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From "kimi (JIRA)" <j...@apache.org>
Subject [jira] [Created] (CURATOR-115) delayeddistributedqueue failed to sort children
Date Tue, 17 Jun 2014 11:59:01 GMT
kimi created CURATOR-115:
----------------------------

             Summary: delayeddistributedqueue failed to sort children
                 Key: CURATOR-115
                 URL: https://issues.apache.org/jira/browse/CURATOR-115
             Project: Apache Curator
          Issue Type: Bug
          Components: Recipes
    Affects Versions: 2.4.2
         Environment: linux, jdk 7
            Reporter: kimi


i have a delayeddistributed queues to store some jobs, on startup, sometimes this issue come
up:

recipes.queue.DistributedDelayQueue$1-QueueBuilder-5 [ERROR] Exception caught in background
handler
java.lang.IllegalArgumentException: Comparison method violates its general contract!
        at java.util.TimSort.mergeLo(TimSort.java:747)
        at java.util.TimSort.mergeAt(TimSort.java:483)
        at java.util.TimSort.mergeCollapse(TimSort.java:408)
        at java.util.TimSort.sort(TimSort.java:214)
        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 org.apache.curator.framework.recipes.queue.DistributedDelayQueue$1.sortChildren(DistributedDelayQueue.java:89)
        at org.apache.curator.framework.recipes.queue.DistributedQueue.runLoop(DistributedQueue.java:551)
        at org.apache.curator.framework.recipes.queue.DistributedQueue.access$000(DistributedQueue.java:65)
        at org.apache.curator.framework.recipes.queue.DistributedQueue$1.call(DistributedQueue.java:196)
        at java.util.concurrent.FutureTask.run(FutureTask.java:262)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        at java.lang.Thread.run(Thread.java:744)




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