LUKS Disk encryption for CentOS 6.6/RHEL 6
Linux Unified Key Setup-on-disk-format (or LUKS) allows you to encrypt partitions on your Linux computer. This is particularly important when it comes to mo...
Recent Posts
Mysql Database Moving Data Directory to New Location.
How to move an existing data directory in mysql to a new location. We were running out of space and had to move the existing data directory to a new drive. B...
Mysql Database Disk Usage.
We were running out of disk space on one of the databases server, we need to get information on what the current table/database usage was. Below are few comm...
Installing python 2.7.x on Centos 6.5/6.6
By default centos comes with python 2.6. In most of the cases we might need python 2.7 or later to be installed. Below are few ways to install python 2.7 on ...
Zabbix Database Backup Script for postgres and mysql.
After the zabbix setup is done, we would like to take backup of the database. Here we are doing a complete backup. But if we are looking for only configurati...
Installing Zabbix Version 2.4 Offline (Zabbix Server without Internet).
There might be situations where you have a remote/zabbix server which does not have internet connectivity, due to security or other reasons. So we create a ...
Zabbix Template Creation using CSV file.
In zabbix we dont have a better way to capture snmptraps. we have to manually create an item and corresponfding trigger to handle a trap arriving from the de...
Installing SNMP Builder using zabbix-extra on Zabbix Version 2.4.
SNMP Builder/Extra is an add-in for Zabbix. It provides new web interface components to browse MIB trees and values. SNMP OIDs can then be automatically conv...
Setting up SNMP Trapper for Zabbix.
Receiving SNMP traps is the opposite to querying SNMP-enabled devices. In this case the information is sent from a SNMP-enabled device and is collected or “t...
Explain - System Security Services Daemon (SSSD) Config.
The System Security Services Daemon (SSSD) provides a set of daemons to manage access to remote directories and authentication mechanisms. It provides Name S...