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https://issues.apache.org/jira/browse/CASSANDRA-19495?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brandon Williams updated CASSANDRA-19495:
-----------------------------------------
     Bug Category: Parent values: Degradation(12984)Level 1 values: Performance 
Bug/Regression(12997)
       Complexity: Normal
    Discovered By: User Report
    Fix Version/s: 4.1.x
                   5.0.x
                   5.x
         Severity: Normal
           Status: Open  (was: Triage Needed)

> Hints not stored after node goes down for the second time
> ---------------------------------------------------------
>
>                 Key: CASSANDRA-19495
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-19495
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Consistency/Hints
>            Reporter: Paul Chandler
>            Priority: Normal
>             Fix For: 4.1.x, 5.0.x, 5.x
>
>
> I have a scenario where a node goes down, hints are recorded on the second 
> node and replayed, as expected. If the first node goes down for a second time 
> and time span between the first time it stopped and the second time it 
> stopped is more than the max_hint_window then the hint is not recorded, no 
> hint file is created, and the mutation never arrives at the node after it 
> comes up again.
> I have debugged this and it appears to due to the way hint window is 
> persisted after https://issues.apache.org/jira/browse/CASSANDRA-14309
> The code here: 
> [https://github.com/apache/cassandra/blame/cassandra-4.1/src/java/org/apache/cassandra/service/StorageProxy.java#L2402]
>  uses the time stored in the HintsBuffer.earliestHintByHost map.  This map is 
> based on the UUID of the host, but this does not seem to be cleared when the 
> node is back up, and I think this is what is causing the problem.
>  
> This is in cassandra 4.1.5



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