Tag Archives: Nagios

Nagios and NRPE

What is NRPE : NRPE allows you to remotely execute Nagios plugins on other Linux/Unix machines. This allows you to monitor remote machine metrics (disk usage, CPU load, etc.). If, when starting NRPE, zou get something like this : # … Continue reading

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Nagios SNMP error

I am talking about a error like this one : # ./check_snmp_storage.pl -H 10.10.10.23 -C password -m / -w 80 -c 90 Can’t locate Net/SNMP.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .) at ./check_snmp_storage.pl line 15. … Continue reading

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Transfering old Nagios 3 configuration to new Nagios 4

Well, since service as such is working, I need to transfer configuration from old to new server. Where are the files In my old configuration (Nagios 3.2) conf files are in /etc/nagios folder. If Nagios 4.0.2 is installed as in … Continue reading

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CentOS 6U4 and Nagios+Nagios-plugins

How to set up Nagios 4.0.2 on CentOS 6U4 server. A necessary starup : Apache PHP GCC compiler GD development libraries And all of this is installed like this : # yum install httpd php # yum install gcc glibc … Continue reading

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Nagios 3 —> Nagios 4

I have a very rich Nagios 3 configuration, with a lot of hosts and their services, but this Nagios version is quite old, and OS version on which it functions is also quite old (RHEL 4U5, and 32 bit also). … Continue reading

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How to remotely read mailq using Nagios and NRPE

How to get the data on the size of mailq on Sendmail server, using Nagios and NRPE. 1. Installing NRPE agent on mail server (host whose mailq we want to know the size of) So NRPE agent may be installed … Continue reading

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