What is really strange is that this script
did work befor with my old dvd burner that fried on me. 

> -----Original Message-----
> From: EMAIL:PROTECTED 
> [mailto:EMAIL:PROTECTED] On Behalf Of Mark Rages
> Sent: Thursday, February 02, 2006 11:46 PM
> To: MLUG Members
> Subject: Re: [MLUG] backup via cron
> 
> On 2/2/06, Mark Rages <EMAIL:PROTECTED> wrote:
> > Also, from the FAQ:
> > http://www.physics.ucsb.edu/~pcs/apps/linux_dvdr_burning.html
> >
> >    Occasionally, running multiple burn sessions sequentially in a 
> > single login (even if you eject and re-insert the DVD) 
> makes  the DVD 
> > drive inaccessible.  This seems to happen more often when an 
> > automounter (autofs or the Gnome or KDE automounters) of 
> any type is 
> > running and notices the DVD.  The only known fix for this 
> is a reboot.
> >
> 
> and I also found this at http://fy.chalmers.se/%7Eappro/linux/DVD+RW/:
> 
> "It was observed that excessive reformats can render media 
> unusable already after 10-20 reformats. It appears to be a 
> firmware deficiency, not some common media defect [at least 
> it was perfectly possible to salvage the media in a unit of 
> different brand], but I don't recommend [enforced] reformat 
> in either case. Note that DVD+RW re-formatting procedure does 
> not substitute for blanking. If you want to nullify the 
> media, e.g. for privacy reasons, do it explicitly with 
> 'growisofs -Z /dev/scdN=/dev/zero'. Otherwise just write over 
> previous recording as it simply wasn't there, no 
> re-formatting is required.
> 
> DVD+R media does not require any formatting procedure applied and is
> ready to use out-of-the-box. Apparently, a reminder that 1st 
> generation units (Ricoh MP5120A and derivatives) are not 
> capable of burning DVD+R is needed."
> 
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