Splunk Search

Plot multiple charts in one report

Shahnoor
Explorer

Hello, I'm trying to sum by groups (I have 2 groups) and then plot them individually and also the sum. I'm using following script to plot group 1.

| fields inbound_rate outbound_rate HOST
| where HOST like "%location_a%"
| addtotals fieldname=a_TPS
| timechart span=5m sum(a_TPS) as a_TPS

This works and sums all the server TPS from location a. Now I have servers in another location (location_b). How can I plot TPS for location a, location b and sum of both?

Thanks.

Labels (2)
0 Karma

yuanliu
SplunkTrust
SplunkTrust

Something like

<your search> host IN (*location_a*, *location_b*)
| fields inbound_rate outbound_rate host
| eval location = if(match(host, "location_a", "location_a", "location_b")) ``` rex is usually more code-economic, split is more efficient, etc ```
| addtotals fieldname=a_TPS
| timechart span=5m sum(a_TPS) as a_TPS by location
| addtotals

Note: I assume that HOST (all caps) is the same field as Splunk's essential field host (all lower-case), therefore accessible in your index search.  Filtering in index search is more performant.  If the HOST field is not accessible in index search, you can still use a where clause; it's just less efficient.  Also, there can be many ways to calculate location but I am showing the least efficient method because I have no details about how location is embedded into host values and what regularities they have. (In my organization, for example, location is indicated in a fixed level of domain names, therefore I do not need match or rex.)

Hope this helps.

0 Karma
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