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CentOS system administration essentials : become an efficient CentOS administrator by acquiring real-world knowledge of system setup and configuration /
If you are a Linux administrator who is looking to gain knowledge that differentiates yourself from the crowd, then this is the book for you. Beginners who have a keen interest to learn more about Linux administration will also progress quickly with this resourceful learning guide.
| Clasificación: | Libro Electrónico |
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| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Birmingham, UK :
Packt Publishing,
2014.
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| Colección: | Community experience distilled.
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| Temas: | |
| Acceso en línea: | Texto completo (Requiere registro previo con correo institucional) |
Tabla de Contenidos:
- Cover; Copyright; Credits; About the Author; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Taming vi; CLI trickery
- shortcuts that you will love; Vim and vi; Getting the .vimrc setup the way you like; Search and replace; Learning to remove extraneous comments from a file with a few deft key strokes; Summary; Chapter 2: Cold Starts; The GRUB and MBR; When is the root filesystem not the root filesystem?; Editing stanzas in GRUB; Adding a root entry to a stanza; Adding a kernel entry to a stanza; Adding an initrd entry to a stanza; Working on the GRUB console.
- Protecting the GRUB menu with passwordsBoot splashing with plymouth; Applying different themes; Summary; Chapter 3: CentOS Filesystems
- A Deeper Look; A magician's secret; Hard links; Symbolic links; Special permissions; The SUID bit; The SGID bit; The sticky bit; Naming your pipes; Understanding the command stat; The last access time; The last modified time; The last changed time; Enterprise filesystem shootout; What BTRFS has to offer; Installing BTRFS; Creating BTRFS filesystem; Expanding a BTRFS filesystem; Volume management with BTRFS; Balancing the filesystem.
- Adding an entry to /etc/fstabCreating an RAID1 mirror; Using BTRFS snapshots; Summary; Chapter 4: YUM
- Software Never Looked So Good; Managing software installation with RPM files; Creating your own RPM file; Creating the Plymouth theme; tup.plymouth; tup.script; Creating the theme RPM; Using YUM; YUM plugins; Creating a YUM Repository; /etc/yum.repos.d/; Summary; Chapter 5: Herding Cats
- Taking Control of Processes; Managing services with Upstart; Creating your own Upstart script; Managing processes; Using the pgrep command; Using the pstree command; Using the pkill command.
- Using the pmap commandSummary; Chapter 6: Users
- Do We Really Want Them?; Managing public and private groups; Linux groups; Adding users to groups; Evaluating private group usage; Getent; Quotas; Setting quotas; Scripting user creation; Summary; Chapter 7: LDAP
- A Better Type of User; LDAP concepts; Installing 389-ds; Configuring DNS or hostname records; Setting TCP keepalives; Setting file descriptors; Creating the directory server user and group; The EPEL repository; Installing and configuring 389-ds; Testing the installation; LDAP user account management.
- Adding users using the GUI consoleAdding users from the command line; LDAP authentication; Summary; Chapter 8: Nginx
- Deploying a Performance-centric Web Server; Installing and configuring Nginx; Installing Nginx; Configuring Nginx; Configuring a 404 Document Not Found Error page; Installing PHP; Installing MySQL; Create dynamic web content; Summary; Chapter 9: Puppet
- Now You Are the Puppet Master; Installing the Puppet master; Configuring the firewall; DNS; Network Time Protocol; The Puppet lab repository; Puppet resource; Managing packages, services, and files; Classes.