LINUX ONLINE TRAINING NareshIT

1. LINUX ONLINE TRAINING Introduction: Linux, an open-source operating system, has become the backbone of modern computing infrastructure. With its robustness, scalability, and flexibility, Linux powers a wide range of devices, from smartphones to servers. This advanced-level training article aims to delve deeper into Linux, equipping you with the knowledge and skills needed to navigate and optimize Linux systems at an expert level. Whether you are a seasoned Linux user or a system administrator looking to enhance your proficiency, this article will take you on a comprehensive journey through advanced Linux concepts, administration techniques, and troubleshooting strategies. ➢Table of Contents: 1.Kernel and System Initialization ❖Understanding the Linux kernel ❖Boot process and system initialization ❖Customizing kernel parameters ❖Kernel module management 2. Filesystem Management ❖Advanced file permissions and ownership ❖Managing disk quotas ❖Implementing file system encryption ❖Logical Volume Management (LVM) and RAID 3. Process Management and Job Scheduling ❖Advanced process management and monitoring ❖Signal handling and process communication ❖Job scheduling with cron and at ❖Understanding process priorities and resource utilization 4. Network Configuration and Services ❖Advanced network configuration using ifconfig, ip, and netplan ❖Network bonding and teaming ❖Firewall setup with iptables ❖Configuring network services (DHCP, DNS, NTP) 5. Security and Access Control ❖Securing Linux systems with SELinux and AppArmor ❖Implementing mandatory access control (MAC) ❖Advanced user and group management ❖SSH hardening and key-based authentication https://nareshit.com/linux-online-training/

2. 6. System Performance Optimization ❖Monitoring system performance with top, vmstat, and sar ❖Kernel tuning and optimizing system parameters ❖Analyzing system bottlenecks and performance profiling ❖Troubleshooting system slowdowns and crashes 7. Containerization and Virtualization ❖Docker container management and orchestration ❖Virtualization with KVM and QEMU ❖Managing virtual machines with libvirt ❖Advanced networking in virtualized environments 8. System Monitoring and Logging ❖Setting up centralized logging with syslog ❖Log analysis with tools like logrotate and journalctl ❖Monitoring system metrics with Prometheus and Grafana ❖Creating custom monitoring scripts and alerts 8. Advanced Shell Scripting ❖Mastering shell scripting with Bash ❖Writing robust and efficient scripts ❖Manipulating text and data processing ❖Automating system administration tasks 9. High Availability and Load Balancing ❖Setting up high availability clusters with Pacemaker ❖Load balancing with Nginx and HAProxy ❖Ensuring fault tolerance with heartbeat and fencing ❖Implementing failover and resource management ❖Kernel and System Initialization: This section focuses on understanding the Linux kernel, the core component of the operating system. It covers the boot process and system initialization, including customizing kernel parameters and managing kernel modules. ❖Filesystem Management: Advanced file permissions and ownership are explored, along with topics like disk quotas, file system encryption, and advanced disk management techniques such as Logical Volume Management (LVM) and RAID. ❖Process Management and Job Scheduling: This section delves into advanced process management and monitoring, covering topics like signal handling, inter-process communication, and job scheduling using tools like cron and at. It also explains process priorities and resource utilization. ❖Network Configuration and Services: Advanced network configuration is covered, including the use of tools like ifconfig, ip, and netplan. Additionally, network bonding and teaming, firewall setup with iptables, and configuring network services such as DHCP, DNS, and NTP are discussed. ❖Security and Access Control: This section focuses on securing Linux systems, covering topics such as SELinux and AppArmor for enforcing access control policies. It also explores advanced user and group management, SSH https://nareshit.com/linux-online-training/

3. hardening, and key-based authentication. ❖System Performance Optimization: Here, you'll learn about monitoring system performance using tools like top, vmstat, and sar. The section covers kernel tuning, optimizing system parameters, analyzing system bottlenecks, and troubleshooting system slowdowns and crashes. ❖Containerization and Virtualization: This section explores containerization using Docker, including container management and orchestration. It also covers virtualization using KVM and QEMU, managing virtual machines with libvirt, and dealing with advanced networking in virtualized environments. ❖System Monitoring and Logging: The focus here is on setting up centralized logging using syslog, analyzing logs with tools like logrotate and journalctl, monitoring system metrics using Prometheus and Grafana, and creating custom monitoring scripts and alerts. ❖Advanced Shell Scripting: This section delves into mastering shell scripting with Bash, covering topics like writing efficient scripts, text manipulation, and automating system administration tasks. ❖High Availability and Load Balancing: The final section covers setting up high availability clusters with Pacemaker, load balancing using tools like Nginx and HAProxy, ensuring fault tolerance with heartbeat and fencing, and implementing failover and resource management. Each concept builds upon the previous ones, offering an in-depth understanding of advanced Linux administration and troubleshooting techniques. ❖Conclusion: By reaching the end of this advanced Linux training article, you have acquired an extensive understanding of Linux internals, system administration, and troubleshooting techniques. Armed with this knowledge, you can confidently navigate the intricate world of Linux systems, optimize performance, enhance security, and effectively manage complex infrastructures. Keep exploring and experimenting, as Linux offers endless possibilities for customization and innovation. ❖Why Choose Naresh IT ✓Training sessions led by instructors. ✓Expert Trainers. ✓Industry Pacific Scenarios ✓Flexible Schedules. ✓E-Learning Sessions ✓24/7Support https://nareshit.com/linux-online-training/