Two things that Arkeia doesn't do by default: Have a facility to 'write over whatever tape is in the drive', and eject the tape when it's finished.
So, in the Advanced Options of your Periodic Backup, set the pre-backup command to
arkc -tape -recycle -D name=
Fatal Error:lib/CachedMarkup.php (In template 'browse' < 'body' < 'html'):257: Error: Pure virtual
lib/InlineParser.php:336: Warning: Invalid [] syntax ignored: [[`arkc -drive -read -D \
- name=__drivename | sed -e 's/tpname=//g'`]
Fatal PhpWiki Error
lib/CachedMarkup.php (In template 'browse' < 'body' < 'html'):257: Error: Pure virtual