The experience of inheriting
a Nagios monitored environment
Anna-Sofia Lejman
anna-sofia.lejman@vixtechnology.com
About me
From Sweden
Been into IT since 1999
Works at
VIX Technology
Supporter of
Nordic Garrison
CRazy cat lady
Starter Kit
Agenda
Agenda
Implementing Nagios
Conclusions
Tips and tricks
Questions
Implementing Nagios
-The background
Vix Technology
Ticket validation
Current Range of iValTM Devices
Processor Boards
– Viper Processor Board
Bus Computers
– DC Range (...
Why Nagios?
Automation
of manual checks
Measuring
service uptime
Monitoring 24/7
Automatic
incident Creation
Implementing Nagios
-The Project
Implementation
Developing
testing
Implementing
Into
production
Oops!
What happened next?
Ok, not that bad
errors in Checks
Errors in
Specs
Thresholds
too low
Incidents!
What to do?
Troubleshoot
Call the developer
Request help
from developer teams
Manager
OK NOW What?
Servicedesk hero
Incident
levels Down
Access To
A developer
Fixed it - all good nao
GOT IT
Working!
happily
ever
after!
Set &
Forget
Or…???
maintenance
Conclusions
What did we Learn?
START with firewall ports / VPN connections.
access to a test environment
experienced tester.
Test ...
Think the checks through
very clear specifications
Remember:
Every 5 minutes
More lessions learned
A good programmer
Plan for THE aftermath,
log book &
Script Repository
Plan for improvements
But
most important
of all
No 1
Tips & tricks
Basic troubleshooting
Run check locally on host
( In solaris : as nagios USER + root )
RUN “Test check command”
in con...
Heeelp!!!
where to find info as a beginner:
FAQs
Nagios Library
NSClient++
FAQ
Nagios FAQs
http://support.nagios.com/knowledgebase/faqs/
The Library
Nagios XI Library http://library.nagios.com/library/products/nagiosxi
Nagios support forum
Nagios Documenta...
Nsclient++
NSClient++
http://www.nsclient.org/
The internetz
Google is your friend
( just doublecheck the Nagios version )
Questions?
All typo:s are attributed to lolcat lingo!
Thank you!
Anna-Sofia Lejman
anna-sofia.lejman@vixtechnology.com
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Nagios Conference 2014 - Anna-Sofia Lejman - The Experience of Inheriting a Nagios Monitored Environment

Anna-Sofia Lejman's presentation on The Experience of Inheriting a Nagios Monitored Environment. The presentation was given during the Nagios World Conference North America held Oct 13th - Oct 16th, 2014 in Saint Paul, MN. For more information on the conference (including photos and videos), visit: http://go.nagios.com/conference
Published on: Mar 3, 2016
Source: www.slideshare.net


Transcripts - Nagios Conference 2014 - Anna-Sofia Lejman - The Experience of Inheriting a Nagios Monitored Environment

  • 1. The experience of inheriting a Nagios monitored environment Anna-Sofia Lejman anna-sofia.lejman@vixtechnology.com
  • 2. About me From Sweden Been into IT since 1999 Works at VIX Technology Supporter of Nordic Garrison CRazy cat lady
  • 3. Starter Kit
  • 4. Agenda
  • 5. Agenda Implementing Nagios Conclusions Tips and tricks Questions
  • 6. Implementing Nagios -The background
  • 7. Vix Technology
  • 8. Ticket validation Current Range of iValTM Devices Processor Boards – Viper Processor Board Bus Computers – DC Range (Driver Console) – TP Range (Ticket Processor) – EB Range (Bus Computer) Patron Devices – CP Range (Card Processor) – CR Range (Card Reader) – V Range (Combination Validator) – ST Range (Platform Validator) – PCP Range (Platform Validator)
  • 9. Why Nagios? Automation of manual checks Measuring service uptime Monitoring 24/7 Automatic incident Creation
  • 10. Implementing Nagios -The Project
  • 11. Implementation Developing testing Implementing Into production Oops!
  • 12. What happened next?
  • 13. Ok, not that bad errors in Checks Errors in Specs Thresholds too low Incidents!
  • 14. What to do? Troubleshoot Call the developer Request help from developer teams Manager
  • 15. OK NOW What? Servicedesk hero Incident levels Down Access To A developer
  • 16. Fixed it - all good nao GOT IT Working! happily ever after! Set & Forget Or…???
  • 17. maintenance
  • 18. Conclusions
  • 19. What did we Learn? START with firewall ports / VPN connections. access to a test environment experienced tester. Test thoroughly.
  • 20. Think the checks through very clear specifications Remember: Every 5 minutes
  • 21. More lessions learned A good programmer Plan for THE aftermath, log book & Script Repository Plan for improvements
  • 22. But most important of all
  • 23. No 1
  • 24. Tips & tricks
  • 25. Basic troubleshooting Run check locally on host ( In solaris : as nagios USER + root ) RUN “Test check command” in console Check HOST config files Solaris: /etc/nagios/nrpe.cfg Windows: C:Program FilesNSClient++NSC.ini Check HOST logs Solaris: /var/adm/nrpe Windows: C:Program FilesNSClient++nsclient.log /etc/nagios/nrpe.cfg /etc/nagios/nrpe.cfg
  • 26. Heeelp!!! where to find info as a beginner: FAQs Nagios Library NSClient++
  • 27. FAQ Nagios FAQs http://support.nagios.com/knowledgebase/faqs/
  • 28. The Library Nagios XI Library http://library.nagios.com/library/products/nagiosxi Nagios support forum Nagios Documentation User and Administrator manuals
  • 29. Nsclient++ NSClient++ http://www.nsclient.org/
  • 30. The internetz Google is your friend ( just doublecheck the Nagios version )
  • 31. Questions? All typo:s are attributed to lolcat lingo!
  • 32. Thank you! Anna-Sofia Lejman anna-sofia.lejman@vixtechnology.com

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