The document discusses monitoring systems and alerts. It notes that monitoring is important for both IT and business reasons. It provides examples of using checks like check_disk and check_load to monitor disk usage and CPU load. It also discusses integrating monitoring tools like Nagios and Naemon with other solutions to improve monitoring.

1. WrongWhy we do

2. …frustration… devnotops

11. Pleasedon’t be angry! Some times I am busy

15. TAKE:1

16. check_disk-w 80 –c 90

17. Slack-w 80 –c 901gb1tb1pb0.2g219g225 179g

18. Better? -w $ARG1$ 1gb1tb1pb0.2g22g2 251g80% 98% 99,8% Magic?

19. 050010001500200025003000ValueWarningCriticalThe problemThe first alertOn call staff alertedLost timeThings went bad!

20. 050010001500200025003000ValueWarningCriticalThe problemThe first alertOn call staff alertedLost time

21. No Slack-w trend-line1gb1tb1pb0g0g0g

22. Works With Everything! Magic?

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24. planningWhat aboutCapacityBounds?

25. Alarm clock

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2500WarningCriticalHDD 1HDD 2FullHow long? > 80% > 90%

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2500WarningCriticalHDD 1HDD 2Fullwarn=full in less than x weeks

28. Photo Credit Howard DickinsAlarm clock2 hours before work

29. 050010001500200025003000ValueWarningCriticalThe first alertOn call staff alerted

30. No basic math! Magic?

32. check_disk-w 80 –c 90

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2500ValueWarningCriticalBackupcheck_diskcheck_disk_backup

34. 0
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2500ValueWarningCriticalcheck_diskwarn=usage>80% and not_backupBackup

35. No it is tagsMagic?

36. Other
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37. check_load-w 1 –c 2

38. Bad CPU load? 80% 90% 100% 0%

39. 0
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100ValueYesterdayLast Week

40. No, still mathMagic?

42. check_load-w 1 –c 2

43. High Load???GOODBADDO WE CARE?

45. No, still mathMagic?

46. TAKE:2

47. check_mem-w 80 –c 90

48. Bad Memory? 80% 90% 100% 0%

49. Managed… JavaJVM.netCLR

50. check_memcheck_jmxcheck_countercheck_wmi

51. check_disk-w 80 –c 90

52. FULLDISK???GOODBADDO WE CARE?

53. Because we can? Why do we monitor? Because we do? Because…

54. Business! TechnologyNOT

55. ITBUSINESS

56. No, common senseMagic?

57. TAKE:1

58. Nagios™ is OldEasySimpleWhat we always do

59. bischeckAddonsOther solutions“the new stuff” forks

60. Why a tool? fast forward15 yearsNagios™Naemoncould do this! Why an addon?

61. cron*/5 * * * * wrap.sh mycheck#!/bin/bash$* if [ $? == 1 ];thensend-email.shfi;

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67.    

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73. Photo by Olga Berrios

74. Information about NSClient++ http://nsclient.orgfacebook.com/nsclientSlides, and exampleshttp://nsclient.org/nscp/conferancesMy Bloghttp://blog.medin.name