Would you mind updating the version of maatkit in rawhide to version 6457? It fixes quite a few issues I'm running into.
I've built the new version for rawhide. I'll also update F13 to the 6457.
maatkit-6457-1.fc13 has been submitted as an update for Fedora 13. http://admin.fedoraproject.org/updates/maatkit-6457-1.fc13
maatkit-6457-1.fc13 has been pushed to the Fedora 13 testing repository. If problems still persist, please make note of it in this bug report. If you want to test the update, you can install it with su -c 'yum --enablerepo=updates-testing update maatkit'. You can provide feedback for this update here: http://admin.fedoraproject.org/updates/maatkit-6457-1.fc13
maatkit-6457-1.fc13 has been pushed to the Fedora 13 stable repository. If problems still persist, please make note of it in this bug report.