In April 2022, Oracle released a new feature called Database Service Events for the ExaCC platform. This feature collects telemetry data of VM cluster nodes and sends a notification when a health issue is detected.
Continue readingAuthor: Christian Gohmann
ExaCC: Single instance databases
When a new database is deployed on ExaCC, all nodes of the VM cluster are considered. But sometimes a multi-instance database is not required, for example for DEV or non-business critical databases. In this blog post, I will demonstrate how to handle this requirement with dbaascli.
Continue readingExaCC: Oracle Home deployment fails with DBAAS-60018
In this blog post, I am going to describe a strange error with OPatch while I was trying to deploy a new Oracle Home to one of our VM clusters.
Continue readingExaCC: DSI creation fails because of default patches
Since April 2021, ExaCC supports the creation of Database Software Images (DSI). This feature allows the creation of Golden Images of the Oracle Database software, which can then be provisioned to VM clusters. In this blog post, I will explain one reason why the creation of a new DSI can fail.
Continue readingExaCC: Create VM Cluster Network using OCI CLI
This is the first part of a blog series where I will demonstrate how to create a new VM Cluster in an Exadata Cloud@Clustomer environment using the OCI command-line interface. In the first part, I will create the required VM Cluster Network.
Continue readingUse Oracle Linux 7.9 as WSL distribution
Since the end of January, Oracle Linux 7.9 is officially available as Linux Distribution for the Windows Subsystem for Linux (WSL). This blog post will demonstrate how to install and use it.
Continue readingDatapatch fails with ORA-27476
Today I stumbled about a very strange error while applying a release update to a 19c database. Datapatch fails with an ORA-27476 error. In this blog post, I want to show how to get rid of this error and how to identify objects in the database which may cause it.
Continue readingExaCC: SSH equivalency check of patchmgr failed
This blog post describes an issue with patchmgr while checking the SSH equivalency of the target cluster nodes. More details about patchmgr and how to use it to patch your VM clusters can be found here.
Continue readingExaCC: Update of Exadata System Software using patchmgr
In this blog post, I will demonstrate how to use the command-line utility DB Server Patch Utility (patchmgr) to update the Exadata software of DomU environments to a newer version.
Continue readingExaCC: Configuration and usage of ExaCLI
In the context of an ExaCC Gen2 environment, the command-line utility ExaCLI can be used to monitor and manage (only a subset of commands are allowed) the Exadata Storage Server (with 18.1.4.2 and higher). For example, you can check the software version of the Dom0 layer. In this blog post, I will describe all the required steps to get ExaCLI running.
Continue reading