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HBASE-27426 - Fix ZKWatcher shutdown seqence to avoid InterruptExcept… #4829

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merged 5 commits into from
Oct 17, 2022
Merged

HBASE-27426 - Fix ZKWatcher shutdown seqence to avoid InterruptExcept… #4829

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f4cac8b
HBASE-27426 - Fix ZKWatcher shutdown seqence to avoid InterruptExcept…
Oct 12, 2022
c6aa731
Remove unnecessary/redundant logs.
Oct 13, 2022
eb154ba
Dummy change for triggering tests in hbase-server.
Oct 13, 2022
258ee35
Revert the dummy change.
Oct 14, 2022
67394bd
Reduce the wait to 15 seconds and add a force shutdown if the wait ti…
Oct 15, 2022
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12 changes: 10 additions & 2 deletions hbase-zookeeper/src/main/java/org/apache/hadoop/hbase/zookeeper/ZKWatcher.java
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Original file line number Diff line number Diff line change
Expand Up @@ -735,13 +735,21 @@ public void interruptedExceptionNoThrow(InterruptedException ie, boolean throwLa
*/
@Override
public void close() {
LOG.info("ZKWatcher close started.");
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This one also can be removed

zkEventProcessor.shutdown();
try {
recoverableZooKeeper.close();
zkEventProcessor.awaitTermination(60, TimeUnit.SECONDS);
} catch (InterruptedException e) {
LOG.warn("ZKWatcher event processor has not finished to terminate.");
Thread.currentThread().interrupt();
} finally {
zkEventProcessor.shutdownNow();
try {
recoverableZooKeeper.close();
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
}
LOG.info("ZKWatcher close finished.");
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I think this is redundant, can be removed.

}

public Configuration getConfiguration() {
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