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How to get standard deviation of daily maximum over x days per event criteria?

duncan
Observer

Gudde Muergen!

I'm quite new to Splunk, so I'm having difficulties figuring out how to do this search properly.

Here's a small snippet of events:

mc1_date mc1_time mc1_system mc1_catalog mc1_adds mc1_updates mc1_gets mc1_getupd mc1_deletes
15.12.2022 08:05:05 SYSS1 CATALOG.MASTER.SYSS1 0 0 5081 0 0
14.12.2022 08:05:16 SYSS1 CATALOG.MASTER.SYSS1 0 0 5012 0 0
13.12.2022 10:05:12 SYSS1 CATALOG.MASTER.SYSS1 0 0 6719 0 0
12.12.2022 08:05:12 SYSS1 CATALOG.MASTER.SYSS1 0 0 5051 0 0
11.12.2022 08:05:03 SYSS1 CATALOG.MASTER.SYSS1 0 0 5008 0 0
10.12.2022 08:05:08 SYSS1 CATALOG.MASTER.SYSS1 0 0 5012 0 0
09.12.2022 14:05:16 SYSS1 CATALOG.MASTER.SYSS1 0 0 11387 0 0

 

The table above contains the max daily mc1_gets values for CATALOG.MASTER.SYSS1 on SYSS1 from the last 7 days.
The whole sourcetype contains hourly data with multiple systems and multiple catalogs per system.

What I need is a way to get, per catalog, per system, the standard deviation of the daily max values of mc1_gets over a span of 7 days (or more).

The output data for the table above should look something like this in the end:

mc1_system mc1_catalog mc1_gets
SYSS1 CATALOG.MASTER.SYSS1 2380.05

 

Any help would be much appreciated!

Mat beschte Gréiss,
Duncan Hagen

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