ableegoldman commented on a change in pull request #8541:
URL: https://github.com/apache/kafka/pull/8541#discussion_r416248165
##########
File path:
streams/src/main/java/org/apache/kafka/streams/processor/internals/StreamsPartitionAssignor.java
##########
@@ -713,23 +713,18 @@ private boolean assignTasksToClients(final Set<String>
allSourceTopics,
allTasks, clientStates, numStandbyReplicas());
final TaskAssignor taskAssignor;
- if (highAvailabilityEnabled) {
- if (lagComputationSuccessful) {
- taskAssignor = new HighAvailabilityTaskAssignor(
- clientStates,
- allTasks,
- statefulTasks,
- assignmentConfigs);
- } else {
- log.info("Failed to fetch end offsets for changelogs, will
return previous assignment to clients and "
- + "trigger another rebalance to retry.");
- setAssignmentErrorCode(AssignorError.REBALANCE_NEEDED.code());
- taskAssignor = new StickyTaskAssignor(clientStates, allTasks,
statefulTasks, assignmentConfigs, true);
- }
+ if (!lagComputationSuccessful) {
Review comment:
Well, the `FallbackPriorTaskAssignor` also gets the same input but can't
look at the lags. I figured if we're going to make a distinction between
assignors that can check the lags and those that can't, StickyTaskAssignor
should fall into the latter category.
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