OpenStack Trove Essentials

Modifying the instance configuration

So, we have seen how the default configuration can be modified. But what about the instances that are already available and running? Can we make configuration changes to those? The answer to this question is very much a yes.

Configuration groups

Let us look at the Trove configuration groups. These technically are some configurations that can be applied on one or more instances. It is to be noted that at any given point in time, only one configuration group can be active.

The steps in using the configuration groups are:

1. Define the modifiable configuration parameters (in the validation-rules.json file): A copy of validation-rules ...