dengzhhu653 commented on code in PR #3386:
URL: https://github.com/apache/hive/pull/3386#discussion_r925118846
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service/src/java/org/apache/hive/service/server/HiveServer2.java:
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@@ -895,6 +897,46 @@ private void stopOrDisconnectTezSessions() {
}
}
+ public synchronized void decommission() {
+ LOG.info("Decommissioning HiveServer2");
+ // Remove this server instance from ZooKeeper if dynamic service discovery
is set
+ if (serviceDiscovery && !activePassiveHA && zooKeeperHelper != null) {
+ try {
+ zooKeeperHelper.removeServerInstanceFromZooKeeper();
+ } catch (Exception e) {
+ LOG.error("Error removing znode for this HiveServer2 instance from
ZooKeeper.", e);
+ }
+ }
+ super.decommission();
+ }
+
+ public synchronized void graceful_stop() {
+ try {
+ decommission();
+ long maxTimeForWait = HiveConf.getTimeVar(getHiveConf(),
+ HiveConf.ConfVars.HIVE_SERVER2_GRACEFUL_STOP_TIMEOUT,
TimeUnit.MILLISECONDS);
+ if (maxTimeForWait > 0) {
+ ExecutorService service = Executors.newSingleThreadExecutor();
+ Future future = service.submit(() -> {
+ while (getCliService() != null && getCliService().getSessionManager()
Review Comment:
for timeout purpose, we can seperate the timeout checking from the waiting
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