diff --git a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java index 41afb6ee64ea3..8eed65e827799 100644 --- a/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java +++ b/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java @@ -3046,6 +3046,9 @@ private void internalQueueCall(Call call, boolean blocking) } else { callQueue.add(call); } + + LOG.debug("Call has entered the CallQueue and is waiting to be processed. " + + "Call details: {}", call); long deltaNanos = Time.monotonicNowNanos() - call.timestampNanos; call.getProcessingDetails().set(Timing.ENQUEUE, deltaNanos, TimeUnit.NANOSECONDS);