Sorry for spamming, but I found that above solution is not 100% perfect: It causes warnings in proftpd.log. Instead of removing /var/log/wtmp better write the following directive in /etc/proftpd/proftpd.conf:
WtmpLog off -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1316830 Title: /usr/lib/accountsservice/accounts-daemon :: memory and CPU time leak To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/accountsservice/+bug/1316830/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs