kaisun2000 commented on a change in pull request #1227:
URL: https://github.com/apache/helix/pull/1227#discussion_r467310984
##########
File path: helix-core/src/test/java/org/apache/helix/TestHelper.java
##########
@@ -847,4 +850,161 @@ public static void printZkListeners(HelixZkClient client)
throws Exception {
}
System.out.println("}");
}
+
+ // Thread dump related utility function
+ private static ThreadGroup getRootThreadGroup() {
+ ThreadGroup candidate = Thread.currentThread().getThreadGroup();
+ while (candidate.getParent() != null) {
+ candidate = candidate.getParent();
+ }
+ return candidate;
+ }
+
+ public static List<Thread> getAllThreads() {
+ ThreadGroup rootThreadGroup = getRootThreadGroup();
+ Thread[] threads = new Thread[32];
+ int count = rootThreadGroup.enumerate(threads);
+ while (count == threads.length) {
+ threads = new Thread[threads.length * 2];
+ count = rootThreadGroup.enumerate(threads);
+ }
+ return Arrays.asList(Arrays.copyOf(threads, count));
+ }
+
+ static public enum ThreadCategory {
+ ZkServer("zookeeper server threads", 4, 100,
Review comment:
done.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
[email protected]
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
