lhotari commented on issue #24754:
URL: https://github.com/apache/pulsar/issues/24754#issuecomment-3318460900

   Sharing stack trace from SN Pulsar:
   ```
   [pulsar-load-manager-1-1] WARN  
org.apache.pulsar.broker.loadbalance.LoadResourceQuotaUpdaterTask - Error write 
resource quota
   java.lang.IllegalArgumentException: Comparison method violates its general 
contract!
        at java.base/java.util.TimSort.mergeLo(Unknown Source) ~[?:?]
        at java.base/java.util.TimSort.mergeAt(Unknown Source) ~[?:?]
        at java.base/java.util.TimSort.mergeCollapse(Unknown Source) ~[?:?]
        at java.base/java.util.TimSort.sort(Unknown Source) ~[?:?]
        at java.base/java.util.Arrays.sort(Unknown Source) ~[?:?]
        at java.base/java.util.List.sort(Unknown Source) ~[?:?]
        at java.base/java.util.Collections.sort(Unknown Source) ~[?:?]
        at 
org.apache.pulsar.broker.loadbalance.extensions.models.TopKBundles.partitionSort(TopKBundles.java:141)
 ~[io.streamnative-pulsar-broker-4.0.5.3.jar:4.0.5.3]
        at 
org.apache.pulsar.broker.loadbalance.impl.ModularLoadManagerImpl.selectTopKBundle(ModularLoadManagerImpl.java:1140)
 ~[io.streamnative-pulsar-broker-4.0.5.3.jar:4.0.5.3]
        at 
org.apache.pulsar.broker.loadbalance.impl.ModularLoadManagerImpl.writeBundleDataOnZooKeeper(ModularLoadManagerImpl.java:1156)
 ~[io.streamnative-pulsar-broker-4.0.5.3.jar:4.0.5.3]
        at 
org.apache.pulsar.broker.loadbalance.impl.ModularLoadManagerWrapper.writeResourceQuotasToZooKeeper(ModularLoadManagerWrapper.java:118)
 ~[io.streamnative-pulsar-broker-4.0.5.3.jar:4.0.5.3]
        at 
org.apache.pulsar.broker.loadbalance.LoadResourceQuotaUpdaterTask.run(LoadResourceQuotaUpdaterTask.java:39)
 ~[io.streamnative-pulsar-broker-4.0.5.3.jar:4.0.5.3]
        at 
java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) 
~[?:?]
        at java.base/java.util.concurrent.FutureTask.runAndReset(Unknown 
Source) ~[?:?]
        at 
java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown
 Source) ~[?:?]
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown 
Source) ~[?:?]
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown 
Source) ~[?:?]
        at 
io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
 ~[io.netty-netty-common-4.1.122.Final.jar:4.1.122.Final]
        at java.base/java.lang.Thread.run(Unknown Source) [?:?]
   ```


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