perfSONAR User Q&A and Other Discussion

[Szymon Trocha <>]

Hi Edward,

W dniu 20.09.2016 o 12:28, Edward Toth pisze:
> Hello,
>
> I recently set up some perfSONAR hosts in our network and so far 
> everything is working very well.
> To be automatically notified if there is a serious drop in throughput 
> or an exceptionally high latency I wanted to create some passive 
> Icinga checks and send the information to the Icinga host. Before 
> writing the checks I wanted to try the nagios checks running on our 
> central management node manually to see how they work and what the 
> output is. However when I tried the throughput nagios check, I always 
> get the following message:
>
> 'PS_CHECK_THROUGHPUT UNKNOWN - Unable to find any tests with data in 
> the given time range where source...'
>
> The command was: '/usr/lib64/nagios/plugins/check_throughput.pl -u 
> https://central.mgmt/esmond/perfsonar/archive -w 0.9: -c 0.5: -r 86400 
> -s sonar.node.1 -d sonar.node.2 -p tcp -4'

This command is correct and under normal conditions should return you data

> This seems weird to me, because the Maddash Dashboard does show test 
> results. Note that I used different time ranges from 6 hours in the 
> past up to several days. It also doesn't matter for which of my 
> perfSONAR nodes I run the check.

This may be the reason for error due to data availability and aggregation.
Let us know if the problem still persists.

> To see if this was a general problem I also tried 
> '/usr/lib64/nagios/plugins/check_owdelay.pl' which returned the 
> expected results, again for all of the nodes.

Yes, but owamp data are collected frequently while throughput only each 
couple of hours.

> I was wondering if you would know of reason which could explain to me 
> why I don't get any throughput information when running the command 
> manually.
>
> FYI: We have several Test nodes throughout the network, which were 
> manually installed and configured using a mesh config file. They are 
> configured in a full mesh, so each node has tests to all the other 
> nodes. The test results are sent to a central management node which 
> has a maddash server running. I used the documentation on 
> perfsonar.net and software.es.net to set everything up.
>
> If you need any more information I will be gad to share it. Also thank 
> you for any help you can offer in advance!
>
> Best regards,
> Edward Toth

Best regards,

--
Szymon Trocha

Poznań Supercomputing & Networking Center
Tel. +48 618582022 ::: http://noc.pcss.pl