Data Integration Service logs contain logs about the following events:
Configuration. Log events about system or service configuration changes, application deployment or removal, and logs about the associated profiling warehouse.
Data Integration Service processes. Log events about application deployment, data object cache refresh, and user requests to run mappings, jobs, or workflows.
Service failures. Log events about failures that cause the Data Integration Service to be unavailable, such as Model repository connection failures or the service's failure to start.