Install ruby-seamless-database-pool by entering the following commands in the terminal:
sudo apt update sudo apt install ruby-seamless-database-pool
Description:
support for master/slave database clusters in ActiveRecord
Seamless Database Pool provides a simple way in which to add support for a master/slave database cluster to ActiveRecord to allow massive scalability and automatic failover.
Homepage: http://github.com/bdurand/seamless_database_pool
Version: 1.0.17-1
Section: universe/ruby