All articles

Elastic (ELK) Stack – Set up Elasticsearch

After we made a global overview on Elastic Stack and we went more in deep in Elasticsearch terminologies. This third blog in the Elastic Stack series will allow you to know how to set(…)

MacOS: Reduce fan noise when using Microsoft Teams

The Laptop I’m using for the business is a MacBook Pro, model 2019 (2.6 GHz 6-Core Intel Core i7). I’m thankful to be able to choose the Hardware and OS of my business laptop at dbi services. We have collegues(…)

Exadata Cloud at Customer: Considerations for Backup & Recovery

Working in a project where the customer migrates from an on-premises environment to Exadata Cloud at Customer provides insights about the decisions to take and what to consider when using the Exadata Cloud at Customer environment. In a series of(…)

SQL Server: msdb too big with the table dbo.sysmaintplan_logdetail

Today, I was by a new customer and the I see that the msdb data file was over 4GB. A little too big… To see which table are so big, in SSMS, I select the msdb database, right-click, go in(…)

SQL Server: Cannot execute as the database principal “dbo” does not exist

By a customer this month, I see a very big big ErrorLog file (more than 1,5GB). When I open the file, every 5 seconds, the following message is added: The activated proc ‘[dbo].[IdentityServerNotificationCleanup]’ running on queue ‘<database>.dbo.IdentityServerNotificationsQueue’(…)

Elastic (ELK) Stack – Elasticsearch Terminologies

In a previous blog, we got an overview on Elastic Stack (Elasticsearch, Logstash, Kibana, and Beets), in next blogs I will go through all these components to understand them, today we will go more in deep in(…)

Upgrade AHF and TFA on an ODA

TFA (Trace File Analyzer) is part of AHF (Autonomous Health Framework). Those tools are preinstalled and part of ODA (Oracle Database Appliance). As you might know patching and upgrading are normally always going through ODA global Bundle patches. AHF can,(…)

Elastic (ELK) Stack – Get Started

ELK Stack or more recently called Elastic Stack, is a combination of three open-source projects: Elasticsearch, Logstash and Kibana. All these projects have been developed by Elastic and used to store, analyze, discover, and visualize data efficiently!(…)

Control-M /EM – How to manage Control-M utility restriction for Remote hosts

Hi team, today we will see how to restrict the Control-M utility when using your remote hosts. we will perform a quick test to show how it works before the modification , then after. first of all(…)

log4shell: Determine affection, mitigate, example: Oracle Unified Directory

This post is about two security vulnerabilities reported on log4j 2.x framework: CVE-2021-44228, with a base score 10 (of 10 max.) in CVSS version 3.1 risk, and CVE-2021-45046, base scored 9. I will list some ways to determine affection, how(…)