the -b option will not work using an rpm copy of Amanda with modifications. You either configure your installation " --with-maxtapeblocksize=2048" or Dustin suggested to me in a previous post that I take the source RPM and tweak the .spec file. http://archives.zmanda.com/amanda-archives/viewtopic.php?t=4270&sid=ddbf4bc1314a83b9a82550733c64ba33 How are you testing for tapetype? The following link show what I did on LTO-4 and the results: http://archives.zmanda.com/amanda-archives/viewtopic.php?t=4262
