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Oracle Solaris 11 Advanced Administration Cookbook

You're reading from Oracle Solaris 11 Advanced Administration Cookbook

Product type Book

Published in Oct 2014

Publisher

ISBN-13 9781849688260

Pages 478 pages

Edition 1st Edition

Languages

Concepts

System Administration

Author (1):

Alexandre Borges

Table of Contents (17) Chapters

Oracle Solaris 11 Advanced Administration Cookbook

Credits

About the Author

Acknowledgments

About the Reviewers

www.PacktPub.com

Preface

1. IPS and Boot Environments

2. ZFS

3. Networking

4. Zones

5. Playing with Oracle Solaris 11 Services

6. Configuring and Using an Automated Installer (AI) Server

7. Configuring and Administering RBAC and Least Privileges

8. Administering and Monitoring Processes

9. Configuring the Syslog and Monitoring Performance

Index

Playing with the ZFS swap

One of the toughest jobs in Oracle Solaris 11 is to calculate the optimal size of the swap area. Roughly, the operating system's virtual memory is made from a sum of RAM and swap, and its correct provisioning helps the application's performance. Unfortunately, when Oracle Solaris 11 is initially installed, the correct swap size can be underestimated or overestimated, given that any possible mistake can be corrected easily. This section will show you how to manage this issue.

Getting ready

This recipe requires a virtual machine (VMware or VirtualBox) with Oracle Solaris 11 installed and 4 GB RAM. Additionally, it's necessary to have access to eight 4 GB disks.

How to do it…

According to Oracle, there is an estimate during the installation process that Solaris needs around one-fourth of the RAM space for a swap area in the disk. However, for historical reasons, administrators still believe in the myth that swap space should be equal or bigger than twice the RAM size for...

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Authors (1)

Alexandre Borges

Alexandre Borges is an Oracle ACE in Solaris and has been teaching courses on Oracle Solaris since 2001. He worked as an employee and a contracted instructor at Sun Microsystems, Inc. until 2010, teaching hundreds of courses on Oracle Solaris (such as Administration, Networking, DTrace, and ZFS), Oracle Solaris Performance Analysis, Oracle Solaris Security, Oracle Cluster Server, Oracle/Sun hardware, Java Enterprise System, MySQL Administration, MySQL Developer, MySQL Cluster, and MySQL tuning. He was awarded the title of Instructor of the Year twice for his performance teaching Sun Microsystems courses. Since 2009, he has been imparting training at Symantec Corporation (NetBackup, Symantec Cluster Server, Storage Foundation, and Backup Exec) and EC-Council [Certified Ethical Hacking (CEH)]. In addition, he has been working as a freelance instructor for Oracle education partners since 2010. In 2014, he became an instructor for Hitachi Data Systems (HDS) and Brocade. Currently, he also teaches courses on Reverse Engineering, Windows Debugging, Memory Forensic Analysis, Assembly, Digital Forensic Analysis, and Malware Analysis. Alexandre is also an (ISC)2 CISSP instructor and has been writing articles on the Oracle Technical Network (OTN) on a regular basis since 2013.

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