deniskuzZ commented on a change in pull request #1275:
URL: https://github.com/apache/hive/pull/1275#discussion_r458967846
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/txn/compactor/Cleaner.java
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@@ -89,23 +93,28 @@ public void run() {
handle =
txnHandler.getMutexAPI().acquireLock(TxnStore.MUTEX_KEY.Cleaner.name());
startedAt = System.currentTimeMillis();
long minOpenTxnId = txnHandler.findMinOpenTxnIdForCleaner();
+ List<CompletableFuture> cleanerList = new ArrayList<>();
for(CompactionInfo compactionInfo : txnHandler.findReadyToClean()) {
- clean(compactionInfo, minOpenTxnId);
+
cleanerList.add(CompletableFuture.runAsync(CompactorUtil.ThrowingRunnable.unchecked(()
->
+ clean(compactionInfo, minOpenTxnId)), cleanerExecutor));
}
+ CompletableFuture.allOf(cleanerList.toArray(new
CompletableFuture[0])).join();
} catch (Throwable t) {
LOG.error("Caught an exception in the main loop of compactor cleaner,
" +
- StringUtils.stringifyException(t));
- }
- finally {
+ StringUtils.stringifyException(t));
+ if (cleanerExecutor != null) {
Review comment:
@adesh-rao, sorry I think you have placed it originally at the right
spot, at the end of run() method, you'll probably have to wrap it's internals
(do while) with try and put shutdownNow in finally section. note: remove catch
InterruptedException.
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