on-demand course

Linux Under the Hood

with Sander van Vugt

January 2017

Beginner

9h 36m

English

Pearson

Closed Captioning available in English, Japanese, Korean, Chinese (Simplified), Chinese (Traditional)

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Course outline

Linux Under the Hood: Introduction
1m 40s
Learning objectives
30s
1.1 Understanding the stack
3m 46s
1.2 Understanding the role of the kernel
3m 59s
1.3 Understanding drivers, kernel modules and device files
7m 26s
1.4 Understanding glibc
3m 26s
1.5 Understanding the Linux shell
2m 53s
1.6 Understanding file descriptors
2m 46s
Learning objectives
42s
2.1 Understanding C programs: From source code to binary
5m 48s
2.2 Understanding the role of git
1m 53s
2.3 Do you need to know how to read C?
4m 3s
2.4 Understanding compilers and Makefiles
8m 38s
2.5 Understanding the need for libraries
4m 56s
2.6 Reading bash and other scripts
4m 23s
Learning objectives
37s
3.1 Explaining what is involved: opening a file for read
1m 10s
3.2 Understanding system calls
2m 31s
3.3 Reading about system calls in man
3m 1s
3.4 Understanding library calls
1m 36s
3.5 Understanding the strict separation between userland and kernel land
4m 47s
3.6 Using strace and ltrace
4m 56s
3.7 Understanding signals
3m 2s
Learning objectives
32s
4.1 Generic overview of the boot procedure from BIOS to shell
2m 41s
4.2 The first step: UEFI or BIOS
10m 19s
4.3 The next step: GRUB, GRUB2, LILO, syslinux or something else
5m 7s
4.4 Configuring GRUB2
14m 6s
4.5 Understanding and modifying initramfs
13m 42s
4.6 Understanding init, upstart, systemd
11m 19s
4.7 Understanding systemd and rsyslog logging
8m 49s
4.8 Understanding systemd unit files
6m 18s
4.9 Understanding systemd targets
6m 41s
4.10 Demo: Creating a .service unit file
3m 41s
4.11 Using systemd sockets
3m 54s
4.12 Analyzing systemd performance
2m 10s
Learning objectives
50s
5.1 Understanding Linux storage
3m 45s
5.2 Understanding partitions: MBR or GPTand creating partitions
6m 37s
5.3 Understanding flexible storage: LVM
3m 27s
5.4 Creating LVM logical volumes
11m 56s
5.5 Understanding device mapper
5m 12s
5.6 Creating device mapper storage with dmsetup
4m 18s
5.7 Understanding filesystems and the VFS
1m 44s
5.8 About POSIX and non-POSIX file systems
7m 11s
5.9 Intro to btrfs
8m 46s
5.10 Understanding inode and block allocation
6m 11s
5.11 Understanding FUSE file systems
3m 5s
5.12 Understanding iSCSI storage
2m 34s
5.13 Configuring iSCSI storage
10m 49s
5.14 Understanding working with flash media
1m 57s
Learning objectives
32s
6.1 Understanding and monitoring Linux memory allocation
9m 23s
6.2 Understanding and monitoring page cache
6m 29s
6.3 Understanding active and inactive memory
7m 57s
6.4 Understanding the need to swap
3m 16s
6.5 Configuring and monitoring swap space
4m 37s
6.6 Managing dirty memory
3m 23s
6.7 Understanding cache usage
1m 46s
6.8 Understanding memory leaks
1m 43s
Learning objectives
58s
7.1 Understanding how a process is created
1m 57s
7.2 Understanding processes and threads
7m 2s
7.3 Killing a zombie
5m 51s
7.4 Understanding priorities, schedulers and nice values
9m 8s
7.5 Understanding inter-process communication, sockets, and pipes
5m 17s
7.6 Understanding the D-Bus message interface
2m 34s
7.7 Monitoring processes through /proc
4m 6s
Learning objectives
38s
8.1 Understanding DAC
1m 29s
8.2 Understanding owner-based permissions and file modes
13m 23s
8.3 Understanding capabilities
3m 24s
8.4 The need for MAC
2m 32s
8.5 MAC solutions overview
1m 32s
8.6 Configuring SELinux file access
10m 19s
8.7 Configuring SELinux port access
3m 15s
8.8 Monitoring SELinux
10m 2s
8.9 Handling SELinux exceptions
9m 14s
Learning objectives
31s
9.1 Understanding Linux kernel device interfaces
6m 52s
9.2 Monitoring hardware availability
6m 41s
9.3 Getting hardware information from sysfs
8m 9s
9.4 Understanding udev
8m 21s
9.5 Applying udev rules
4m 11s

Content preview from Linux Under the Hood

11.8 Optimizing data flow

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Linux Kernel Development, Third Edition

Robert Love

Publisher Resources

ISBN: 9780134663500

Linux Under the Hood

with Sander van Vugt

Introduction

Lesson 1: How Linux is organized

Lesson 2: About C code, scripts and compiled programs

Lesson 3: Understanding Linux commands and how they work

Lesson 4: Understanding the Linux boot procedure

Lesson 5: Understanding Linux storage

Lesson 6: Understanding memory management

Lesson 7: Understanding processes

Lesson 8: Security

Lesson 9: Hardware initialization

Lesson 10: Looking closer at the kernel

Lesson 11: Understanding networking

Lesson 12: Performance optimization

Lesson 13: The future of Linux

Summary

Content preview from Linux Under the Hood

11.8 Optimizing data flow

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.