anmolnar commented on a change in pull request #796: ZOOKEEPER-3267: Add
watcher metrics
URL: https://github.com/apache/zookeeper/pull/796#discussion_r256363368
##########
File path:
zookeeper-server/src/main/java/org/apache/zookeeper/server/watch/WatcherCleaner.java
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@@ -106,6 +107,7 @@ public void addDeadWatcher(int watcherBit) {
synchronized(processingCompletedEvent) {
processingCompletedEvent.wait(100);
}
+ ServerMetrics.ADD_DEAD_WATCHER_STALL_TIME.add(100);
Review comment:
Good catch @eolivelli . Accuracy of this metric is <100ms now, which we can
improve by measuring the exact time elapsed. I'm not sure either if it's worth
the extra logic.
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