All articles

Physical Online Migration to ExaCC with Oracle Zero Downtime Migration (ZDM)

A while ago I had been testing and blogging about ZDM, see my previous articles. And I finally had the chance to implement it at one of our customer to migrate on-premise databases to Exadata Cloud @Customer. After having been(…)

PostgreSQL 17: transaction_timeout

PostgreSQL already comes with various time out parameters when it comes to sessions and statements. There is idle_in_transaction_session_timeout, idle_session_timeout, and there is statement_timeout. All of them are disabled(…)

Logical Offline Migration to ExaCC with Oracle Zero Downtime Migration (ZDM)

A while ago I had been testing and blogging about ZDM, see my previous articles. And I finally had the chance to implement it at one of our customer to migrate on-premises database to Exadata Cloud @Customer. In this article(…)

Keep your data sorted with AI

As mentioned in my previous posts about Enterprise Content Management (like this one). A key point to have your Content efficiently stored is the use of Metadata. It helps to sort and retrieve easily your company data. But to(…)

Kubernetes Networking by Using Cilium – Intermediate Level – Network Interfaces

If you are new or uneasy with networking in Kubernetes, you may benefit from my previous blog for beginner level. In this blog post I will show you in a Kubernetes cluster what a building and(…)

Oracle ZDM Migration – java.security.InvalidKeyException: invalid key format

ZDM tool migration requires SSH Passwordless Login without passphrase between ZDM Host, the source and the target. Configuring appropriate keys might still result in a java security exception on this one. In this blog I will tell you how to(…)

Alfresco – A never ending transformation

Beginning of the week, as I was working for our ServiceDesk (SLA support for our customers), I saw a few dozen mails generated by our monitoring over the weekend on a Production Alfresco 7.x Cluster doing the yo-yo in terms(…)

An AWS journey in Geneva

This week I could go to the AWS re:Invent re:Cap in Geneva. This event, organized by AWS, gives a resume of the biggest announcements made in the famous re:Invent in Las Vegas. The topics addressed during this event covered(…)

Attach database error (SMB Fileshare)

Starting with SQL Server 2012, SQL Server supports databases using the Server Message Block (SMB) file server as a storage option. For performance and reliability reasons, SMB 3.0 or later is preferred to use.For architectures like Always On(…)

Kubernetes Networking by Using Cilium – Beginner Level

There seems to be a strong interest these days about understanding better networking in Kubernetes. This blog post is my contribution on this topic. I’ll do my best to explain it in a visual way and translate the techie part(…)