mimaison commented on code in PR #15705:
URL: https://github.com/apache/kafka/pull/15705#discussion_r1565719621


##########
clients/src/main/java/org/apache/kafka/common/memory/GarbageCollectedMemoryPool.java:
##########
@@ -37,13 +37,13 @@ public class GarbageCollectedMemoryPool extends 
SimpleMemoryPool implements Auto
     //serves 2 purposes - 1st it maintains the ref objects reachable (which is 
a requirement for them
     //to ever be enqueued), 2nd keeps some (small) metadata for every buffer 
allocated
     private final Map<BufferReference, BufferMetadata> buffersInFlight = new 
ConcurrentHashMap<>();
-    private final GarbageCollectionListener gcListener = new 
GarbageCollectionListener();
     private final Thread gcListenerThread;
-    private volatile boolean alive = true;
+    private volatile boolean alive;
 
     public GarbageCollectedMemoryPool(long sizeBytes, int 
maxSingleAllocationSize, boolean strict, Sensor oomPeriodSensor) {
         super(sizeBytes, maxSingleAllocationSize, strict, oomPeriodSensor);
         this.alive = true;

Review Comment:
   Yes I agree



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