Author Archives: acolvin

Exadata Cell Patching – USB I/O Errors

I was playing around with the Exadata X2-2 in the Enkitec lab this weekend, and hit an interesting issue when patching the storage servers.  We were taking the system up to version 12.1.2.3.3 for testing purposes.  I fired off the patchmgr script, and one of the storage servers failed when beginning the first phase of the patching… Read More »

OTN Appreciation Day: dbnodeupdate.sh

In the wake of the great hospitality shown by the OTN crew at Open World, Tim Hall thought that getting the community together for a series of “OTN appreciation” blogs would be a good way to show our thanks back. Thinking about tools provided by Oracle that make my life easier, my mind went to dbnodeupdate.sh.  This tool helps… Read More »

Building “Ready to Deploy” Oracle VM Templates

I’ve been playing a bit lately with Oracle VM on a few different platforms (ODA, Exalytics, Private Cloud Appliance) and was tasked with creating a good Oracle VM template image for Oracle Linux 7. Oracle makes templates available on eDelivery (https://edelivery.oracle.com) that present you with VM configuration questions on first boot, but those VM templates have a… Read More »

Configuring VNCR for 11.2.0.4 Oracle RAC

By default on an Oracle RAC installation, the listeners are configured to allow any database to register with them.  There is no security out of the box to determine which databases may register.  While this makes it easy to create new databases without worrying about listener registration, this can cause potential problems in a real environment.… Read More »

Exadata and Bash Shellshock

There has recently been a lot of news about the exploit revealed in the bash shell.  While the fix is very quick to implement, there are a couple of tricks that are required to install this update on an Exadata environment.  According to Oracle support note #1405320.1, Exadata storage server versions 11.2.3.x.x and 12.1.1.x.x are susceptible… Read More »

A Big Day at Enkitec

The #enkitecworlddomination bus has a few new stops on the tour… Today was a pretty big day at Enkitec – one that probably comes as a shock to many people.  In case you haven’t heard, Enkitec has been acquired by Accenture, which still sounds a little weird, to be honest.  I’ve pretty much spent my entire career… Read More »