diff --git a/synapse/federation/transaction_queue.py b/synapse/federation/transaction_queue.py
index ca04822fb..afe71897f 100644
--- a/synapse/federation/transaction_queue.py
+++ b/synapse/federation/transaction_queue.py
@@ -207,13 +207,13 @@ class TransactionQueue(object):
             # request at which point pending_pdus_by_dest just keeps growing.
             # we need application-layer timeouts of some flavour of these
             # requests
-            logger.info(
+            logger.debug(
                 "TX [%s] Transaction already in progress",
                 destination
             )
             return
 
-        logger.info("TX [%s] _attempt_new_transaction", destination)
+        logger.debug("TX [%s] _attempt_new_transaction", destination)
 
         # list of (pending_pdu, deferred, order)
         pending_pdus = self.pending_pdus_by_dest.pop(destination, [])
@@ -221,11 +221,11 @@ class TransactionQueue(object):
         pending_failures = self.pending_failures_by_dest.pop(destination, [])
 
         if pending_pdus:
-            logger.info("TX [%s] len(pending_pdus_by_dest[dest]) = %d",
-                        destination, len(pending_pdus))
+            logger.debug("TX [%s] len(pending_pdus_by_dest[dest]) = %d",
+                         destination, len(pending_pdus))
 
         if not pending_pdus and not pending_edus and not pending_failures:
-            logger.info("TX [%s] Nothing to send", destination)
+            logger.debug("TX [%s] Nothing to send", destination)
             return
 
         # Sort based on the order field
@@ -275,9 +275,13 @@ class TransactionQueue(object):
 
             logger.debug("TX [%s] Persisted transaction", destination)
             logger.info(
-                "TX [%s] Sending transaction [%s]",
+                "TX [%s] Sending transaction [%s],"
+                " (PDUs: %d, EDUs: %d, failures: %d)",
                 destination,
                 transaction.transaction_id,
+                len(pending_pdus),
+                len(pending_edus),
+                len(pending_failures),
             )
 
             with limiter: