aratno commented on code in PR #4428:
URL: https://github.com/apache/cassandra/pull/4428#discussion_r2539716047
##########
src/java/org/apache/cassandra/db/ReadExecutionController.java:
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@@ -243,4 +261,27 @@ private void addSample()
if (cfs != null)
cfs.metric.topLocalReadQueryTime.addSample(cql, timeMicros);
}
+
+ public void addActivationIds(ColumnFamilyStore.ViewFragment view)
+ {
+ Preconditions.checkState(metadata().replicationType().isTracked());
+ if (activationIds == null)
+ activationIds = new HashSet<>();
Review Comment:
We do actually access the same ReadExecutionController across threads, when
an IN clause has multiple local partitions. I'll update this path to make it
threadsafe.
Not exactly the same, but similar to: CASSANDRA-19427
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