Blog Posts
Monitor SSL Certificates w/ CheckMK's Agents
Let’s Encrypt recently sent out a notification indicating that they will be no longer sending email notifications when a certificate is near expiration. For most services this isn’t an issue as I’ve been using CheckMK’s SSL …
February 5, 2025
Disable RSC (Receive Segment Coalescing)
Recently a number of SuperMicro servers operating as hypervisors were experiencing slow network throughout. After investigating it was determined that RSC (Receive Segment Coalescing) was the root cause of the slowdown. Disabling the feature on all …
November 2, 2024
Convert From Legacy Boot to UEFI
In this blog post, we’ll walk through the process of converting an existing Windows installation installed on an MBR partition scheme to use GPT. This will allow you to switch your PC from Legacy Boot to UEFI. As we’re making …
October 30, 2024
Update Directory and File Permissions Separately
Multiple times I’ve needed to apply a different set of permissions on files verses folders; commonly when configuring web applications. Below is a quick walk-through on how to achieve this goal. Directories For directories, run find ensuring …
December 21, 2023
Shared Directory Access in Linux
It’s a common request to configure a directory so multiple users can access it at the same time. Unfortunately setting up the configuration so subsequent sub-directories also continue to allow multi-user access can be pain. In this blog post, …
February 12, 2023
Using ROBOCOPY to Transfer Large Amounts of Data
I wanted to throw out the ROBOCOPY command I’ve used a number of times to transfer large amounts of data between Windows-based servers. You’ll find all sorts of various answers if you search the internet, so I figured I’d add my …
May 14, 2022
Fighting Network Level Awareness (NLA)
Many times I’ve had Windows decide that it could not determine its location and default to the Public profile, typically causing difficulties connecting via RDP or accessing a service running on the server. Below are two ways you can manage …
March 26, 2022