October 28, 2014 by @HKw@! | No Comments | Filed in centos, Control Panel, Cpanel, Linux
Came across an issue today where my customer sending us an email about their Websites that hosted on CPanel server is not responding.
I logged in to their CPanel Server and check the Disk Space, i noticed that /tmp folder already 100% usage.
In Linux environment, /tmp folder is used to dump temporary files. Read the rest of this entry »
October 26, 2014 by @HKw@! | No Comments | Filed in centos, Linux, Nagios, Open Source
Nagios Remote Plugin Executor (NRPE) is a Nagios agent 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.).
Normally there is an official guide available on Nagios Website allow you to download and install NRPE Agent. Unfortunately there is no official guide for install NRPE Agent on Centos 7.
Here i going to show you how to install NRPE Agent and Nagios Plugins on CentOS 7: Read the rest of this entry »
October 26, 2014 by @HKw@! | No Comments | Filed in centos, Linux, Nagios
Recently i trying to monitor CentOS 7 via Nagios Xi. I noticed that there was Unknown status on the CPU Stats services. It show error message “UNKNOWN: iostat not found or is not executable by the nagios user.”
Read the rest of this entry »