Yes, its possible to add host entry to known_hosts automatically without give a yes word.

On the previous post we described HAproxy installation, now configure TCP secure connections with Username and password. HAProxy provides an Userlists, Group and User options.

HAProxy is an open source, it's a very fast and reliable solution for Load balancing, high availability and proxying for TCP and HTTP. This is suitable for high traffic websites and the most visited ones.

Zookeeper is an open-source coordination service for distributed applications and can build upon to implement higher level services configuration maintenance, group, naming and synchronization. For more information refer the Zookeeper page.

We have already described the mosquitto brokers installation in Ubuntu and Debian system, this post is installed mosquitto broker automatically by the simple shell script.

If you may received an info message retrying connect to server already tried number of times when running the samza jobs in Linux

Mosquitto is an open source message broker, It's a very lightweight uses a publish/subscribe messages. We have already describe the Mosquitto installation on previous post