how good is the data reliability with CD ROM and DVD RAM?
Geoffrey Oltmans
oltmansg at gmail.com
Mon Jul 23 13:00:09 CDT 2018
On Sun, Jul 22, 2018 at 7:13 PM, Charles Dickman via cctalk <
cctalk at classiccmp.org> wrote:
> Below is a sampling of disks recorded between 2001 and 2009. It is
> likely that the disks of the same type were from the same package
> because I don't use many disks. They were stored without much care,
> but in a spaces tolerable to humans for reasonable periods.
>
> Imation CD-R recorded 2003/12/29 readable
> Imation CD-R recorded 2004/01/02 recoverable errors
> Imation CR-R recorded 2001/12/18 recoverable errors
> Imation CD-R recorded 2005/07/15 recoverable errors
> Imation CD-R recorded 2001/12/24 recoverable errors
> TDK DVD-R recorded 2006/02/05 recoverable errors
> TDK DVD-R recorded 2009/09 unrecoverable errors. The
> edges of the disk have a strange faded coloration.
> TDK DVD-R recorded 2007/10/07 readable
> Memorex CD-R recorded 2005 unrecoverable errors
>
>
>
Probably a good idea to use something like RAR with parity. I know I have
downloaded some multi-segment binaries in RAR format from usenet with
several missing segments and as long as I had the parity file set it could
successfully recover the entire archive.
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