I was just about to go into a meeting with two chaps from MongoDB when I was asked by a colleague to help with a…
During the implementation of a change I noticed that there was an alert in Ops Manager for a Development MongoS host that was down. After…
This is more by way of amusement than an actual investigation. I had been asked to monitor a test of a new piece of application…
This is a rather quick investigation, but it shows some interesting Oracle behaviour. I had written a PL/SQL package that manages range partitioned tables: adding…
Whilst I was away on holiday, the primary query in a particular batch process changed plan. An appropriate baseline was create for it but this…
I was asked to look at this problem as it has been going on for a number of hours and several other DBAs had been…
I was asked to look at why a product could not connect to their newly created standby database which was opened as a snapshot standby.…
I was asked to look at the a UAT database as it was performing slowly. I asked for some details of the slowness and was…