What in the hell is a KrnlPanic? Let’s start with “What is a kernel?”. The kernel is the core of your operating system (OS), whether your OS is Linux, Unix or windows. The kernel takes care of all process management … Read more »
When running a webserver, it is important to understand the state of the files that are stored on your system. If you run wordpress or a shopping cart system or a forum or any other software that has potential vulnerabilities, … Read more »
I just spun up a new CentOS 7 Virtual Private Server (VPS), and as is always the case, needed to get the Apache server configured and operational to support the necessary Virtual Hosts (vhosts). I always have a difficult time … Read more »
So, here I am – in the middle of a migration of all of my websites due to a needed host upgrade from CentOS 6 to CentOS 7. I won’t get into the politics of all of that right now … Read more »
The following steps are used to install Apache, MySQL and PHP on a new CentOS 7 droplet created at Digital Ocean. If you haven’t checked out Digital Ocean yet – you definitely should! All of the steps below are to … Read more »
Grub2 is the kernel bootloader in Red Hat Linux. It is used to store kernel boot parameters and provides a mechanism to interact with the kernel boot command line. Any user who has local access to a Linux machine can … Read more »
New features in Linux kernel 4.7 One of the biggest changes made in Linux kernel 4.7 is the support for the newly announced Radeon 480 GPUs from AMD. As expected, this support has been embedded directly into the AMDGPU video … Read more »
I just installed a Fedora virtual machine on my laptop to do some local database testing. I’ve been reluctant up to now to make the change from RHEL6 to RHEL7 due to the huge difference (3.0 kernel, SysV init replaced … Read more »
In my search for new VPS hosting this week, I was introduced to a company called Digital Ocean. As I was working through their offerings, I noticed that they actually offer VPS hosting by the hour, and I was intrigued. … Read more »
PHPBB3 does not have a built-in moderation queue notification capability. So, if a new user posts in a forum that requires approval, then the post will sit there in the modification queue until a moderator either sees the icon on … Read more »
Fixing Authentication refused: bad ownership or modes for directory If you get this error in /var/log/secure when trying to setup public key authentication (auto-login), the problem is related to permissions on your home directory or your ~/.ssh directory. The user … Read more »