How can I optimize my Splunk queries for better performance?

[sajjadali1122]

I’m experiencing slow performance with my Splunk queries, especially when working with large datasets. What are some best practices or techniques I can use to optimize my searches and improve response times? Are there specific commands or settings I should focus on?

[Jawahir]

This YouTube video on Search Optimization in Splunk is highly useful

https://www.youtube.com/watch?v=U3A1zxag_lc

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[gcusello]

Hi @sajjadali1122 ,

you did a very large question,

briefly, at first restrict as max as possible the time range of your search, avoid commands as join or transaction and be sure to have a performant storage (at least 800 IOPS bettere much more!).

Then, if you have a large set of data you can use some acceleration methods that you can find described at 

https://docs.splunk.com/Documentation/SplunkCloud/8.1.12/Knowledge/Aboutdatamodels

https://docs.splunk.com/Documentation/SplunkCloud/9.2.2406/Knowledge/Usesummaryindexing

https://docs.splunk.com/Documentation/SplunkCloud/8.1.12/Report/Acceleratereports

https://www.youtube.com/watch?v=c13phau6zxg

https://docs.splunk.com/Documentation/Splunk/9.3.1/Knowledge/Acceleratetables

and so on searching "accelerate" on Google.

In few words, you can use a summary index in which you store the results of a scheduled search, so you can search on a reducted record or already grouped data.

Or, if you have to search on structured data, you could use accelerated Data Models.

Ciao.

Giuseppe