Tag: Linux

Learn | Teach Open Source Technologies

How To Use Systemctl to Manage Systemd Services and Units

Introduction Systemd is an init system and system manager that is widely becoming the new standard for Linux machines. While there are considerable opinions about whether systemd is an improvement over the

How to get systems administrators and developers to agree with Docker — opensource.com

The use of Docker as an application container management system has become standard practice for developers and systems engineers in the space of just two years. Some like to say that haven’t seen such a technological advance since OpenSSH. Docker is now a major player and is widely used in cloud systems architectures. But more…
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Open Source OS meant for “Privacy for anyone anywhere” Tails based on Debian GNU/Linux — Free Software

Tails an Open Source Operating system based on famous GNU/Linux OS Debian which is meant for “Privacy for anyone anywhere”  has been launched. Tails is new Operating System in the list of Operating Systems which provides anonymity online; It is meant to provide  “Privacy for anyone anywhere”  Tails is Live Operating System which can be downloaded…
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How to Install PostGreSQL on Linux

How to Install PostGreSQL on Linux

The GHOST Vulnerability Bug discovered by researchers at Qualys Inc. in Linux glibc library

  Courtesy: https://community.qualys.com/blogs/laws-of-vulnerabilities/2015/01/27/the-ghost-vulnerability The GHOST vulnerability is a serious weakness in the Linux glibc library. It allows attackers to remotely take complete control of the victim system without having any prior knowledge of system credentials. CVE-2015-0235 has been assigned to this issue.

Installing an IdM Server – Red Hat RHEL7

You need at least 2 Servers: Setup: node1.domain1.example.com – IPA Server node2.domain1.example.com – IPA Client

City of Munich saved millions of EUROs with the help of Ubuntu and Open Source

City of Munich saved millions of EUROs by choosing Open Source as Official Standard Operating environment for their working computers. It was not easy to move towards Open Source Technologies, Ubuntu and Open Source helped City of Munich to make Linux and open source workable for them and to save millions of EUROs.

Graylog2 Installation & Configuration for Log Management on CentOS /RHEL 6.x with MongoDB

Graylog2 is for data analysis Field-tested open source data analytics system used and trusted all around the world. Search your logs, create charts, send reports and be alerted when something happens. All running on the existing JVM in your datacenter. Features

Nagios Installation on Production server via Source code compilation

We have CentOS Linux Operating System as a Server OS [root@nagiosprod nagios]# yum install httpd php gcc glibc glibc-common gd gd-devel [root@nagiosprod nagios]# yum install httpd php gcc glibc glibc-common gd gd-devel openssl-devel wget perl make [root@nagiosprod nagios]# /usr/sbin/groupadd -g 310 nagios [root@nagiosprod nagios]# /usr/sbin/useradd -g 310 -u 310 -c “Nagios” -d /home/nagios nagios [root@nagiosprod nagios]# passwd…
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