siddhantsangwan commented on a change in pull request #2578:
URL: https://github.com/apache/ozone/pull/2578#discussion_r704308026
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File path:
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/container/balancer/ContainerBalancer.java
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@@ -722,8 +722,10 @@ public void stop() {
return;
}
balancerRunning = false;
- currentBalancingThread.interrupt();
- currentBalancingThread.join(1000);
+ if (Thread.currentThread().getId() != currentBalancingThread.getId()) {
+ currentBalancingThread.interrupt();
+ currentBalancingThread.join(100);
Review comment:
Good point, I agree. We probably don't want to use `thread.stop()`. We
can check the balancerRunning flag and interrupted status regularly while
performing long operations in `doIteration` and `initializeIteration`. This
will allow the `currentBalancingThread` to stop gracefully.
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