Introduction. xxiv Part I: System Management CHAPTER 1: Linux Fundamentals. 1 Filesystem Hierarchy Standard (FHS). 1 Basic Boot Process. 3 Kernel Panic. 10 Device Types in /dev. 10 Basic Package Compilation from Source. 13 .
/configure. 13 make. 15 make install. 16 Storage Concepts. 16 Listing Hardware Information. 22 CHAPTER 2: Manage Files and Directories. 27 File Editing. 27 File Compression, Archiving, and Backup.
36 File Metadata. 41 Soft and Hard Links. 43 Copying Files Between Systems. 46 File and Directory Operations. 49 CHAPTER 3: Configure and Manage Storage Using the Appropriate Tools. 57 Disk Partitioning. 57 Mounting Local and Remote Devices. 61 Filesystem Management.
66 Monitoring Storage Space and Disk Usage. 70 Creating and Modifying Volumes Using Logical Volume Manager (LVM). 71 Inspecting RAID Implementations. 75 Storage Area Network (SAN)/Network-Attached Storage (NAS). 78 Storage Hardware. 82 CHAPTER 4: Configure and Use the Appropriate Processes and Services. 85 System Services. 85 Scheduling Services.
90 Process Management. 97 CHAPTER 5: Use the Appropriate Networking Tools or Configuration Files. 113 Interface Management. 113 Name Resolution. 122 Network Monitoring. 127 Remote Networking Tools. 132 CHAPTER 6: Build and Install Software. 139 Package Management.
139 Sandboxed Applications. 149 System Updates. 150 Part II: Security CHAPTER 7: Manage Software Configurations. 155 Updating Configuration Files. 155 Configure Kernel Options. 158 Configure Common System Services. 165 Localization. 172 CHAPTER 8: Security Best Practices in a Linux Environment.
177 Managing Public Key Infrastructure (PKI) Certificates. 177 Certificate Use Cases. 181 Authentication. 181 Linux Hardening. 188 CHAPTER 9: Implement Identity Management. 201 Account Creation and Deletion. 201 .bashrc.
212 Account Management. 212 CHAPTER 10: Implement and Configure Firewalls. 219 Firewall Use Cases. 219 Common Firewall Technologies. 221 Key Firewall Features. 223 CHAPTER 11: Configure and Execute Remote Connectivity for System Management. 227 SSH. 227 Executing Commands as Another User.
235 CHAPTER 12: Apply the Appropriate Access Controls. 241 File Permissions. 241 Security-Enhanced Linux (SELinux). 243 AppArmor. 247 Command-Line Utilities. 250 Part III: Scripting, Containers, and Automation CHAPTER 13: Create Simple Shell Scripts to Automate Common Tasks. 265 Shell Script Elements. 265 Common Script Utilities.
286 Environment Variables. 298 Relative and Absolute Paths. 302 CHAPTER 14: Perform Basic Container Operations. 305 Container Management. 305 Container Image Operations. 312 CHAPTER 15: Perform Basic Version Control Using Git. 317 Introduction to Version Control and Git. 317 clone.
321 push. 323 pull. 324 commit. 324 add. 325 branch/checkout. 325 tag. 329 gitignore. 330 CHAPTER 16: Common Infrastructure as Code Technologies.
333 File Formats. 334 Utilities. 335 Continuous Integration/Continuous Deployment (CI/CD). 338 Advanced Git Topics. 339 CHAPTER 17: Container, Cloud, and Orchestration Concepts. 343 Kubernetes Benefits and Application Use Cases. 344 Single-Node, Multicontainer Use Cases. 346 Container Persistent Storage.
346 Container Networks. 347 Service Mesh. 349 Bootstrapping. 350 Container Registries. 350 Part IV: Troubleshooting CHAPTER 18: Analyze and Troubleshoot Storage Issues. 353 High Latency. 353 Input/Output Operations per Second (IOPS) Scenarios. 354 Capacity Issues.
355 Filesystem Issues. 358 I/O Scheduler. 359 Device Issues. 360 Mount Option Problems. 363 CHAPTER 19: Analyze and Troubleshoot Network Resource Issues. 365 Network Configuration Issues. 365 Firewall Issues. 367 Interface Errors.
367 Bandwidth Limitations. 373 Name Resolution Issues. 374 Testing Remote Systems. 375 CHAPTER 20: Analyze and Troubleshoot Central Processing Unit (CPU) and Memory Issues. 379 Runaway Processes. 379 Zombie Processes. 380 High Load Average. 383 High Run Queues.
384 CPU Times. 384 CPU Process Priorities. 384 Memory Exhaustion. 385 Out of Memory (OOM). 385 Swapping. 386 Hardware. 388 CHAPTER 21: Analyze and Troubleshoot User Access and File Permissions. 397 User Login Issues.
397 User File Access Issues. 400 Password Issues. 404 Privilege Elevation. 405 Quota Issues. 405 CHAPTER 22: Use systemd to Diagnose and Resolve Common Problems with a Linux System. 411 Unit Files. 412 Common Problems. 429 9780137898558, TOC, 8/11/2022.