Splunk Search

How extract field and value using rex?

karthi2809
Builder

29-Mar-2023 04:56:35:PM: |CPU Utilization % Average ------- 11

 

Expected result:

11

Labels (1)
Tags (1)
0 Karma

ITWhisperer
SplunkTrust
SplunkTrust
| rex "(?<expected>\d+)$"
0 Karma

karthi2809
Builder

@ITWhisperer 

rex field=_raw "MemoryUsage %(?<MemoryUtilization>[^']+)"

MY result is

------------ 41.4

 

expected result

41.4

0 Karma

ITWhisperer
SplunkTrust
SplunkTrust

If you move the goal posts by providing different examples, you can expect the solution to break. Try something like this (based on the two examples given so far!)

| rex "(?<expected>[\d\.]+)$"
Get Updates on the Splunk Community!

Dashboards: Hiding charts while search is being executed and other uses for tokens

There are a couple of features of SimpleXML / Classic dashboards that can be used to enhance the user ...

Splunk Observability Cloud's AI Assistant in Action Series: Explaining Metrics and ...

This is the fourth post in the Splunk Observability Cloud’s AI Assistant in Action series that digs into how ...

Brains, Bytes, and Boston: Learn from the Best at .conf25

When you think of Boston, you might picture colonial charm, world-class universities, or even the crack of a ...