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DevOps
Elasticsearch Throttling Indexing
Recent adventures in Zapierland had me in a somewhat scary predicament. Starting at some point last week I’d get an…
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Linux
Linux IfConfig Tutorial
The network configuration is one of the first topics a system administrator gets involved with. For Linux, the command to…
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Nagios
Nagios monitoring through SNMP
This article is part of our Academy Course titled Nagios Tutorial for IT Monitoring. In this course, we provide a…
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BASH
Linux Find Command Tutorial
Linux find command is a powerful and flexible search tool that not only every system administrator must master, but also any…
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Nagios
Using Nagios plugins and NRPE to check network services and metrics on remote hosts
This article is part of our Academy Course titled Nagios Tutorial for IT Monitoring. In this course, we provide a…
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Nagios
Nagios Core Installation and Configuration on Ubuntu Server
This article is part of our Academy Course titled Nagios Tutorial for IT Monitoring. In this course, we provide a…
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MySQL
Add ssl to Mysql and Postgresql
Adding ssl support to a relational database like mysql or postgresql is a standard task. First we need to have…
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NGINX
Replacing Text in Nginx with sub_filter
Sometimes you find yourself in a weird predicament. A third party application that you’ve slapped nginx in front of insists…
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VirtualBox
VirtualBox Tutorial: Virtualization Essentials
Course Overview In this post, we feature a comprehensive VirtualBox Tutorial. Oracle VM VirtualBox is a free and open-source hypervisor…
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