High Availability (HA) simply refers to the quality of a system to operate continuously without failure for a long period of time. HA solutions can be implemented using hardware and software, and one of the common solutions to implementing HA is clus...
Boost Your Online Privacy with OpenVPN on Ubuntu
Prometheus is a monitoring solution for storing time series data like metrics. Grafana allows visualizing the data stored in Prometheus (and other sources). The Alertmanager handles alerts sent by client applications such as the Prometheus server. It...
MongoDB, the database for modern applications. If you are not familiar with MongoDB, its a general purpose, document based, distributed database. What are we building ? MongoDB Replica Sets are Groups of mongod processes that maintain the same datase...
WebSockets were introduced to open two-way interactive communication sessions, between a client and a server. This paved the way for event-driven responses, such as notifying a user of new content without refreshing the page. Dealing with WebSockets ...
GLUSTERFS INSTALLATION in UBUNTU and CENTOS GlusterFS is an open-source, distributed file system that is designed to scale to multiple petabytes of storage. It uses a client-server architecture that allows for deployment across physical, virtual, and...
