The DevOps Engineer sees many occurrences of org.apache.s;ing.api resource.loginException in the
Apache Sling Service User mapper Service is configured with a default user.
Service user mapping is configured for the OSGi bundle, causing the exception.
What is the root cause of these exceptions?
A DevOps Engineer notices that the disk usage for an AEM author instance is constantly going up.
Upon further investigation, it is revealed:
- Online Compaction is unable to complete revision cleanup task during the daily maintenance
- Segment Store Size has gone up from 8 GB to 13 GB
- The following message is logged in the error.log file
Canceling RevisionGC. The task was either stopped by the user or the Maintenance Window reached
its end - Lucene Binaries Cleanup task completed successfully during the daily maintenance window
What additional step can be performed during the weekly maintenance window to reduce the
overall disk usage?
Which gate needs to be passed after the code is deployed?
The AEM site has a large number of DAM assets. Users report that searching for assets Search in
AEM incredibly slow and sometime even bringing the instance down. To solve this problem, the
DevOps Engineer requires the index to be updated.
Which steps are required to index the DAM nodes with minimal interruptions to the users?
New content is not visible on the website when accessing it via the dispatcher.
* Replication from author to publish works fine
* Dispatcher flush agent is present under/replication/agents. Author on the Publish instance and
* The checkbox for Dispatcher flush agent confusion is ticked for enabled, when reviewed on the
Rules in the dispatcher flush agent is causing this issue?
A DevOps Engineer is configuring a non production deployment pipeline. The code quality is checked
in the pipeline. A security check is configured in the deployment pipeline to identify any major
security issues before a production deployment.
Which other check should be executed before deployment to production?
How often is a full online compaction (revision cleanup) run by default?
During security tests it becomes apparent that AEM specific paths were accessible on the publish
instance, which should not be accessible to the public.
What is the best practice configuration on a publish dispatcher instance?
Assuming the project was generated using the AEM maven archetype, which maven command
triggers the build and deployment of a content-packet to a publish instance?
A problem is found on an AEM instance.
How can the DevOps Engineer enable the developers to step through the actual code that is running?
Why does the size of the repository double when running online compaction?
A business needs to remove a publish a instance due to contractual downsizing.
Which action will prevent a rapid increase of errors in the author instance?
An AEM instance is restarted with the command: java -Dsling.run.modes=author -jar cq-publish.jar -r
author. The sling.properties includes the line sling.run.modes=publish.
In which runmode is AEM started?
Which tool must be used to run an offline compaction?
How should a DevOps Engineer perform an AEM upgrade that preserve version and Workflows?