Linux Performance Optimization: Red Hat EX436 and LPIC-3 304

MP4 | Video: AVC 1280x720 | Audio: AAC 48KHz 2ch | Duration: 5.5 Hours | 9.97 GB

Genre: eLearning | Language: English

Introduction

Module 1: Performance Tuning Essentials

Lesson 1: Performance Optimization Basics

Learning objectives

1.1 Understanding Performance Tuning

1.2 What do you Want to Accomplish?

1.3 Getting Started

1.4 Using top to Analyze Performance

Lesson 2: Tuning Essentials

Learning objectives

2.1 Understanding Queueing

2.2 Configuring System Tunables

2.3 Managing Kernal Module Parameters

2.4 Working with Tuned

2.5 Managing Custom Tuned Profiles

2.6 Managing Tuna

Lesson 3: Limiting Resource Usage

Learning objectives

3.1 Configuring Ulimit Resource Limits

3.2 Understanding Control Groups

3.3 Integrating Control Groups in systemd

3.4 Managing systemd cgroups

3.5 Managing Slices

Module 2: Gathering Performance Data

Lesson 4: Benchmarking

Learning objectives

4.1 Understanding Benchmarking

4.2 Understanding Units

4.3 Using Benchmarking Tools

4.4 Using awk to Find Relevant Data

4.5 Getting Performance data with sar

4.6 Plotting Data

4.7 Lab: Using gnuplot to show sar data

4.8 Using Performance Co-Pilot

Lesson 5: Profiling

Learning objectives

5.1 Understanding the Need for Profiling

5.2 Understanding What you Need to Know

5.3 Querying Kernel Information

5.4 Hardware Profiling Tools

5.5 Profiling Storage

5.6 Understanding CPU Cache Usage

5.7 Profiling CPU Cache Usage

5.8 Using perf

Lesson 6: Tracing

Learning objectives

6.1 Understanding Tracing

6.2 Tracing System and Library Calls

6.3 Kernel Tracing with ftrace

6.4 Understanding SystemTap

6.5 Installing SystemTap

6.6 Running SystemTap Scripts

6.7 Running Precompiled SystemTap Modules

Module 3: Tuning Specific Workloads

Lesson 7: Tuning for Small Files

Learning objectives

7.1 Understanding I/O Flow

7.2 Understanding Small File Workloads Pt 1

7.3 Understanding Small File Workloads Pt 2

7.3 7.4 Optimizing Disk I/O

7.4 7.5 Selecting the Best Filesystem

7.5 7.6 Managing journaling Options

7.6 7.7 Tuning a Mailserver Workload

Lesson 8: Tuning Memory

Learning objectives

8.1 Understanding Memory Management

8.2 Managing Process Memory

8.3 Finding Memory Leaks

8.4 Using Swap and Cache

8.5 Managing Memory Reclamation

8.6 Managing OOM

8.7 Managing NUMA

Lesson 9: Tuning for CPU-intense Workloads

Learning objectives

9.1 Understanding CPU Features

9.2 Understanding CPU-bound Tasks

9.3 Understanding CPU Scheduling

9.4 Configuring CPU Scheduling

9.5 CPU Pinning

9.6 Balancing Interrupts

9.7 Using Real-time Scheduling

Lesson 10: Tuning File Services

Learning objectives

10.1 Understanding File Services Tuning

10.2 Selecting the Right Tuned Profile

10.3 Managing Fragmentation

10.4 Managing FS Journal Placement

10.5 Aligning a File System to the Disk Geometry

10.6 Understanding Network Performance Challenges

10.7 Tuning Network Interface Performance

10.8 Tuning Network Queues

10.9 Managing TCP- / UDP-related Tunables

10.10 Managing Network Link Aggregation

Lesson 11: Database Workload Tuning

Learning objectives

11.1 Understanding Database Server Workload

11.2 Managing Inter Process Communication (IPC)

11.3 Managing Huge Pages

11.4 Overcommitting Memory

Lesson 12: Tuning Power Usage

Learning objectives

12.1 Using Generic Power-saving Strategies

12.2 Linux Power Consumption Strategies

12.3 Understanding Power States

12.4 Profiling Power Usage

12.5 Managing cpufreq

Lesson 13: Tuning Virtualization

Learning objectives

13.1 Using Tuned

13.2 CPU Pinning

13.3 Using Kernel Samepgage Merging (KSM)

13.4 Virtual Machines and Cgroups

13.5 Virtual Machine Storage

Lesson 14: Sample Exam

Learning objectives

14.1 Questions

14.2 Collecting Data with sar

14.3 Analyzing Cache Performance

14.4 Managing Huge Pages

14.5 Analyzing File System Performance

14.6 Managing Swap

14.7 Optimizing Large Writes

14.8 Analyzing I/O

14.9 Analyzing Performance Data

14.10 Managing Network Buffers

14.11 Managing User Limitations

14.12 Managing System Resource Access

14.13 Analyzing System Cells

14.14 Managing Shared Memory

14.15 Managing Kernel Module Options

14.16 Analyzing Hardware Capabilities