JonathanKessler commented on a change in pull request #4780:
URL: https://github.com/apache/nifi/pull/4780#discussion_r583115768
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File path:
nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-framework-core/src/main/java/org/apache/nifi/controller/queue/SwappablePriorityQueue.java
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@@ -920,7 +921,14 @@ public SwapSummary recoverSwappedFlowFiles() {
return new StandardSwapSummary(new QueueSize(swapFlowFileCount,
swapByteCount), maxId, resourceClaims);
}
+ public long getMaxActiveQueuedDuration(long fromTimestamp) {
+ // We want the oldest timestamp, which will be the min
+ return fromTimestamp -
activeQueue.parallelStream().map(FlowFile::getLastQueueDate).filter(Objects::nonNull).min(Long::compareTo).orElse(fromTimestamp);
Review comment:
@markap14 Do you have a recommendation as to how to persist & retrieve
the map of swapped queueDates or how to recreate it on startup?
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