diff --git a/mod_vhost_limit.cpp b/mod_vhost_limit.cpp
index 950fbd5..bab732e 100644
--- a/mod_vhost_limit.cpp
+++ b/mod_vhost_limit.cpp
@@ -129,18 +129,23 @@ static int handle_r(request_rec *r)
 
   if (data->counter >= conf->max_clients)
   {
-    ap_log_error(APLOG_MARK, APLOG_INFO, 0,NULL,"%s: Access to %s deferred, Max Clients %d exceeded (%d currently)",MOD_NAME, conf->name, conf->max_clients, data->counter);
+    ap_log_error(APLOG_MARK, APLOG_WARNING, 0,NULL,"%s: Access to %s deferred, Max Clients %d exceeded (%d currently)",MOD_NAME, conf->name, conf->max_clients, data->counter);
     return HTTP_SERVICE_UNAVAILABLE;
   }
 
   char *s = (char*) apr_pcalloc(pool, sizeof(char)*8);
   apr_snprintf(s,8,"%d",conf->sid);
   apr_table_t *table = r->connection->notes;
-  apr_table_setn(table,"sid",  s );
 
-  apr_atomic_add32(&data->counter,1);
-
-  ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO, 0 ,NULL, "%s: handling IN %s (%s) = %d", MOD_NAME, conf->name, s, data->counter);
+  const char *existing_sid = apr_table_get(table, "sid");
+  if (existing_sid == NULL) {
+    apr_table_setn(table,"sid",  s );
+    apr_atomic_add32(&data->counter,1);
+    ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO, 0 ,NULL, "%s: handling IN %s (%s) = %d", MOD_NAME, conf->name, s, data->counter);
+  }
+  else {
+    ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO, 0 ,NULL, "%s: sid already exists = %d", MOD_NAME, conf->name, s);
+  }
 
   return DECLINED;
 }