How do I install syslog-ng on Linux?

How do I install syslog-ng on Linux?

The syslog-ng application is included in all major Linux distributions, and you can usually install syslog-ng from the official repositories. If the core functionality of syslog-ng meets your needs, use the package in your distribution repository (yum install syslog-ng), and you can stop reading here.

How to install syslog-ng on Epel 7?

Add the repo containing the latest unofficial build of syslog-ng. By the time of writing it is syslog-ng 3.33 and it is available on the Copr build service. Download the repo file to /etc/yum.repos.d/, so you can install and enable syslog-ng (replace 8 with 7 for EPEL 7): Add any further sub-packages you need.

Why is syslog-ng not available in my distribution?

Some functionality of syslog-ng is only available in bundled libraries, either because it needs a modified version, or needs a version which is not yet available in distributions. Distributions may lack certain dependencies (tools, sources) necessary to enable certain features in syslog-ng.

What is RSYSLOG and how to use it with CentOS 7?

By default, with the installation of CentOS 7, there will be Rsyslog installed for storing the log of the system and its applications. Luckily, we will have all our system log files stored and organized the way syslog wants.

What is the latest version of syslog-ng supported by Red Hat?

RHEL 6 is supported by Red Hat almost until the end of 2020. By the time of this writing the latest version of syslog-ng is 3.13.2.

Why does syslog-ng require so many dependencies?

If all the features would be included in a single package, installing syslog-ng would also install dozens of smaller and larger dependencies, including such behemoths as Java. This is why the syslog-ng package includes only the core functionality, and features requiring additional dependencies are available as sub-packages.