adixitconfluent commented on code in PR #17739:
URL: https://github.com/apache/kafka/pull/17739#discussion_r1845190860
##########
core/src/main/java/kafka/server/share/DelayedShareFetch.java:
##########
@@ -90,39 +90,50 @@ public void onExpiration() {
*/
@Override
public void onComplete() {
+ // We are utilizing lock so that onComplete doesn't do a dirty read
for global variables -
+ // partitionsAcquired and partitionsAlreadyFetched, since these
variables can get updated in a different tryComplete thread.
+ lock.lock();
log.trace("Completing the delayed share fetch request for group {},
member {}, "
+ "topic partitions {}", shareFetchData.groupId(),
shareFetchData.memberId(),
partitionsAcquired.keySet());
- if (shareFetchData.future().isDone())
- return;
+ try {
+ if (shareFetchData.future().isDone())
+ return;
Review Comment:
sure, I'll cover it as part of JIRA
https://issues.apache.org/jira/browse/KAFKA-18027 in the near future..
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