[CentOS] CentOS-7-x86_64-dvd-2009.iso is too big for DVD blanks

Mon Mar 15 01:31:40 UTC 2021
John Plemons <john at mavin.com>

Sounds like you need to use a dual layer DVD disc, it is double the 


On 3/14/2021 9:13 PM, Robert G. (Doc) Savage via CentOS wrote:
> I need help from someone experienced with the CentOS bug tracking
> system. I gotta say it is one of the most complicated and imposing
> front ends I've ever seen. Could anyone familiar with it please file a
> bug on my behalf? Particulars:
> "CentOS 7.9.2009 DVD iso image too large"
> ISO image: CentOS-7-x86_64-DVD-2009.iso 4.7GB raw CD image
> Wed Nov  4 05:37:25 2020
> Burners: Both K3B and Brasero
> Media: Both DVD-R and DVD+R single-layer disks
> iso image: 4,712,300,544 bytes
> User Anthony F McInerney advises Wikipedia says
> DVD-R capacity: 4,707,319,808 bytes (max)
> I have tried burning this same iso image on two different machines: a
> CentOS 7.9 server and a Fedora 33 laptop. Same failure on both.
> We need to ask the developers to make a re-spin that's about 5MB
> smaller. And before someone suggests it, the 2010-vintage server I'm
> trying to install CentOS on does not support booting from a thumb
> drive, so that option is not available.
> Thanks,
> --Doc Savage
>      Fairview Heights, IL
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