Book Image

Splunk 9.x Enterprise Certified Admin Guide

By : Srikanth Yarlagadda
Book Image

Splunk 9.x Enterprise Certified Admin Guide

By: Srikanth Yarlagadda

Overview of this book

The IT sector's appetite for Splunk and skilled Splunk developers continues to surge, offering more opportunities for developers with each passing decade. If you want to enhance your career as a Splunk Enterprise administrator, then Splunk 9.x Enterprise Certified Admin Guide will not only aid you in excelling on your exam but also pave the way for a successful career. You’ll begin with an overview of Splunk Enterprise, including installation, license management, user management, and forwarder management. Additionally, you’ll delve into indexes management, including the creation and management of indexes used to store data in Splunk. You’ll also uncover config files, which are used to configure various settings and components in Splunk. As you advance, you’ll explore data administration, including data inputs, which are used to collect data from various sources, such as log files, network protocols (TCP/UDP), APIs, and agentless inputs (HEC). You’ll also discover search-time and index-time field extraction, used to create reports and visualizations, and help make the data in Splunk more searchable and accessible. The self-assessment questions and answers at the end of each chapter will help you gauge your understanding. By the end of this book, you’ll be well versed in all the topics required to pass the Splunk Enterprise Admin exam and use Splunk features effectively.
Table of Contents (17 chapters)
Part 1: Splunk System Administration
Part 2:Splunk Data Administration
Chapter 12: Self-Assessment Mock Exam

Understanding conf file precedence

$SPLUNK_HOME/etc is the parent directory where all conf files exist in a typical Splunk Enterprise installation. A configuration file can be created in more than one place under this parent directory. You might be wondering why there is a need to have the same type of file in multiple places.

The ability to configure settings at various levels within Splunk provides flexibility to administrators, developers, and users to customize the platform according to their specific needs. This flexibility allows for precise control over individual apps and user experiences. The precedence of files that have the same stanza names in multiple directories is determined by Splunk. Precedence is covered later in this section.

By default, Splunk Enterprise ships all the system-wide configurations under the $SPLUNK_HOME/etc/system/default directory, which is not supposed to be altered. So, it is suggested that if a change to a conf file under the /default directory...