[SLING-5805] Eventing: NPE in JobSchedulerImpl when shutting down instance

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: Event 4.0.2
• Fix Version/s: Event 4.1.0
• Component/s: Extensions
• Assignee: Carsten Ziegeler
• Reporter: Stefan Seifert
• Created: 22/Jun/16 15:38
• Updated: 29/Jun/16 05:21
• Resolved: 29/Jun/16 05:21

Description

when shutting down a sling instance (part of a cluster) with ~30.000 scheduled jobs, i get thousands of error logs like this in the logs:

22.06.2016 17:25:07.174 *ERROR* [sling-default-593-org.apache.sling.event.jobs.Job:03eb3d10-952e-4b1b-83c8-e7e092495c09-0] org.apache.sling.commons.scheduler.impl.QuartzScheduler Exception during job execution of org.apache.sling.event.impl.jobs.scheduling.JobSchedulerImpl@407bb6e7 : null
java.lang.NullPointerException: null
	at org.apache.sling.event.impl.jobs.JobManagerImpl.addJobInteral(JobManagerImpl.java:537)
	at org.apache.sling.event.impl.jobs.JobManagerImpl.addJob(JobManagerImpl.java:704)
	at org.apache.sling.event.impl.jobs.JobManagerImpl.addJob(JobManagerImpl.java:267)
	at org.apache.sling.event.impl.jobs.scheduling.JobSchedulerImpl.execute(JobSchedulerImpl.java:280)
	at org.apache.sling.commons.scheduler.impl.QuartzJobExecutor.execute(QuartzJobExecutor.java:116)
	at org.quartz.core.JobRunShell.run(JobRunShell.java:202)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)