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Processor licensing for Oracle database on VMware ESX

In this post, I would like to share with you what I have learned about Oracle licensing particularities on a virtualization infrastructure (software partitioning) based on VMware ESX. Recently, I faced an Oracle licensing problem on a VMware ESX cluster(…)

Monitoring SQL Server with Oracle OEM Grid Control 11g

Recently, I had the chance to install the SQL Server Plug-in for Oracle Entreprise Management Grid Control 11g to monitor a SQL Server instance based on a windows host. Our client, who monitors these Oracle databases via OEM Grid Control(…)

Oracle RAC 11.2.0.2: A disturbing loop in a “ohasd” startup script

Last February, I performed an operating system rolling upgrade on a four-nodes RAC cluster (11.2.0.2). I then faced a strange problem when restarting the operating system… The first step of the procedure was to stop all Grid Infrastructure and Database(…)

OpenERP release 7.0: Not just an update

OpenERP release 7.0, which just came out, shows some real advantages in terms of accessibility. By refining the website, OpenERP wants to prove that the new release is not merely an update but a new product with a new(…)

Boot sequence for all Linux-based operating systems

In this bog posting, I will present a boot sequence that works for all Linux-based operating systems – from switching on the power to the login screen.   7 steps There are 7 steps for Linux startup: Power(…)

Scripts to duplicate an Oracle database virtual machine: step two

In January, I promised to show you the next step of a procedure to manage templates with Virtual Box. Don’t worry, I have not forgotten but I was very busy! This step, the final one, consists on customizing of a virtual(…)

SQL Server 2012: Create & replay a trace with Distributed Replay

My last blog was about installing and configuring Microsoft SQL Server 2012 Distributed Replay. This time, I will show you how you can create a trace and replay it with Distributed Replay Clients on a specific SQL Server target.

SQL Server 2012 SP 1: Third Cumulative Update (CU3) available

Three weeks ago, Microsoft published the third Cumulative Update (CU3) for Microsoft SQL Server 2012 Service Pack one. As usual, if this Cumulative Update solves an issue you are facing, install it quickly – otherwise, do not install it. Which(…)

Oracle Database Appliance: new ODA X3-2 architecture

A few weeks ago, I posted an article about Oracle Database Appliance, focusing on ODA version 2.5.0.0.0. However, a new update of ODA, version 2.5.5.0.0, was released by Oracle on 5 March. This posting will focus on the new(…)

SQL Server 2012: Installing and configuring Distributed Replay

Distributed Replay is a new fonctionality of Microsoft SQL Server 2012. It helps you assess the impact of future upgrades (SQL Server, hardware, OS) or SQL Server tunings by replaying a trace captured from a productive SQL Server environment(…)