Sometimes when I try to burn an ISO image, the message that "/dev/sr0" cannot be open exclusively appears. lsof does not shows any program that opens "/dev/sr0" (I checked for aliases too).
When I was using DOS and Windows I've seen quite a selection of tools to check optical disks for readability and benchmark an optical drive itself. Most of them were even visualising the results in ...
I have an ISO file, which I burned to a CD. Now how can I check if the CD is correctly created? I would like a command that calculate the hash sum that I can use to check with the hash sum I calculate ...