VSFTPD zombie process not being terminated

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http://unix.stackexchange.com – I installed vsftpd and was in the process of configuring it. When I sent the vsftpd server stop command: sudo service vsftpd stop I received: stop: Unknown instance So I went ahead and uninstalled it and rebooted the system sudo apt-get remove --purge vsftpd when I 'stop' vsftpd now it says: vsftpd: unrecognized service If I try 'uninstalling' vsftpd its says: Package vsftpd is not installed, so not removed Issue: But I can still connect to my server using FTP client I cannot somehow believe there is a zombie? process that is not getting killed even after reboot. Can someone pl (HowTos)