On 04/18/2010 01:03 PM, Michael A. Peters wrote: > david walcroft wrote: >> I downloaded CentOS-5.4-x86_64-bin-DVD.iso but I haven't used Centos >> before and I've haven't used a -bin-DVD.iso before,every attempt so far >> to burn one has produced coasters,what do I do to get an image. >> >> Thanks david > > This is how I burn linux ISO's, rarely results in bad burn. > > As root - > > cdrecord -dev=/dev/scd0 -speed=8 -dao -pad -v whatever.iso > > You might need to change /dev/scd0 depending upon your system, that > works for me with a SATA burner. > > If your iso is not sitting on a separate physical drive from / and > /home, try not to use any apps while the burn is taking place. > > Don't use a faster speed just because your burner supports it, I've > found that the faster the burn the more likely some drives are to reject > it as a boot disk even when the burn process doesn't report any errors, > not sure why. > > If all else fails and you have a second computer, you can burn the small > boot.iso and mount the dvd image on the second computer and make it > available over http. Then boot off of the boot.iso and do a network > install. I frequently do it that way, as I don't see the point in > wasting a DVD-R when the first thing I'm going to do after successful > install is run yum update to replace a lot of the packages. > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > Thanks, I tried cdrecord changing /dev/scd0 to /dev/sr0 and it burnt the same as I have been getting previously,no boot.iso. So I have some 5 coasters that need blanking,what cdrecord command do I use to blank 'dvd+rw's. Thanks david