NullPointerException in AdvancedQueueSorter

This issue is archived. You can view it, but you can't modify it. Learn more

XMLWordPrintable

      Hi,

      Our Jenkins server seems to get locked at some point in time.
      Many Jobs are in starvation, waiting for nodes with certain labels/label combinations.
      (i.e. Waiting for next available executor on ...)

      The log shows a lot of these entries:

      Apr 15, 2015 3:44:25 PM SEVERE hudson.triggers.SafeTimerTask run
      
      Timer task hudson.model.Queue$MaintainTask@5d00189f failed
      java.lang.NullPointerException
      	at jenkins.advancedqueue.sorter.AdvancedQueueSorter$2.compare(AdvancedQueueSorter.java:99)
      	at jenkins.advancedqueue.sorter.AdvancedQueueSorter$2.compare(AdvancedQueueSorter.java:81)
      	at java.util.TimSort.countRunAndMakeAscending(TimSort.java:329)
      	at java.util.TimSort.sort(TimSort.java:189)
      	at java.util.TimSort.sort(TimSort.java:173)
      	at java.util.Arrays.sort(Arrays.java:659)
      	at java.util.Collections.sort(Collections.java:217)
      	at jenkins.advancedqueue.sorter.AdvancedQueueSorter.sortBuildableItems(AdvancedQueueSorter.java:81)
      	at hudson.model.Queue.maintain(Queue.java:1135)
      	at hudson.model.Queue$MaintainTask.doRun(Queue.java:2197)
      	at hudson.triggers.SafeTimerTask.run(SafeTimerTask.java:54)
      	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
      	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:304)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:178)
      	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      Feed
      

      and also some entries like

      java.lang.NullPointerException
      	at jenkins.advancedqueue.sorter.AdvancedQueueSorter.onLeft(AdvancedQueueSorter.java:157)
      	at jenkins.advancedqueue.sorter.AdvancedQueueSorterQueueListener.onLeft(AdvancedQueueSorterQueueListener.java:47)
      	at hudson.model.Queue$LeftItem.enter(Queue.java:2087)
      	at hudson.model.Queue.onStartExecuting(Queue.java:924)
      	at hudson.model.Executor.run(Executor.java:209)
      	at hudson.model.OneOffExecutor.run(OneOffExecutor.java:43)
      

      We see theses issues since we updated the Priority Sorter Plugin to version 2.11 (from version 2.9)

      Downgrading to version 2.9 seems to work fine!

            Assignee:
            Magnus Sandberg
            Reporter:
            Tom Ghyselinck
            Archiver:
            Jenkins Service Account

              Created:
              Updated:
              Resolved:
              Archived: