Dev Ops

Dev Ops Automation - Ubuntu OS, Centos, MySql, MongoDB, Java, AWS Infrastructure.

Install RabbitMQ and Erlang 23 on Ubuntu 20

Upasana | September 04, 2021 | 2 min read | 552 views

This article will walk you through Erlang 23 and RabbitMQ installation on Ubuntu 20 focal server using apt.

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MySql 8 installation on Ubuntu 20

Upasana | November 19, 2020 | | 24 views

MySql 8 installation on Ubuntu 20, enable security, user creation, grant remote access to a user and firewall configuration

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Install & configure Redis on Ubuntu

Upasana | October 01, 2020 | 3 min read | 103 views

This tutorial demonstrates how to install, configure (memory, systemd, networking), and secure Redis 5.x on Ubuntu 20.04 LTS server.

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Upgrade Jenkins on Ubuntu 18.04 LTS

Upasana | September 30, 2020 | 1 min read | 7,924 views

we will apply minor update to existing Jenkins installation on Ubuntu 18.04 LTS and Ubuntu 20.04 LTS machine.

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Install Cassandra 4 on Ubuntu 20.04

Upasana | July 27, 2020 | 3 min read | 118 views

Apache Cassandra 4 beta came out just few days ago. In this article we will explore how to install Cassandra on Ubuntu 18 and 20.04 LTS server.

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Permanent swap space in Ubuntu

Upasana | July 21, 2020 | 2 min read | 42 views

In this article, we will add file system based additional memory to Ubuntu 20, 1804 LTS operating system using swap file.

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Scp send & receive files on unix

Upasana | July 13, 2020 | 1 min read | 40 views

Scp is widely used unix utility to send and receive files from remote server in a secure fashion. It support password based authentication as well as password less RSA based authentication mechanism.

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Install ElasticSearch 7 on Ubuntu 20.04

Upasana | July 11, 2020 | 3 min read | 385 views

In this tutorial, we will show you how to install single node cluster of ElasticSearch 7.7 on Ubuntu 20.04 LTS and manage it with systemctl.

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Upgrade MySQL from 5.7 to 8 on Ubuntu 18.04

Upasana | December 20, 2019 | 2 min read | 36 views

In this article we will upgrade MySQL on Ubuntu 18.04 LTS from version 5.2.27 to 8.x using command line.

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DevOps interview questions - Basic Concepts, Microservices, Databases, AWS

Upasana | December 02, 2019 | 3 min read | 58 views

Set of interview questions important from devOps point of view. Covers basic networking concepts, database setup and management, microservices concepts, aws concepts, familiarity with monitoring tools.

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