--- a/src/backend/storage/lmgr/proc.c
+++ b/src/backend/storage/lmgr/proc.c
@@ -525,7 +525,7 @@ InitAuxiliaryProcess(void)

         if (MyProc != NULL)
                 elog(ERROR, "you already exist");
-
+       pg_usleep(5000000L);
         /*
          * We use the ProcStructLock to protect assignment and releasing