From 4b98c721714ab25dca13959f3865488d96db7e11 Mon Sep 17 00:00:00 2001
From: Megvii Engine Team <megengine@megvii.com>
Date: Fri, 26 Feb 2021 16:50:06 +0800
Subject: [PATCH] fix(mge/sublinear): change no virtual grad warning to
 log_debug

GitOrigin-RevId: 6b5808f2d4e441d0642d89eb4152e7986b0fc75f
---
 src/core/impl/graph/cg_impl.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/impl/graph/cg_impl.cpp b/src/core/impl/graph/cg_impl.cpp
index be9331c3..f49d9362 100644
--- a/src/core/impl/graph/cg_impl.cpp
+++ b/src/core/impl/graph/cg_impl.cpp
@@ -474,7 +474,7 @@ ComputingGraphImpl::CompileState ComputingGraphImpl::compile_prepare(
 #if MGB_ENABLE_SUBLINEAR
     if (options().enable_sublinear_memory_opt) {
         if (!sopr_stat.has_virtual_grad) {
-            mgb_log_warn(
+            mgb_log_debug(
                     "no virtual grad var; sublinear memory may produce "
                     "unsatisfying result");
         }