Book Image

Improving Your Splunk Skills

By : James D. Miller, Paul R. Johnson, Josh Diakun, Derek Mock
Book Image

Improving Your Splunk Skills

By: James D. Miller, Paul R. Johnson, Josh Diakun, Derek Mock

Overview of this book

Splunk makes it easy for you to take control of your data and drive your business with the cutting edge of operational intelligence and business analytics. Through this Learning Path, you'll implement new services and utilize them to quickly and efficiently process machine-generated big data. You'll begin with an introduction to the new features, improvements, and offerings of Splunk 7. You'll learn to efficiently use wildcards and modify your search to make it faster. You'll learn how to enhance your applications by using XML dashboards and configuring and extending Splunk. You'll also find step-by-step demonstrations that'll walk you through building an operational intelligence application. As you progress, you'll explore data models and pivots to extend your intelligence capabilities. By the end of this Learning Path, you'll have the skills and confidence to implement various Splunk services in your projects. This Learning Path includes content from the following Packt products: Implementing Splunk 7 - Third Edition by James Miller Splunk Operational Intelligence Cookbook - Third Edition by Paul R Johnson, Josh Diakun, et al
Table of Contents (21 chapters)
Title Page

Using tags to simplify search

Tags allow you to attach a marker to the fields and event types in Splunk. You can then search and report on these tags later. Let's attach a tag to a couple of users who are administrators. Start with the following search:

| top user 

This search gives us a list of our users such as ronnie, tuck, jarde, shelby, and so on:

Let's say that in our group, shelby and steve are administrators. Using a standard search, we can simply search for these two users like this:

sourcetype="impl_splunk_gen" (user=shelby OR user=steve) 

Searching for these two users while going forward will still work. However, if we search for the tag value, we can avoid being forced to update multiple saved queries in the future.

To create a tag, we first need to locate the field:

If the user field isn't already visible...