Splunk Search

stats count for alert

shangshin
Builder

Hi, Our web server is fronted by a load balancer with 3 different VIPs

I am using the search string below to see the stats

sourcetype="access_log" (ip="10.10.10.10" OR ip="11.11.11.11" OR ip="12.12.12.12") | stats count by ip

On the other hand, I would like to get the alert if any of the count is 0.

Can you shed some light on the search string?

Thanks!

Tags (4)
0 Karma
1 Solution

ziegfried
Influencer

A clean approach is to create a CSV lookup file and join it with your given query:

Lookup file in $SPLUNK_HOME/etc/apps/search/lookups/loadbalancers.csv:

ip
10.10.10.10
11.11.11.11
12.12.12.12

Then you should be able to create an alert using the following query:

| inputlookup loadbalancers.csv | join type=outer ip [ search sourcetype="access_log" (ip="10.10.10.10" OR ip="11.11.11.11" OR ip="12.12.12.12") | stats count by ip ] | where NOT count>0

(using the condition "number of events" greater than 0)

View solution in original post

0 Karma

ziegfried
Influencer

A clean approach is to create a CSV lookup file and join it with your given query:

Lookup file in $SPLUNK_HOME/etc/apps/search/lookups/loadbalancers.csv:

ip
10.10.10.10
11.11.11.11
12.12.12.12

Then you should be able to create an alert using the following query:

| inputlookup loadbalancers.csv | join type=outer ip [ search sourcetype="access_log" (ip="10.10.10.10" OR ip="11.11.11.11" OR ip="12.12.12.12") | stats count by ip ] | where NOT count>0

(using the condition "number of events" greater than 0)

0 Karma

shangshin
Builder

Beautiful solution.
Much appreciated!

0 Karma
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