i3wangyi commented on a change in pull request #662: Mitigate controller
leadership switch latency - improve leader -> standby
URL: https://github.com/apache/helix/pull/662#discussion_r373747873
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File path:
helix-core/src/main/java/org/apache/helix/manager/zk/ZKHelixManager.java
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@@ -780,13 +780,10 @@ public void disconnect() {
// TODO reset user defined handlers only
// TODO Fix the issue that when connection disconnected, reset handlers
will be blocked. -- JJ
- // This is because reset logic contains ZK operations.
- resetHandlers(true);
-
- if (_leaderElectionHandler != null) {
- _leaderElectionHandler.reset(true);
+ // remove every subscribed listener
+ if (_zkclient != null) {
+ _zkclient.unsubscribeAll();
Review comment:
Good point! I will add the test (expire the session and compare the
callhandlers before and after)
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