Sorts of Files in Linux Regular files: they contain normal data – Text files – Executable files or programs – Input for a program or output from a program Directories: files that are lists of other files. Special files: the
Previous: Everything in Linux is a file What is partition? We use partition to store different data in different harddisk regions. The regions can be managed separately. Partitioning can protect our data in other partitions if one of the partitions
Linux Basic Linux Concepts Linux Kernel Linux has a clear separation between user and kernel portions. Only essential features inside Operating Systems. Processes are unit of scheduling and protection. Editors, command interpreters (“Shell), compilers, etc. are just processes. All I/O
Puppet Chef Ansible
CI Principles CD Principles CI/CD Software Gitlab CI Teamcity Jenkins Infrastructure as code principles
Linux Docker Basics Linux netfilter Linux Capabilities Netlink SELinux CGGroups V2 Namespaces Apparmor Docker Docker Orchestration Nomad Kubernetes Docker compose Docker Swarm Linux LVM
Linux Basic Linux Concepts Linux Standard Base (LSB) The goal of the LSB is to develop and promote a set of open standards that will increase compatibility among Linux distributions and enable software applications to run on any compliant system even
Object Oriented Programming Python Module, Package DevOps and Programming Languages If you are Dev, you have to learn Ops. If you are Ops, you have to learn Dev. Basic Usage of Git BASH Programming Built-in Commands Redirections Functions Quoting Features
1. Programming Languages Popular Programming Languages in 2021: Python, Golang, Javascript, Ruby 2. Server (Operating System) Administration Popular Server Operating System in 2021: Linux Administration I Linux Administration II Linux, Unix, Windows 3. Network and Security TCP/IP Protocols: DNS, HTTP/s,
To understand DevOps, we have to understand Devlopment and Operations first. In a traditional IT environment, development (DEV), IT Operations (IT OPS) and Quality Assurance (QA) are three different teams. Development team is responsible for the application devlopment, Quality Assurance
