aweisberg commented on a change in pull request #283: CASSANDRA-14459: DynamicEndpointSnitch
should never prefer latent replicas
URL: https://github.com/apache/cassandra/pull/283#discussion_r267993106
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File path: src/java/org/apache/cassandra/net/MessagingService.java
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@@ -538,7 +541,7 @@ public void resetDroppedMessagesMap(String scope)
// total dropped message counts for server lifetime
private final Map<Verb, DroppedMessages> droppedMessagesMap = new EnumMap<>(Verb.class);
- private final List<ILatencySubscriber> subscribers = new ArrayList<ILatencySubscriber>();
+ private final Set<ILatencySubscriber> latencySubscribers = new CopyOnWriteArraySet<>();
Review comment:
Also why is this a list when we only ever have one thing being notified? I mean I guess
it's fine to catch snitch reconfiguration races, but seems like overkill since we don't really
know if that works anyways.
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