I decided this week to be a little brave and upgrade one of the Enkitec Exadata racks to 12.2.0.1. I installed the 12.2.1.1.0 Exadata image a few weeks ago, and have been waiting for a chance to upgrade clusterware to 12.2. Thankfully, Oracle provides a very good note for this, but I did hit one large… Read More »
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 »
I noticed something for the first time tonight when I was playing around in the Enkitec lab – something that I have been doing wrong for a while. When working in the lab, I often rely on the crsctl command to shut down the entire cluster stack for me. It’s really easy to use “crsctl… Read More »
We had a client that was running into a strange issue on their Exadata where new connections coming in through the SCAN were failing. After doing some troubleshooting, it was discovered that it was related to one of the SCAN listeners not properly accepting requests from new sessions. The VIP and listener were running, and… Read More »