Perl and BerkleyDB
In our Mailservers (Postfix) we use a lot of policy-servers, which are custom perl servers, eg granting sender permissions to external mailservers or building live-statistics of mail throughput. However, i recently ran into some problems starting one of those which uses a berkley database backend (aka bdb via BerkleyDB and BerkeleyDB::Env with DB_INIT_MPOOL from CPAN). [...]