آموزش هسته لینوکس و سیستم Startup

second in a series of three courses preparing you for the LPIC-2 117-201 exam. This is the second in a series of three courses preparing you for the LPIC-2 117-201 exam by looking in details at the objectives 117-201 and 117-202, the Linux Kernel and System Startup. Care is taken to ensure you have the latest information available as we go beyond the current objectives to look in detail at systemd and GRUB 2. During the demonstration we use CentOS 6.6, CentOS 7, Red Hat 7, and Debian on a Raspberry Pi so you can be assured good coverage of Linux distributions. Introduction 23:38 Introduction 8:56 Making Use of uname 5:04 The Command uname in Action 7:07 Summary 2:31 Linux Kernel Basics 25:05 Introduction and Kernel Documentation 7:14 Understanding Kernel Types and Initial Ram Disks 6:18 Viewing the Kernel and Initial Ram Disks 9:06 Summary 2:26 Compiling a Linux Kernel 38:54 Introduction to Compiling Kernels 4:26 Ensuring the Pre-requisites Are Met 7:22 Understanding the Steps in Compiling a Kernel 4:09 Compiling a Version 3 Kernel 7:18 Kernel Runtime Tools and Troubleshooting 6:08 Using Troubleshooting Tools 7:36 Summary 1:52 System V Init Startup 48:40 Overview of SysVinit 5:20 Understanding the /etc/inittab File 5:17 Understanding Runlevels 3:53 Controlling Runlevels in CentOS and the Raspberry Pi 5:12 What Makes up an Init Script 4:16 Creating Your Own Init Scripts 6:35 Understanding chkconfig and update-rc.d 5:27 Organizing Service Start-up from the Command Line 8:46 Summary 3:50 Understanding Service Control with systemd 47:02 Introduction to systemd 4:51 How Quick Did Your System Start? 2:58 Morphing Runlevels to Targets 6:31 Understanding Service Units 5:29 Managing Services with systemctl 6:54 Creating Service and Path Units 8:03 The systemd Eco-system 9:16 Summary 2:56 System Recovery 1:04:28 Introducing MBR Disks 7:26 Working with MBR Partition Tables 5:01 Introducing GPT Disks 6:41 Working with GPT Disks 5:09 GRUB Legacy 8:05 Understanding and Finding the GRUB Root 3:38 Troubleshooting GRUB Legacy 9:06 Working with GRUB2 10:53 Password Protecting Menus 7:11 Summary 1:14 PXE Boot and Network Installs 43:27 Introduction to SYSLinux Family and ISOLinux 6:38 DNS Caching Server with DNSMasq 3:23 Adding DHCP and PXE Support to DNSMasq 9:14 Configuring PXELinux 8:38 Adding the FTP Installation Server 5:25 PXE Boot to Install CentOS 7 7:40 Summary 2:27