drunk penguin

  1. Resize a Linux Root Partition Without Rebooting

    Introduction Its a very common occurance that i may need to increase the disk size on a VM. In the following example we have a disk that is divided into two partitions. The first one, /dev/vda1, is the boot partition where the OS resides. The second partition, /dev/vda2,…
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  2. How to access Amazon S3 cloud storage from command line in Linux

    Amazon S3 is a cloud storage provided by Amazon Web Services (AWS). Amazon S3 publishes a set of web services interfaces, upon which many third-party commercial services or client software are developed. In this tutorial, I will describe how to access Amazon S3 cloud storage from the command line in…
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  3. Installing postal on Ubuntu 16.04 Server

    Postal is a complete and fully featured mail server for use by websites & web servers.It used be called Appmail but then the project closed and went open source. Think Sendgrid, Mailgun or Postmark but open source and ready for you to run on your own servers. Postal was…
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  4. Installing Zabbix 3.2 on Debian Jessie

    Zabbix is enterprise open source monitoring software for networks and applications, created by Alexei Vladishev. It is designed to monitor and track the status of various network services, servers, and other network hardware. Zabbix uses MySQL, PostgreSQL, SQLite, Oracle or IBM DB2 to store data.[2] Its backend is written…
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  5. Installing Rocket.Chat on Debian 8

    Rocket.Chat is a free/open source software for team collaboration. It is a full featured platform and an ideal alternative to Slack, for organizations that are dedicated to the Free Software philosophy. In this guide we will demonstrate how you can setup Rocket.Chat for your organization. Prerequisites: A…
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