Tag : systemctl

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Tutorial: An Introduction to Managing a Linux Server with systemd

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What is systemd? Systemd is the System Management Daemon, which provides a standard for controlling the Linux boot process. It is named per the UNIX convention of adding ‘d’ to the end of daemon’s name. Systemd is intended as a drop-in replacement for the very common init start-up scripts for......
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How to Install MongoDB on Fedora 20

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MongoDB is a NoSQL database intended for storing large amounts of data in document-oriented storage with dynamic schemas. NoSQL refers to a database with a data model other than the tabular format used in relational databases such as MySQL, PostgreSQL, and Microsoft SQL. MongoDB features include: full index support, replication,......
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How to Stop and Disable Firewalld on Fedora 21

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Note: Please note that this article is considered legacy documentation because Fedora 21 has reached its end-of-life support. It is highly recommended that you have another firewall protecting your network or server before, or immediately after, disabling firewalld. Pre-Flight Check These instructions are intended specifically for stopping and disabling firewalld......
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How to Install MongoDB on Fedora 21

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MongoDB is a NoSQL database intended for storing large amounts of data in document-oriented storage with dynamic schemas. NoSQL refers to a database with a data model other than the tabular format used in relational databases such as MySQL, PostgreSQL, and Microsoft SQL. MongoDB features include: full index support, replication,......
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How to Stop and Disable Firewalld on Fedora 22

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Note: Please note that this article is considered legacy documentation because Fedora 22 has reached its end-of-life support. It is highly recommended that you have another firewall protecting your network or server before, or immediately after, disabling firewalld. Pre-Flight Check These instructions are intended specifically for stopping and disabling firewalld......
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Find (View) Active Zones in Firewalld on CentOS 7

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Pre-Flight Check These instructions are intended for finding (viewing) active zones in Firewalld on CentOS 7 via the command line. I’ll be working from a sxi.io Web Core Managed CentOS 7 server, and I’ll be logged in as root. All network interfaces exist within a zone. They can be located......
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How To Install MySQL / MariaDB on CentOS 7

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MariaDB is a drop-in replacement for MySQL. It is easy to install, offers many speed and performance improvements, and is easy to integrate into most MySQL deployments. Answers for compatibility questions can be found at: MariaDB versus MySQL – Compatibility. MariaDB offers more storage engines than MySQL, including Cassandra (NoSQL,......
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How to Start and Enable Firewalld on Fedora 20

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Note: Please note that this article is considered legacy documentation because Fedora 20 has reached its end-of-life support. It is highly recommended that you have a firewall protecting your server. Pre-Flight Check These instructions are intended specifically for enabling and starting Firewalld Fedora 20. I’ll be working from a sxi.io......
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Find (View) Default Zone for Firewalld on CentOS 7

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Pre-Flight Check These instructions are intended for finding (viewing) the default zone in Firewalld on CentOS 7 via the command line. I’ll be working from a sxi.io Web Core Managed CentOS 7 server, and I’ll be logged in as root. Zones enhance an administrator’s capability to define trusts and restrict......
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How To Install MySQL / MariaDB on Fedora 20

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MariaDB is a drop-in replacement for MySQL. It is easy to install, offers many speed and performance improvements, and is easy to integrate into most MySQL deployments. Answers for compatibility questions can be found at: MariaDB versus MySQL – Compatibility. MariaDB offers more storage engines than MySQL, including Cassandra (NoSQL),......
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How to Upgrade MariaDB 5.5 to MariaDB 10.0 on Fedora 20

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Note: Please note that this article is considered legacy documentation because Fedora 20 has reached its end-of-life support. MariaDB is a drop-in replacement for MySQL installed by default on CentOS 7, and offers many speed and performance improvements. MariaDB offers more storage engines than MySQL, including Cassandra (NoSQL), XtraDB (drop-in......
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Change a Password for PostgreSQL on Linux via Command Line

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PostgreSQL supports many client authentication methods, but in this case we’re only going to concern ourselves with two: password and md5. Note: The default authentication method for PostgreSQL is ident. If you’d like to change the PostgreSQL authentication method from ident to md5, then visit the linked tutorial! Pre-Flight Check......
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How To Install MySQL / MariaDB on Fedora 21

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MariaDB is a drop-in replacement for MySQL. It is easy to install, offers many speed and performance improvements, and is easy to integrate into most MySQL deployments. Answers for compatibility questions can be found at: MariaDB versus MySQL – Compatibility. MariaDB offers more storage engines than MySQL, including Cassandra (NoSQL),......
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How To Install Cassandra on CentOS 7

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Apache Cassandra was initially released in 2008 by the Apache Software Foundation. It is a free, open-source, NoSQL type database management system that is designed to address large amounts of information that can be shared across multiple servers and, it provides high availability, so it eliminates the single point of......
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Change PostgreSQL Authentication Method from Ident to MD5

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PostgreSQL supports multiple client authentication methods including: trust, reject, md5, password, gss, sspi, krb5, ident, peer, ldap, radius, cert, and pam. Here we’re only going to concern ourselves with two: ident and md5. Pre-Flight Check These instructions are intended specifically for changing the PostgreSQL Authentication Method from ident to md5.......
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How To Install MySQL / MariaDB on Fedora 22

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MariaDB is a drop-in replacement for MySQL. It is easy to install, offers many speed and performance improvements, and is easy to integrate into most MySQL deployments. Answers for compatibility questions can be found at: MariaDB versus MySQL – Compatibility. MariaDB offers more storage engines than MySQL, including Cassandra (NoSQL),......
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What is the Default Password for PostgreSQL?

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When connecting to PostgreSQL on Linux for the first time many admins have questions, especially if those admins are from the MySQL world. By default, when PostgreSQL is installed, a postgres user is also added. If you run the command: cat /etc/passwd … you’ll see the postgres user. postgres:x:26:26:PostgreSQL Server:/var/lib/pgsql:/bin/bash......
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How to Install MongoDB on CentOS 7

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MongoDB is a NoSQL database intended for storing large amounts of data in document-oriented storage with dynamic schemas. NoSQL refers to a database with a data model other than the tabular format used in relational databases such as MySQL, PostgreSQL, and Microsoft SQL. MongoDB features include: full index support, replication,......