Every now and then I get involved in Customer Proof of Concepts. A Proof of Concept (POC) is, according to Wikipedia, something like a demonstration of feasibility of a certain idea, concept or theory. 728 total views
728 total views
Monkey Business
Maybe you have heard the story of the Monkey Experiment. It is about an experiment with a bunch of monkeys in a cage, a ladder, and a banana. At a certain point one of the monkeys sees the banana hanging…
1,611 total views
Managing database performance SLA’s with quality of service
A guy walks into the showroom of a Porsche dealer. He wants to buy a new set of hot wheels. The sales guy tells him about the latest technology in sports car design. This year’s model has active 4-wheel drive…
914 total views
Pinpointing I/O bottlenecks on Linux
Does this story sound familiar? The end users of a database application start complaining about poor system response and long running batch jobs. The DBA team starts investigating the problem. DBA’s look at their database tools such as Enterprise Manager,…
15,799 total views
Innovation with Flash Drives – part 2
Energy Efficiency of Flash Here is a comparison of power consumption of various current drive types: This picture shows the amount of energy to store 1 Terabyte of information. As this would only require one 1-Terabyte SATA drive, this is…
517 total views