Add TODO

Author: jan-elastic

x-pack/plugin/esql/compute/src/main/java/org/elasticsearch/compute/aggregation/blockhash/CategorizeBlockHash.java

@@ -204,6 +204,7 @@ private Block buildIntermediateBlock() {
     }
 
     BytesRef serializeCategorizer() {
+        // TODO: This BytesStreamOutput is not accounted for by the circuit breaker. Fix that!
         try (BytesStreamOutput out = new BytesStreamOutput()) {
             out.writeBoolean(seenNull);
             out.writeVInt(categorizer.getCategoryCount());

x-pack/plugin/esql/compute/src/main/java/org/elasticsearch/compute/aggregation/blockhash/CategorizePackedValuesBlockHash.java

@@ -134,6 +134,7 @@ public Block[] getKeys() {
             // keys, with the category IDs replaced by the categorizer's internal state
             // together with the list of category IDs.
             BytesRef state;
+            // TODO: This BytesStreamOutput is not accounted for by the circuit breaker. Fix that!
             try (BytesStreamOutput out = new BytesStreamOutput()) {
                 out.writeBytesRef(categorizeBlockHash.serializeCategorizer());
                 ((IntVector) keys[0].asVector()).writeTo(out);