[OOZIE-2755] Oozie HA: ZKJobsConcurrencyService throws runtime exception when numOozies is zero

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 5.2.0
• Component/s: HA
• Assignee: Andras Salamon
• Reporter: Dongying Jiao
• Created: 08/Dec/16 06:26
• Updated: 09/Dec/19 08:54
• Resolved: 17/Jul/19 10:12

Description

Setting up Oozie HA using virtual IP, server-1 and server-2 (active-active), when we take down server-1 any Oozie job submitted fails with below stacktrace. If both are up , there is no issue.

ERROR RecoveryService$RecoveryRunnable:517 - SERVER[XXX] USER[-] GROUP[-] TOKEN[-] APP[-] JOB[-] ACTION[-] Exception, / by zero
java.lang.ArithmeticException: / by zero
        at org.apache.oozie.service.ZKJobsConcurrencyService.checkJobIdForServer(ZKJobsConcurrencyService.java:167)
        at org.apache.oozie.service.ZKJobsConcurrencyService.isJobIdForThisServer(ZKJobsConcurrencyService.java:129)
        at org.apache.oozie.service.RecoveryService$RecoveryRunnable.runWFRecovery(RecoveryService.java:362)
        at org.apache.oozie.service.RecoveryService$RecoveryRunnable.run(RecoveryService.java:146)
        at org.apache.oozie.service.SchedulerService$2.run(SchedulerService.java:175)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
        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)