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December 2008

Performance Visualization made easy – PerfSheet 2.0 beta

_Update: Luca Canali has written a newer version of Perfsheet (PerfSheet v4) and you can download it here. I am not updating/maintaining the old versions anymore (and Perfsheet v3 is only tested on up to Excel 2007) so I’d recommend to check out Luca’s PerfSheet v4._

Hi all,

I have been extremely busy over last couple of months, that’s why there haven’t been any blog entries (no, I haven’t ran out of good ideas ;-)

I just managed to find some time on a day-time 9-hour flight from Shanghai to Finland, thus here’s a blog entry about something what I had wanted to write about for long time… I’m talking about the PerfSheet tool I wrote a year ago and have been showing at few conferences already. It has been a great time saver for me over this year when working through performance data for troubleshooting or capacity planning tasks.

As Doug hinted

As Doug hinted in a recent comment, I have been invited to join the Oak Table and I have enthusiastically accepted. It's quite an honor and also, somewhat ironic.At different times in my career, I have found myself in employment discussions with Oracle. However, like star crossed lovers, when one of us was interested, the other was involved elsewhere. At some point, I decided it just wasn't

God rest ye merry gentlemen ...

Unbelievable ... it's already been two weeks since I returned from UKOUG. I enjoyed this year's conference even more than last year, in part because I paced myself better. I was reunited with many wonderful friends and made some new ones too. Add to that a week of top notch presentations, some excellent dinners with good company and it was absolutely perfect.So here are a few of the

Teaching a horse not to eat

My friend Ole told me this story many moons ago - and many times since:

A man decided to teach his horse not to eat anymore. Gradually he reduced the amount of food the horse got each day, and the programme worked really well.

Unfortunately, just as he had finally taught the horse not to eat at all something unforeseen and tragic happened to the horse and it died suddenly.

I was reminded of the story the other day when I was studying this article in my beloved The Economist (I've subscribed non-stop since 1983):

Stopping in a hurry

Dec 11th 2008
From The Economist print edition

Introduction to advanced queuing

A high-level tutorial on Oracle's Advanced Queuing. July 2005