Month: June 2013

RSS, Blogging

Google reader is dead, long live RSS

TweetShareSharePin0 SharesSo calling Google Reader dead may be a bit premature, but Google’s announcement of their intention to kill their baby all but killed it. On monday it is RIP for the reader. I’ve gone through disbelief to mourning the loss to a search for a replacement that best emulates what Google Reader does. In the end I decided to not just find something that just replaces it with a new tool providing the same exact feature only with a […]

APEX

Too much chrome

TweetShareSharePin0 SharesYou know how it is, when you have that feeling. You are on top of your game. You have a few quick brush strokes to add to a system to make it more dynamic. You have all the small needed changes in your head and you know it is just gonna work. You sit down for some quality time with your computer and with the application builder. It’s gonna be fun and you will get to bask in the […]

Performance, Partitioning, Oracle, EXA, DBA

Improving data move on EXADATA V

TweetShareSharePin0 SharesWrap-up This is the last post in this series and I’ll not introduce anything new here, but rather just summarise the changes explained and talk a bit about the value the solution delivers to the organisation. Let’s first review the situation we faced before implementing the changes. The cost of writing the log-records to the database was that all the parallel writing from many different sources was such that it introduced severe bottlenecks to the point that the logging feature […]

DBA, Performance, Partitioning, Oracle

Improving data move on EXADATA IV

TweetShareSharePin0 SharesReducing storage requirements In the last post in this series I talked about how we sped up the move of data from operational to historical tables from around 16 hours down to just seconds. You find that post here. The last area of concern was the amount of storage this took and would take in the future. As it was currently taking 1.5 TB it would be a fairly large chunk of the available storage and that raised concerns […]