diff --git a/src/storage/transaction/ob_trans_sche_ctx.cpp b/src/storage/transaction/ob_trans_sche_ctx.cpp
index d7aab8a48f657fe0eadcd576955ea50210ae2872..107a389c7443ee08383bbc6f2493cf12f0cb3f1d 100644
--- a/src/storage/transaction/ob_trans_sche_ctx.cpp
+++ b/src/storage/transaction/ob_trans_sche_ctx.cpp
@@ -3506,6 +3506,7 @@ int ObScheTransCtx::save_trans_desc_(const ObTransDesc& trans_desc)
     void* ptr = NULL;
     if (OB_UNLIKELY(NULL == (ptr = ob_malloc(sizeof(ObTransDesc), "ObScheTransCtx")))) {
       ret = OB_ALLOCATE_MEMORY_FAILED;
+      TRANS_LOG(WARN, "fail to alloc memory", K(ret), K(*this));
     } else {
       trans_desc_ = new (ptr) ObTransDesc;
     }