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The Oaktable

Oracle Rolling Invalidate Window Exceeded(3)

By Franck Pachot . This extends a previous post (Rolling Invalidate Window Exceeded) where, in summary, the ideas were: read more

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https://oracle-base.com/blog/wp-content/uploads/2021/02/Terraform-Logo-3... 300w" sizes="(max-width: 308px) 85vw, 308px" /> We’ve got some stuff going on at work using Terraform, or Terrahawks as I like to call it, so I figured it was about time I had a play with it. I probably won’t Lees meer
By Franck Pachot . If you want to run an Oracle Database in the Microsoft Azure cloud, you will install it yourself on a VM. And then, you can expect the same as when you install it in your premises, in a virtual environment. Except that Oracle makes it two times more expensive by accepting to licen Lees meer
Blogging on WordPress.com is all about sharing your unique voice, and starting today, you can extend that to another platform: Anchor. We previously shared some tips and tricks for getting started with a podcast on WordPress.com and are thrilled to share this new option. Anchor, part of the Spotify Lees meer
I have recently re-discovered an Ansible feature I haven’t used in a while: tagging. Ansible allows you to define tags at various places of your playbook. On its own that wouldn’t be terribly useful, except that you can pass tags to ansible-playbook causing the interpreter to selectively Lees meer

Oracle-Base

Terraform : Oracle Cloud Infrastructure (OCI) Object Storage Bucket

This article describes how to create an object storage bucket on Oracle Cloud Infrastructure (OCI) using Terraform.

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21 Feb 2021, 1:00 am

This article explains how to install Terrafrom and perform the basic setup required before using it. Lees meer
This article demonstrates how to link Oracle Cloud Interface (OCI) Terraform modules together to deploy infrastructure. Lees meer
This article describes how to create a virtual cloud network (VCN) on Oracle Cloud Infrastructure (OCI) using Terraform. Lees meer
This article describes how to create an autonomous database (ADW, ATP, AJD, APX) on Oracle Cloud Infrastructure (OCI) using Terraform. Lees meer

Blogs Oracle.com

RAC SIG Webcast: Oracle Database 12c Release 2 Rapid Home Provisioning and Maintenance

Please join me and the RAC SIG on Wednesday May 17th at 9:00 am PT for a discussion of Rapid Home Provisioning and Maintenance with Oracle Database 12.2.  We'll cover the full feature set available with the 12.2 release and see how it can help you meet today's requirements for maintaining a lar

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Companies have been using workflow and content management for many, many years. In IT we got used to the term Business Process Management (BPM) whenever we spoke of automated process execution. Not so strange since the term BPM was adopted by all the major software vendors and has received a Lees meer
Companies have been using workflow and content management for many, many years. In IT we got used to the term Business Process Management (BPM) whenever we spoke of automated process execution. Not so strange since the term BPM was adopted by all the major software vendors and has received a Lees meer
This is the first of a two-part blog series. It leverages the Oracle Cloud platform (in concert with some widely used open source technologies) to demonstrate message based, loosely coupled and asynchronous interaction between microservices with the help of a sample application (scroll do Lees meer
Performance is a critical aspect of mobile app development and the embedded platform web view is a significant contributing factor to the performance of any hybrid mobile app. Since late 2015, hybrid app developers targeting iOS have been able to include the Apache Cor Lees meer

Amis technology blog

Java Agent: Rewrite Java code at runtime using Javassist

You might want to change the behavior of a Java application at runtime without having to alter the original sources and recompile them. This can be done by using a Java Agent. Java Agents are used by several products. Dynatrace uses for example a Java Agent to collect data from inside […

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14 Feb 2021, 5:54 pm

Introduction I looked into virtual network peering peering in Azure and I saw something that looked rather strange to me. Let me explain what it was, how VNet peering works and what you should be aware of from a security perspective. Situation I have two virtual networks: one for 10.1.0.0/16 [&helli Lees meer
Adding a user in Azure Active Directory caused some troubles: it didn’t work as I thought it would. Let me explain. Adding the user I went to Azure Active Directory, clicked “Users” in the left menu and added the user via “New user”. I filled in some information and cli Lees meer
My objective: create a mechanism for recording streaming video on my Windows laptop on a preprogrammed timestamp and channel. My motivation:  show that I can do this (using AutoIt, OBS, Windows Task Scheduler an Windows Sandbox) and create a way around the limitation of my current TV provider ( Lees meer

31 Jan 2021, 8:55 am

When I was learning about Azure AI, I asked myself the question: “how far is AI? What can it determine – and what is impossible (yet)?” A nice tool that can give (partly) answers to that, is the website that Azure offers to scan images, it uses Azure Cognitive Services […] T Lees meer

Tanel Poder

Is Your Linux Version Hiding Interrupt CPU Usage From You?

TL;DR: Some Linux distros and even different kernel versions within a distro have disabled IRQ time accounting. In such case, your monitoring tools will report zero time spent in hardware interrupt handlers (shown as %hi, %irq, hiq, etc). It’s easy to check how your kernel is behaving by looki

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Here’s the High Performance Block IO on Linux hacking session video. It’s based on my recent article about achieving 11M IOPS & 66 GB/s IO on a single ThreadRipper workstation. Enjoy! Towards the end of this video, I also explain how I got up to 11.5M IOPS without having to keep CP Lees meer
TL;DR Modern disks are so fast that system performance bottleneck shifts to RAM access and CPU. With up to 64 cores, PCIe 4.0 and 8 memory channels, even a single-socket AMD ThreadRipper Pro workstation makes a hell of a powerful machine - if you do it right! Introduction In this post I’ll ex Lees meer
Here’s a little SQL query that lists all Oracle wait events where Oracle kernel developers have added additional “human readable” descriptions. Since the original wait event names shouldn’t be changed for compatibility with existing tools, then a new column DISPLAY_NAME was a Lees meer
There are plenty of JVM profilers out there, but before attaching with a profiler, you can get a high-level overview by just sampling the Linux /proc/PID/comm and /proc/PID/stat fields to see which JVMs threads are most active and whether they’re burning CPU or are blocked by some I/O. When cr Lees meer

All things Oracle

Oracle archived redo size – the research

Oracle archived redo size may be smaller than that of online redo log files. In this article, Jonathan Lewis takes a deeper look.… The post Oracle archived redo size – the research appeared first on Simple Talk.

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Oracle sometimes generates smaller archived redo logs than you might expect based on the size of the online redo logs. In this article, Jonathan Lewis explains how Oracle uses online redo logs and why there might be a discrepancy in the archived log size.… The post Are your Oracle archived lo Lees meer
SQL Developer is a popular free tool for working with Oracle databases. In this article Srinivasan Suresh explains several features of SQL Developer that can make you more productive.… The post SQL Developer – A great tool and better ways to use it appeared first on Simple Talk. Lees meer

28 Sep 2020, 5:34 pm

Oracle has been established as one of the top database systems used in enterprises throughout the world. In this article, Cynthia Dzikiti describes her career as an Oracle application developer and covers some of the benefits of Oracle.… The post Why choose Oracle? appeared first on Simple Ta Lees meer
Kellyn Pot'Vin-Gorman explains Oracle Automatic Storage Management and why it’s impossible to do a comparison to Azure IaaS.… The post What is Oracle ASM to Azure IaaS? appeared first on Simple Talk. Lees meer