Install dlm-controld by entering the following commands in the terminal:
sudo apt update sudo apt install dlm-controld
Description:
Distributed Lock Manager control daemon
DLM is a symmetric general-purpose distributed lock manager. The lock manager itself is a kernel module. . This package contains the control daemon and utility.
Homepage: https://fedorahosted.org/cluster/wiki/HomePage
Version: 4.0.7-1ubuntu2
Section: universe/admin