diff --git a/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationManager.java b/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationManager.java
index 8eaffd8a67..60e57527b7 100644
--- a/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationManager.java
+++ b/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationManager.java
@@ -394,6 +394,7 @@ private void resetToNormalReplication() {
   private void processCompletedPartitions() {
     currentlyReplicatingPriorityPartitions.stream().filter(this::hasCompletedReplication).forEach(completedPartitions::add);
 
+    replicationPrioritizationMetrics.recordPartitionReplicationComplete(completedPartitions.size());
     // Remove completed partitions from current set
     currentlyReplicatingPriorityPartitions.removeAll(completedPartitions);
     replicationPrioritizationMetrics.updateCurrentlyReplicatingPriorityPartitions(currentlyReplicatingPriorityPartitions);
diff --git a/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationMetrics.java b/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationMetrics.java
index 4dafaacc86..1ff8344a51 100644
--- a/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationMetrics.java
+++ b/ambry-prioritization/src/main/java/com/github/ambry/replica/prioritization/ReplicationPrioritizationMetrics.java
@@ -242,6 +242,13 @@ public void recordPartitionReplicationComplete() {
     partitionsCompletedCount.inc();
   }
 
+  /**
+   * Record completion of replication for a partition.
+   */
+  public void recordPartitionReplicationComplete(int numPartitions) {
+    partitionsCompletedCount.inc(numPartitions);
+  }
+
   /**
    * Record addition of partitions to high priority replication.
    * @param newHighPriorityPartitions The partitions added to high priority.