Tag: exadata

Exadata 19c comes with Linux 7 and Exadata 12c and 18c come with Linux 6. There will then be an upgrade to Linux 7 when upgrading from 12c or 18c to Exadata 19c or above. In this specific case, you…

Nice topic, right? Beautiful thing to work with when you have Oracle Engineered Systems. So, why would you configure a listener over the InfiniBand Network? How does that make sense in your environment and how would you leverage that? Background…

Once you have installed your new Exadata machine will come a time where you’ll be asked : “shouldn’t we patch the Exadata” ? And the answer is “yes, definitely“. Indeed, Oracle releases huges (~ 10 GB) “Quarterly Full Stack” patches (aka Bundles)…

Fred Denis, Pythian Oracle Database Expert, continues his post on installing a brand new Exadata X5.

When you buy an Exadata machine, you can ask Oracle to proceed with the installation or let some brilliant DBAs like the one at Pythian to do it :) I will then present in this blog how to install a brand…

Fred Denis, Pythian Oracle Database Expert, explains how to rename a diskgroup.

Fred Denis, Pythian Oracle Database Expert, talks about his encounter with error code ORA-15418: on 12.1 on Exadata.

There are lots of considerations to be taken into account when migrating databases to the Exadata. It’s like any other migration. DBAs and other stakeholders of the system have to evaluate what to migrate and what not to, physical and…

Oracle recently announced its latest iteration of Exadata – X5-2. It includes a refresh of the hardware to the most recent Xeon® E5-2699 v3 CPUs. These new CPUs boost the total cores count in a full rack to 288. This…

Recently we’ve seen a strange problem with the deadlocks at the client database on Exadata, Oracle version 11.2.0.4 . Wait events analysis showed that sessions were waiting for “enq: TX – allocate ITL entry” event. It was strange because there…