Kernel panic – not syncing: VFS: Unable to mount root fs on unknown-block(0,0) So that is a scary error message to see on a server, and more so on a remote server. This error message appeared after updating and rebooting a Fedora 37 server. This was a remote server droplet at DigitalOcean which could only […]
Category: Linux
This article will go over the steps required to create a root CA certificate and a self signed certificate for installation on a Jenkins linux server. Using a self signed certificate is great for a small organization or personal use where the server is on a private network. If the server is intended for public […]
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Preventing Fedora 38 Gnome Suspend
After upgrading to Fedora 38, anyone using Gnome desktop will likely experience a system suspend after about 10 – 15 minutes. This is due to some new make the world a better place policy but for those of us using Gnome on a server environment, it’s a new surprise. Imagine running a server with Gnome […]
This article will go over the steps required to create a root CA certificate and a self signed certificate for installation on a gitlab linux server. Using a self signed certificate is great for a small organization or personal use where the server is on a private network. If the server is intended for public […]
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Configuring a Fedora Email Server
This article covers the how to steps for configuring an email server on Fedora 35. This move was instigated by the demise of the free Google Suite service which ultimately decided to convert into a pay service. What was promised as free for many years had become an irrationally priced service and therefore the move […]
We ran into a need to increase file descriptors for RabbitMQ running on RHEL 6. The simple solution was to add a file owned by root to /etc/security/limits.d/ 85-rabbitmq.conf # Default limit for rabbitmq which needs more # file handles than the default user settings rabbitmq soft nofile 49152 rabbitmq hard nofile 49152 And after […]