kaisun2000 commented on code in PR #15025:
URL: https://github.com/apache/druid/pull/15025#discussion_r1344862284
##########
processing/src/main/java/org/apache/druid/collections/BlockingPool.java:
##########
@@ -40,8 +39,14 @@ public interface BlockingPool<T>
* Take resources from the pool, waiting if necessary until the elements of
the given number become available.
*
* @param elementNum number of resources to take
- *
* @return a list of resource holders. An empty list is returned if {@code
elementNum} resources aren't available.
*/
List<ReferenceCountingResourceHolder<T>> takeBatch(int elementNum);
+
+ /**
+ * Return the count of pending queries waiting for merge buffers
+ *
+ * @return count of pending queries
+ */
+ long getPendingQueries();
Review Comment:
updated as suggested.
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