December 2020 - Tales from the Datacenter v2.0

Centos and the bomb that IBM Red Hat dropped

Posted on December 11, 2020 by admin — 5 Comments ↓

If you know me, you likely know where this is headed. But before we get there, lets chat a little bit about the bomb that IBM RedHat dropped on the Linux community the other day. As soon as the news Continue reading Centos and the bomb that IBM Red Hat dropped→

Monitoring Internet performance with a Raspberry PI #PiDay2023 March 13, 2023
Ever wonder how your ISP is really doing, with the quality of their services? Wouldn’t it be fun to be able to track critical metrics, like bandwidth availability and network latency? While we all think about how fast my internet Continue reading Monitoring Internet performance with a Raspberry PI #PiDay2023→ The post Monitoring Internet performance […]
The easiest way to change Oracle passwords for app servers … two passwords at the same time! December 9, 2022
I just wrapped up a webinar this week, and it went well. Once of the folks attending asked about a feature I have beeb really enjoying in 19c. This feature called gradual password rollover allows a database user to have Continue reading The easiest way to change Oracle passwords for app servers … two passwords […]
Installing KVM on ARM with Oracle Linux December 4, 2022
I was talking with a friend recently, and he was looking for a quick and easy way to virtualize a small lab system. We discussed a full out hypervisor and management system like Oracle Linux Virtualization Manager (OLVM and Oracle’s Continue reading Installing KVM on ARM with Oracle Linux→ The post Installing KVM on ARM […]
Setting up vnc server on Oracle Linux 8+ on ARM and X86 December 3, 2022
I’m a huge fan of VNC. It’s a great way to get X access to a server, without having to install X on your PC. VNC aka Virtual Network Computer, also has an advantage that the X session is running Continue reading Setting up vnc server on Oracle Linux 8+ on ARM and X86→ The […]
Installing Oracle Linux 9 on ARM July 18, 2022
I have been talking a bit about ARM these days, with many customers looking at ARM on OCI for the application tier. These customers have already learned that ARM is not that different from x86 when running Oracle Linux. The Continue reading Installing Oracle Linux 9 on ARM→ The post Installing Oracle Linux 9 on […]
Oracle and Free, who would have thought? #JoelKallmanDay October 11, 2021
While thinking about what to write for the annual Oracle Community Day, I learned that it was being renamed to Joel Kallman Day,in honor of Joe who was the the head of APEX development before his untimely passing. This got Continue reading Oracle and Free, who would have thought? #JoelKallmanDay→ The post Oracle and Free, […]
Oracle Linux Automation Manager- An Introduction and Installation September 7, 2021
If you are not familiar with Oracle Linux, this may be the technology included with the distro that makes you pay attention to Oracle’s Free and Open Source Linux distro. Oracle Linux has been around since 2006, and is a Continue reading Oracle Linux Automation Manager- An Introduction and Installation→ The post Oracle Linux Automation […]
A Secure Install for Oracle Linux April 6, 2021
Recently in the news, we have seen reports of computer systems being hacked, often due to insecure settings. One of the easiest ways to secure your Operating System, is when you install it. The Anaconda installer used by Oracle Continue reading A Secure Install for Oracle Linux→ The post A Secure Install for Oracle […]
Storage Performance Part 3: UEK vs a standard kernel February 17, 2021
This post is a bit off the original plan, mainly due to timing. Short version on the timing, my Dell 7750 notebook (The one with a Xeon processor, 128G ram, and NVME storage…) had to get replaced. Dell was good Continue reading Storage Performance Part 3: UEK vs a standard kernel→ The post Storage Performance […]
Raspberry PI Storage Performance: Part 2 U3 vs U3 Cards, they are all no equal February 16, 2021
In the previous post in this short series, I shared a benchmark between MicroSD card and a USB Drive. In this review we look at two different MicroSD cards, both with a U3 rating. The U3 rated card was Continue reading Raspberry PI Storage Performance: Part 2 U3 vs U3 Cards, they are all […]