Github user olegz commented on a diff in the pull request:
https://github.com/apache/nifi/pull/840#discussion_r74783931
--- Diff:
nifi-nar-bundles/nifi-provenance-repository-bundle/nifi-persistent-provenance-repository/src/main/java/org/apache/nifi/provenance/PersistentProvenanceRepository.java
---
@@ -1302,27 +1301,35 @@ public void run() {
}
logger.info("Successfully Rolled over
Provenance Event file containing {} records", recordsWritten);
+ }
+
+ //if files were rolled over or if out of retries
stop the future
+ if(fileRolledOver != null ||
retryAttempts.decrementAndGet() == 0) {
+
+ if(fileRolledOver== null &&
retryAttempts.get() == 0){
+ logger.error("Failed to merge Journal
Files {} after {} attempts. ",journalsToMerge, MAX_JOURNAL_ROLLOVER_RETRIES);
+ }
+
rolloverCompletions.getAndIncrement();
- // We have finished successfully. Cancel the
future so that we don't run anymore
+ // Cancel the future so that we don't run
anymore
Future<?> future;
while ((future = futureReference.get()) ==
null) {
try {
Thread.sleep(10L);
} catch (final InterruptedException ie) {
--- End diff --
I know this is not your code, but we need to reset the interrupt flag on
the thread.
```
Thread.currentThread().interrupt();
```
otherwise it could lead to unresponsive system
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