On Sunday 22 April 2007, William L. Maltby wrote:
Folks,
As much as I hate to, I feel I need to post my long story and ask help.
[snip info about failed mediachecks]
Please see the thread starting at http://lists.centos.org/pipermail/centos/2005-March/003347.html
Short form answer: cdrecord needs to -pad to get good mediachecks consistently.