*Logging* There is /etc/conf.d/mythfrontend on Gentoo, which sets the syslog parameter. And one for backend. MYTHBACKEND_OPTS="--nologserver"

*Database* To delete unwanted hosts fro mythconverg data base

mysql> SELECT DISTINCT hostname FROM settings;

will show you the various hostnames/identifiers with settings.

mysql> DELETE FROM settings WHERE hostname = 'identifier';

will delete all settings for the machine using the chosen identifier.

*To update videos from the cli* mythutil --scanvideos