more logs

source/s3_client.c

@@ -1954,7 +1954,7 @@ void aws_s3_client_notify_connection_finished(
     }
 
     if (connection->request != NULL) {
-
+        AWS_LOGF_DEBUG(0, "releasing connection hold on req %p", (void *)connection->request);
         connection->request = aws_s3_request_release(connection->request);
     }
 

source/s3_meta_request.c

@@ -1689,6 +1689,7 @@ void aws_s3_meta_request_finish_default(struct aws_s3_meta_request *meta_request
         struct aws_linked_list_node *request_node = aws_linked_list_pop_front(&release_request_list);
         struct aws_s3_request *release_request = AWS_CONTAINER_OF(request_node, struct aws_s3_request, node);
         AWS_FATAL_ASSERT(release_request != NULL);
+        AWS_LOGF_DEBUG(0, "releasing mr hold on req %p", (void *)release_request);
         aws_s3_request_release(release_request);
     }
 

source/s3_request.c

@@ -117,6 +117,8 @@ struct aws_s3_request *aws_s3_request_release(struct aws_s3_request *request) {
 static void s_s3_request_destroy(void *user_data) {
     struct aws_s3_request *request = user_data;
 
+    AWS_LOGF_DEBUG(0, "killing req %p", (void *)request);
+
     if (request == NULL) {
         return;
     }