jon-wei commented on a change in pull request #9509: add kinesis lag metric
URL: https://github.com/apache/druid/pull/9509#discussion_r393408804
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File path:
extensions-core/kinesis-indexing-service/src/main/java/org/apache/druid/indexing/kinesis/KinesisRecordSupplier.java
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@@ -637,6 +688,25 @@ public void close()
this.closed = true;
}
+ @VisibleForTesting
+ public Map<String, Long> getPartitionTimeLag()
+ {
+ return partitionResources.entrySet()
+ .stream()
+ .collect(
+ Collectors.toMap(k ->
k.getKey().getPartitionId(), k -> k.getValue().getPartitionTimeLag())
+ );
+ }
+
+ public Map<String, Long> getPartitionTimeLag(Map<String, String>
currentOffsets)
+ {
+ return partitionResources.entrySet()
Review comment:
The number of partitions can be on the order of hundreds, would it make
sense to avoid streams here for performance (I remember various issues in the
past around stream perf)
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