diff --git a/src/backend/access/transam/xact.c b/src/backend/access/transam/xact.c
index e11b229792..95805963af 100644
--- a/src/backend/access/transam/xact.c
+++ b/src/backend/access/transam/xact.c
@@ -327,7 +327,7 @@ static void AtSubStart_Memory(void);
 static void AtSubStart_ResourceOwner(void);
 
 static void ShowTransactionState(const char *str);
-static void ShowTransactionStateRec(TransactionState state);
+static void ShowTransactionStateRec(const char *str, TransactionState state);
 static const char *BlockStateAsString(TBlockState blockState);
 static const char *TransStateAsString(TransState state);
 
@@ -4944,11 +4944,8 @@ static void
 ShowTransactionState(const char *str)
 {
 	/* skip work if message will definitely not be printed */
-	if (log_min_messages <= DEBUG3 || client_min_messages <= DEBUG3)
-	{
-		elog(DEBUG3, "%s", str);
-		ShowTransactionStateRec(CurrentTransactionState);
-	}
+	if (log_min_messages <= DEBUG5 || client_min_messages <= DEBUG5)
+		ShowTransactionStateRec(str, CurrentTransactionState);
 }
 
 /*
@@ -4956,7 +4953,7 @@ ShowTransactionState(const char *str)
  *		Recursive subroutine for ShowTransactionState
  */
 static void
-ShowTransactionStateRec(TransactionState s)
+ShowTransactionStateRec(const char *str, TransactionState s)
 {
 	StringInfoData buf;
 
@@ -4966,17 +4963,18 @@ ShowTransactionStateRec(TransactionState s)
 	{
 		int			i;
 
-		appendStringInfo(&buf, "%u", s->childXids[0]);
+		appendStringInfo(&buf, ", children: %u", s->childXids[0]);
 		for (i = 1; i < s->nChildXids; i++)
 			appendStringInfo(&buf, " %u", s->childXids[i]);
 	}
 
 	if (s->parent)
-		ShowTransactionStateRec(s->parent);
+		ShowTransactionStateRec(str, s->parent);
 
 	/* use ereport to suppress computation if msg will not be printed */
-	ereport(DEBUG3,
-			(errmsg_internal("name: %s; blockState: %13s; state: %7s, xid/subid/cid: %u/%u/%u%s, nestlvl: %d, children: %s",
+	ereport(DEBUG5,
+			(errmsg_internal("%s(%d) name: %s; blockState: %s; state: %s, xid/subid/cid: %u/%u/%u%s%s",
+							 str, s->nestingLevel,
 							 PointerIsValid(s->name) ? s->name : "unnamed",
 							 BlockStateAsString(s->blockState),
 							 TransStateAsString(s->state),
@@ -4984,7 +4982,7 @@ ShowTransactionStateRec(TransactionState s)
 							 (unsigned int) s->subTransactionId,
 							 (unsigned int) currentCommandId,
 							 currentCommandIdUsed ? " (used)" : "",
-							 s->nestingLevel, buf.data)));
+							 buf.data)));
 
 	pfree(buf.data);
 }
diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index 3d9319d151..cc847548a9 100644
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -2427,8 +2427,6 @@ start_xact_command(void)
 {
 	if (!xact_started)
 	{
-		ereport(DEBUG3,
-				(errmsg_internal("StartTransactionCommand")));
 		StartTransactionCommand();
 
 		/* Set statement timeout running, if any */
@@ -2450,10 +2448,6 @@ finish_xact_command(void)
 		/* Cancel any active statement timeout before committing */
 		disable_timeout(STATEMENT_TIMEOUT, false);
 
-		/* Now commit the command */
-		ereport(DEBUG3,
-				(errmsg_internal("CommitTransactionCommand")));
-
 		CommitTransactionCommand();
 
 #ifdef MEMORY_CONTEXT_CHECKING
diff --git a/src/backend/tcop/pquery.c b/src/backend/tcop/pquery.c
index 92d07fcb5d..5443d0b611 100644
--- a/src/backend/tcop/pquery.c
+++ b/src/backend/tcop/pquery.c
@@ -167,8 +167,6 @@ ProcessQuery(PlannedStmt *plan,
 {
 	QueryDesc  *queryDesc;
 
-	elog(DEBUG3, "ProcessQuery");
-
 	/*
 	 * Create the QueryDesc object
 	 */
@@ -1151,8 +1149,6 @@ PortalRunUtility(Portal portal, Node *utilityStmt,
 {
 	Snapshot	snapshot;
 
-	elog(DEBUG3, "ProcessUtility");
-
 	/*
 	 * Set snapshot if utility stmt needs one.  Most reliable way to do this
 	 * seems to be to enumerate those that do not need one; this is a short