Alerting

Alert notification whenever any server(s) log not updating more than an hour

Ganesh1
Engager

Hi Team,
I need to configure Splunk alert to notify us in case of no logs updated on given server or many servers more than an hour and below are requirements:

1. Totally 40 servers require monitoring

2. Each server has an average 3 log paths

NOTE: Seen existing solution where config is meant for single server host; I need amicable solution to cover all 40 servers.

Please let me know if anything.

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1 Solution

gcusello
SplunkTrust
SplunkTrust

Hi @Ganesh1 ,

there are many solution to this request in Community,

you have to create a lookup (called e.g. perimeter.csv) containing the 40 hosts to monitor (at least one column "host") and then run every hour something like this:

| tstats count WHERE index=* BY host
| append [ | inputlookup perimeter.csv | eval count=0 | fields host count ]
| stats sum(count) AS total BY host
| where total=0

 Ciao.

Giuseppe

View solution in original post

gcusello
SplunkTrust
SplunkTrust

Hi @Ganesh1 ,

there are many solution to this request in Community,

you have to create a lookup (called e.g. perimeter.csv) containing the 40 hosts to monitor (at least one column "host") and then run every hour something like this:

| tstats count WHERE index=* BY host
| append [ | inputlookup perimeter.csv | eval count=0 | fields host count ]
| stats sum(count) AS total BY host
| where total=0

 Ciao.

Giuseppe

richgalloway
SplunkTrust
SplunkTrust

Finding something that is not there is not Splunk's strong suit.  See this blog entry for a good write-up on it.

https://www.duanewaddle.com/proving-a-negative/

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