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Implementing Splunk (Update)

Implementing Splunk (Update)

By : VINCENT BUMGARNER, James D. Miller
4.5 (4)
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Implementing Splunk (Update)

Implementing Splunk (Update)

4.5 (4)
By: VINCENT BUMGARNER, James D. Miller

Overview of this book

If you are a data analyst with basic knowledge of Big Data analysis but no knowledge of Splunk, then this book will help you get started with Splunk. The book assumes that you have access to a copy of Splunk, ideally not in production, and many examples also assume you have administrator rights.
Table of Contents (15 chapters)
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14
Index

Making searches faster


We have talked about using the index to make searches faster. When starting a new investigation, the following few steps will help you get results faster:

  1. Set the time to the minimum time that you believe will be required to locate relevant events. For a chatty log, this may be as little as a minute. If you don't know when the events occurred, you might search a larger time frame and then zoom in by clicking on the timeline while the search is running.

  2. Specify the index if you have multiple indexes. It's good to get into the habit of starting your queries with the index name. For example, index=myapplicationindex error bob.

  3. Specify other fields that are relevant. The most common fields to specify are sourcetype and host. For example, index=myapplicationindex sourcetype="impl_splunk_gen" error bob. If you find yourself specifying the field source on a regular basis, you could probably benefit from defining more source types. Avoid using the sourcetype field to capture...

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