veghlaci05 commented on a change in pull request #2981:
URL: https://github.com/apache/hive/pull/2981#discussion_r798540039
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/txn/compactor/Worker.java
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@@ -715,28 +705,26 @@ void wasSuccessful() {
* @throws Exception
*/
@Override public void close() throws Exception {
+ //the transaction is about to close, we can stop heartbeating regardless
of it's state
+ shutdownHeartbeater();
if (status != TxnStatus.UNKNOWN) {
- // turn off error logging in heartbeater in case of race condition
between commit/abort and heartbeating
- heartbeater.shouldLogError(false);
if (succeessfulCompaction) {
commit();
} else {
abort();
}
}
- shutdownHeartbeater();
}
private void shutdownHeartbeater() {
if (heartbeatExecutor != null) {
heartbeatExecutor.shutdownNow();
try {
if (!heartbeatExecutor.awaitTermination(5, TimeUnit.SECONDS)) {
- heartbeatExecutor.shutdownNow();
+ LOG.debug("Heartbeating for transaction {} did not stop in 5
seconds, do not wait any longer.", this);
}
- LOG.debug("Successfully stopped heartbeating for transaction {}",
this);
} catch (InterruptedException ex) {
- heartbeatExecutor.shutdownNow();
+ //Caller thread was interrupted while waiting for heartbeater to
terminate, nothing to do
Review comment:
I don't think it is necessary, that log would be sth like "Compaction
was aborted while waiting for the heartbeater to shut down" which doesn't add
too much in my opinion
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