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Gluster is an amazing Software Defined Storage (SDS) solution offered as part of the Redhat solutions portfolio. Here we push Gluster to see how it performs in different circumstances to help you understand the benefits and value of Gluster in your business. You can see the next article in this
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This article discusses the installation of Janus on a Redhat Enterprise Linux 7 server. The installation process is long and complicated due to the dependencies required for Janus and their lack of inclusion in Yum repositories. The steps below require come code compiling. The process is simple but may be
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Disk space may be cheep but off-site backups are often slow so daily full-backups aren’t always the best option. Tar supports the highly efficient “incremental” backup scheme and it’s simple to use. Take a look at the example below: tar -czf backup-day-$(date +%w).tar.gz –listed-incremental=/root/tar.snapshot /etc The first time you run
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This article demonstrates how to restrict SSH access to only specified users and/or groups. You can do the reverse by allowing all but a few users to SSH into the server but we’ll focus on allowing only those we specify. Open the file “/etc/ssh/sshd_config” and look for (or create if
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If you’re a Windows system administrator with a need to log into a Linux server and troubleshoot it, this article is for you. Log into Linux Logging into a Linux server can be done via any of the following: Login with to a remote Linux server using SSH. Login at
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Like happens so often, the notes and comments you found in forums don’t quiet work how you expected. In this article i demonstrate how to enable CORS on NginX and show you how to test it. You’ll see a working example. There are reasons you can’t do this without modifications
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Ansible is a buzz word at the moment. Ever since Redhat purchased Ansible back in 2016, it has been rare to hear about anyone deploying alternative automation systems. Recently Ansible has been commercialized into Ansible Tower allowing a wider audience to take advantage of the benefits of automation. I recently
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Zabbix is a great monitoring system but only when you actually get alerted to issues. There is no “Test” button so you have to trigger an event. The good news is (despite what you’ve read in other posts) there is an easy and consistent way to test alerts. The idea
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This article explains and gives examples of how to use Varnish 4 to cache in a fully HTTPS environment. This example was created on a CentOS 7 server. Make sure to make SELinux allowances for NginX to listen on port 81. Here are the facts: Nginx is listening on ports
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This article explains the process of installing Confluence on your own server and then later migrating your content and settings from the “evaluation” database to something more professional such as MySQL or PostgreSQL. This article is basically an example with sensible assumptions. We’re using CentOS 7. When you first get
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