Nagios Support Forum

Error from one of the window server from nsclient.log file, 2018-03-18 09:21:05: e:..\..\..\..\nscp\modules\CheckEventLog\eventlog_wrapper.cpp:31: Failed to close eventlog: 1717: The interface is unknown. 2018-03-18 09:21:05: e:..\..\..\..\nscp\modules\CheckEventLog\eventlog_wrapper.cpp:173: Failed ...

Hello Team, Please help. We are monitoring the window CPU service using the below counter in VB script. It is configured on almost all the windows servers. Set objWMIService = GetObject("winmgmts:" _ & "Win32_PerfFormattedData_PerfOS_Processor." _ & "name='_Total'&qu...

@mcapra Thanks a lot for your suggestion . as you said i found both the issues . My server resource CPU utlisation was high that may be one cause. i am going to increase the server resource as of now and let you know if i face more issues . Just one more query . Having the nagios server in VMWARE en...

I am going to assume the agent you are using is NSClient++. You are correct. Which plugin is being used on the Nagios Core side of things to reach out to NSClient++? What version of that plugin are you using? Check_nrpe, version 2.12 Which version of NSClient++ is being used on your machines? Do you...

Hello Team, My nagios server is a virtual machine, all of sudden, the alerts were triggered for agent "Unable to establish communication with Agent" of 100 servers. I have tried executing the command, for first execution, I got the results and for second execution (immediate after first), ...

Thats really a great help .

It is fixing the issue .

It would be great if i can find the reason for this . same configuration same nagios version working fine with automatic adjustment of number of DS in rrd .

updated to Program: pnp4nagios-0.6.21 . But no good news error messages at perfdata.log as follows .. lot of such error messages 2018-02-28 20:36:43 [32040] [0] RRDs::update /usr/local/nagios/share/perfdata/033/_HOST_.rrd 1519850178:50.825:0:58.531:43.119 2018-02-28 20:36:43 [32040] [0] RRDs::update...

For my hosts the ping graph is not populating (getting empty graph) and In npcd.log and getting lot error message as "rrd: found extra data on update argument: " Surfed in net and found the change in number of DS for rrd differs . But it runs perfect with another nagios server with same sc...

Please close this thread .Thanks everyone for heping me out here .

Learnt a lot with this issue ?

for nagios user the limit was set to 1024 .. i doubled it now .. also i found that Vmotion of my nagios VM between esxi servers made many ping drop issue and that was the reason for all these issues . now the VM restricted to one esxi and theissue fixed . also LSOF occupying more than 200 some time ...