Artikelen gelabeld: Oracle

The IOPS race is over


Infrastructure has always been a tough place to compete in. Unlike applications, databases or middleware, infrastructure components are fairly easy to replace with another make and model, and thus the vendors try to show off their product as better than the one from the competition. In case of storage subsystems, the [...]

Baking a cake: trading CPU for IO?


Sometimes I hear people claim that by using faster storage, you can save on database licenses. True or false? The idea is that many database servers are suffering from IO wait – which actually means that the processors are waiting for data to be transferred to or from storage – and [...]

Silly Little Oracle Benchmark – RPM edition


A while ago Kevin Closson announced a new release of the well-known SLOB kit. SLOB is a simple but powerful toolkit that drives lots and lots of IO on a real Oracle database (so for performance testing of database platforms, it’s much better than synthetic IO tests). A previous version was bundled [...]

Interview with Madora


A while ago I was interviewed by Kay Williams of Madora Consulting. As many customers are overwhelmed by licensing, audit and compliancy issues, I highly recommend my EMEA readers to reach out to Madora if you need independent assistance in that area. In the interview we discussed a bit of my background, [...]

Tales from the past – Disaster Recovery testing


A long time ago in a datacenter far, far away…. Turmoil has engulfed the IT landscape. Within the newly formed digital universe, corporate empires are becoming more and more dependent on their digital data and computer systems. To avoid downtime when getting hit by an evil strike, the corporations are starting to build disaster recovery [...]