frankgh commented on code in PR #211:
URL: https://github.com/apache/cassandra-sidecar/pull/211#discussion_r2004467742
##########
server/src/main/java/org/apache/cassandra/sidecar/coordination/ClusterLeaseClaimTask.java:
##########
@@ -144,7 +147,13 @@ public ScheduleDecision scheduleDecision()
@Override
public DurationSpec initialDelay()
{
- return periodicTaskConfiguration.initialDelay();
+ // Return a randomized delay to introduce jitter among all the
instances participating
+ // in the lease claim process
+ MillisecondBoundConfiguration initialDelay =
periodicTaskConfiguration.initialDelay();
+ long millis = initialDelay.toMillis();
+ return millis <= 0
+ ? initialDelay
+ : new
MillisecondBoundConfiguration(ThreadLocalRandom.current().nextLong(millis),
TimeUnit.MILLISECONDS);
Review Comment:
I think that's fine, but I would probably like to address it as part of a
different effort. What do you think ? In that case we'd also need to address
the randomized initial delay in
`org.apache.cassandra.sidecar.datahub.SchemaReportingTask#initialDelay`
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