Splunk Enterprise

Universal Forwarder Local Clock

santosh_sshanbh
Path Finder

I have more than 100 UF deployed and wan to know the date and time of each of the forwarders to be shown in real time basis on a dashboards. How I can read the clock data of a UF on a real time basis?

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nickhills
Ultra Champion

Best practice is that all of your forwarders uses a synchronised time source, in many cases thats likely NTP or the Windows Time Service.

The problem with your question, is how would you trust what a UF thinks its time is vs what it really is.

You would be relying on the UF knowing two times - the real time, and its local time.
You could write a simple scripted input to query a known good time source like an ntp server, and write its result alongside your UF's local time into a logfile and configure your inputs.conf to collect both times so you could compare any drift (but you can expect a few ms difference between the two even on a perfectly synced system)

Then, there is your use of the dreaded phrase "real time". At the risk of running away on a tangent, take a look at this post for reasons why "real-time" in your use case is probably a bad idea.
https://answers.splunk.com/answers/734767/why-are-realtime-searches-disliked-in-the-splunk-w.html

If my comment helps, please give it a thumbs up!
0 Karma

santosh_sshanbh
Path Finder

Thanks for the inputs. QQ, can you share some thoughts on how to get the time of NTP server?

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