How to install letsencrypt for reverse proxy in Ubuntu.
by I am going to install a reverse proxy setup with Jenkins via nginx. In my scenario I am running Jenkins in docker and mapped port …
AWS Solutions Architect Interview Question/Answers.
1. What is AWS CloudTrail? AWS CloudTrail is a logging service by AWS, which logs activities of your AWS resouces. 2. What are the benefits …
AWS Solutions Architect Interview Question/Answers.
1. How is Amazon RDS, DynamoDB and Redshift different? Amazon RDS is a database management service i.e it manages patching, upgrading, backing up of data …
AWS Solutions Architect Interview Question/Answers.
1. Explain how to launch EC2 instance in an Availability Zone? Each region is independent in AWS and further consists of Availability Zones which are …
AWS Solutions Architect Interview Question/Answers.
1. What are the different service models offered by cloud computing? The three different service are: Infrastructure as a Service (IaaS) Platform as a Service …
AWS Solutions Architect Interview Question/Answers.
Que 1: A client has requested a design for a fault tolerant database that can failover between AZs. You have decided to use RDS in …
AWS Solutions Architect Interview Question/Answers.
Que 1: A website runs on a Microsoft Windows server in an on-premises data center. The web server is being migrated to Amazon EC2 Windows …
![How to Fix NOCHANGE: partition 1 could only be grown by -6190792671 [fudge=2048] issue in Linux.](https://devopstechy.online/wp-content/uploads/2021/03/5db658228bb0cf0d47d81f058ad0bab8-700x422.png)
How to Fix NOCHANGE: partition 1 could only be grown by -6190792671 [fudge=2048] issue in Linux.
As we know all cloud providers provide us functionality to increase disk space at any time. Yesterday there was a requirement from client. Where he …
Bash / Linux / Monitoring
How to setup bash script to monitor Nginx service in Linux.
It’s really very tough job for every System Administrator to monitor and debug Linux System Performance problems every day. After being a Linux Administrator in IT industry, I came to know …
How to configure Chroot SFTP user with www-data rights in Ubuntu.
In this tutorial we are going to implement chroot sftp user which have same rights without changing the actual folders/files permissions in ubuntu. For example …
