dcapwell commented on a change in pull request #1428:
URL: https://github.com/apache/cassandra/pull/1428#discussion_r796993192
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File path: src/java/org/apache/cassandra/gms/Gossiper.java
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@@ -148,6 +160,11 @@
/* subscribers for interest in EndpointState change */
private final List<IEndpointStateChangeSubscriber> subscribers = new
CopyOnWriteArrayList<>();
+ /* list of the most recent N gossip state transitions.
+ * N is defined by the max_gossip_state_transitions_size configuration. */
+ @VisibleForTesting
+ final Map<InetAddressAndPort, Queue<GossipStateTransition>>
gossipStateTransitionMap = new ConcurrentHashMap<>();
Review comment:
how costly is this if your cluster has 1k nodes?
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