January 2017 - Tales from the Datacenter v2.0

It’s about time Solaris 12 was killed!

Posted on January 26, 2017 by admin — 22 Comments ↓

Yup, you all read that headline correctly, I am HAPPY that Oracle Solaris 12 was recently killed. Let this sink in… Solaris 12’s “death” is a good thing… And this is why. Oracle finally wised up about Operating System names, Continue reading It’s about time Solaris 12 was killed!→

How to grow a file system with Oracle Linux 6

Posted on January 16, 2017 by admin — 2 Comments ↓

I get asked this question all the time… “Can you please add 20 G to/u01 for me?” Many DBAs and Middleware admins are nervous about making changes to their Linux systems, especially if they do not understand how changes effect Continue reading How to grow a file system with Oracle Linux 6→

How much bandwidth is my Linux system using, and other network info.

Posted on January 9, 2017 by admin — 1 Comment ↓

Recently I was building a new Oracle Linux yum repository for a project, and had to kick off a uln-yum-mirror. This process is the key to making a local copy of an Oracle yum repository, enabling local hosts to use Continue reading How much bandwidth is my Linux system using, and other network info.→

HOW DO YOU MANAGE YOUR CLOUD? STRATEGIES FOR MULTI-VENDOR PUBLIC, PRIVATE & HYBRID CLOUD MANAGEMENT

Posted on January 4, 2017 by admin — 5 Comments ↓

It’s happening folks, the migration to the cloud. Over the last decade, the cloud has become one of the most defining transformation challenges to IT. Gone is the day of monolithic applications, with all the servers in a single datacenter. Continue reading HOW DO YOU MANAGE YOUR CLOUD? STRATEGIES FOR MULTI-VENDOR PUBLIC, PRIVATE & HYBRID CLOUD MANAGEMENT→

Creating a forwarding DNS server for my lab with Oracle Linux October 10, 2023
I started some home lab cleanup this long weekend, and one of the first steps was to set up a separate DNS server for the lab. This is really just to make it easier for me to try some automation Continue reading Creating a forwarding DNS server for my lab with Oracle Linux→ The post […]
Error adding new node to Gluster cluster September 4, 2023
While working on a Gluster project, I ran into an issue adding in a third node to an existing cluster running on Oracle Linux 8. This was very frustrating, as the cluster was working fine. I went ahead and built Continue reading Error adding new node to Gluster cluster→ The post Error adding new node […]
Arming your Database! A comparison of Arm vs X64 July 3, 2023
Oracle recently released it’s popular Enterprise Database for the Arm CPU. This is news, as it’s the first new architecture announced by Oracle since they added the Itanium architecture. In fact, this also reverses the current path, where Oracle has Continue reading Arming your Database! A comparison of Arm vs X64→ The post Arming your […]
What version of Java gives the best performance? June 13, 2023
It’s important to note that Java performance can differ across various versions of the software, influenced by several factors. It’s not uncommon for developers and application owners to be caught off guard, as the latest Java version may not necessarily Continue reading What version of Java gives the best performance?→ The post What version of […]
Installing Oracle Linux from the internet! April 27, 2023
I’ve done this several times, and decided it was time to write up how it works. Basically, this blog will show you how to install Oracle Linux using the Oracle public yum server! While this is showing how to install Continue reading Installing Oracle Linux from the internet!→ The post Installing Oracle Linux from the […]
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 […]