zhangmeng916 commented on a change in pull request #1504:
URL: https://github.com/apache/helix/pull/1504#discussion_r516323647
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File path:
helix-core/src/main/java/org/apache/helix/manager/zk/CallbackHandler.java
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@@ -402,13 +357,9 @@ public void invoke(NotificationContext changeContext)
throws Exception {
}
_expectTypes = nextNotificationType.get(type);
- if (type == Type.INIT || type == Type.FINALIZE) {
+ if (type == Type.INIT || type == Type.FINALIZE ||
changeContext.getIsChildChange()) {
subscribeForChanges(changeContext.getType(), _path, _watchChild);
- } else {
- // put SubscribeForChange run in async thread to reduce the latency of
zk callback handling.
- subscribeForChangesAsyn(changeContext.getType(), _path, _watchChild);
Review comment:
Did we try to get rid of async subscribe in this PR and do all
subscription synchronously? I thought we only remove the extra one.
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