We have Debian Wheezy running on all our production machines. Debian Jessie is out there for a while and I wanted to give it a try… An upgrade like this should be painless and without any major problems. I installed a machine with Debian Jessie and made it ready for production by playing some ansible … Continue reading nagios-nrpe-server: Ignores dont_blame_nrpe=1 →
Sometimes connecting to the collectd unixsocket is not possible giving a connection refused. This can be fixed manually by removing manually the socket file and then restart collectd collectd does not create a new socket file when there is already such a file. But the old file, which is not connected to any process certainly … Continue reading How to fix “ERROR: Connecting to daemon at /var/run/collectd-unixsock failed” →
In case you don’t have nagios installed, you need to install it as described here After installing nagios, please install the following packages: Download Nagios Grapher source code: Extract the archive Run the NagiosGrapher configure script Check the output checking for a BSD-compatible install… /usr/bin/install -c checking for gawk… no checking for mawk… mawk checking … Continue reading How to install Nagios Grapher on debian squeeze →
1. First we will need to install the prereq’s by running: 2. Adding the Nagios user: 3. Download Nagios and Nagios plugins: 4. Untar the archives: 5. Compile Nagios 6. Compile Nagios plugins: 7. Add nagiosadmin user to the apache2 8. Restart apache2 webserver 9. Add www-data user to nagcmd group 10. Install nrpe server … Continue reading How to install nagios3 from source on debian squeeze →
I can't memorize much, so I take notes!