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

Backing up indexes

So far, we have created indexes and stored information in buckets, and modified their configurations in the .conf file. What if the underlying hardware fails and you have critical data and files that cannot be lost? To restore your Splunk instance to its original state, a backup procedure must be set up. For the certification exam, it is important to know which folders of the Splunk installation to back up. The following two essential folders need to be backed up:

  • The $SPLUNK_DB directory: $SPLUNK_HOME/var/lib/splunk/

Hot buckets cannot be backed up while Splunk is running; instead, a snapshot can be taken incrementally, and you can take a backup of the snapshot

  • The $SPLUNK_HOME/etc directory: This contains apps, user configurations, system configuration files, and licenses

In Splunk, the $SPLUNK_HOME/etc directory is a critical directory that contains configuration files and settings that control the behavior of the entire Splunk deployment...