Sum aggregation : CSV file parsed using ELK, looking for a way to get a sum value of CPU, Memory & Disk utilized across the cluster

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I am new to ELK, looking for help.

I have csv data of Virtual machines Inventory in a csv file, while visualizing the data.

Can anybody help me with getting sum value of CPU, Memory and Disk used?

Example:

Error:

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Anyways I found the solution.

Changed the data type using "mutate" as to "integer" while parsing the data through logstash.

Sum aggregation works fine now :slight_smile:

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