Category Archives: Uncategorized

Birmingham City University (BCU) Talk #2

-+*As mentioned in a previous post, when I was at Birmingham City University (BCU) speaking at the UKOUG Next Gen event, one of the lecturers saw me and subsequently asked if I would come in and do some technical talks for the students. I did the first ab…

The Four Ps of Standards/Procurement Requirements/”Whatevahs”

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I am a veteran – not merely a military veteran, but an information security veteran. I don’t get medals for the latter, but I do have battle scars. Many of the scars are relatively recent: a result of tearing my hair out from many, many, many …

Oracle system V shared memory indicated deleted

-+*This article is written with examples taken from an (virtualised) Oracle Linux 6u6 X86_64 operating system, and Oracle database version 12.1.0.2.1. However, I think the same behaviour is true for Oracle 11 and 10 and earlier versions.
Probably most re…

Free Apache Cassandra Training Event in Cambridge, MA March 23

-+*I’ll be speaking, along with DataStax and Microsoft representatives at Cassandra Essentials Day this coming Monday (March 23) in Cambridge. MA. This free training event will cover the basics of Apache Cassandra and show you how to try it out quic…

My Co-op Experience at Pythian

-+*That’s me in front of our office. I promise there is a bigger Pythian logo!
Unlike most other engineering physics students at Carleton who prefer to remain within the limits of engineering, I had chosen to apply for a software developer co-op …

Log Buffer #415, A Carnival of the Vanities for DBAs

-+*This Log Buffer Edition covers the Oracle, SQL Server and MySQL with a keen look on the novel ideas.
Oracle:
The case was to roll forward a physical standby with an RMAN SCN incremental backup taken from primary.
Oracle Database 12c: Smart upgrade
This…

Using strace to debug application errors in linux

-+*strace is a very useful tool which traces system calls and signals for a running process. This helps a lot while debugging application level performance issues and bugs. Aim of this post is to demonstrate the power of strace in pinning down an applicat…

OUG Ireland 2015 : The Journey Home

-+*After saying a quick goodbye to everyone, I got in a taxi and headed for the airport. I was a little on the early side, but as I’ve said before, it’s better to be early than late where airports are concerned. I wanted do have a Guinness in …

OUG Ireland 2015 : The Event

-+*Having got to OUG Ireland, here’s what happened…
The first session I got to see was Nikolay Kovachev from TechnoLogica speaking about “12c PDBs, Snapshots & Change Management”. Bulgaria in da house! The session started wit…

OUG Ireland 2015 : The Journey Begins

-+*The day started early, about 1 hour before my alarm in fact. I got up, lay in the bath for a while drinking a can of Monster and considering the day ahead, got out of the bath, puked, then got my shit together ready for the taxi. I’ve been ill th…