diff --git a/base/src/event_demultiplexer.cpp b/base/src/event_demultiplexer.cpp
index 765b7431327a1c1055f3da29e631744de50c0b7d..9e1633b320364e2b4b05ec737bc7f56819d3708b 100644
--- a/base/src/event_demultiplexer.cpp
+++ b/base/src/event_demultiplexer.cpp
@@ -111,7 +111,7 @@ void EventDemultiplexer::Polling(int timeout /* ms */)
         return;
     }
     if (nfds == -1) {
-        UTILS_LOGE("epoll_wait failed.");
+        UTILS_LOGE("epoll_wait failed, errno %{public}d", errno);
         return;
     }
 
diff --git a/base/src/refbase.cpp b/base/src/refbase.cpp
index ec969970ca386e65ec050c9b9aaad4ef1d86ee79..affddd942903cd1020d948dca3b24427740820c1 100644
--- a/base/src/refbase.cpp
+++ b/base/src/refbase.cpp
@@ -21,6 +21,19 @@
 
 namespace OHOS {
 
+void DebugRefBase()
+{
+#ifdef DEBUG_REFBASE
+    if (enableTrack) {
+#ifdef PRINT_TRACK_AT_ONCE
+        PrintRefs(objectId);
+#else
+        GetNewTrace(objectId);
+#endif
+    }
+#endif
+}
+
 WeakRefCounter::WeakRefCounter(RefCounter *counter, void *cookie)
     : atomicWeak_(0), refCounter_(counter), cookie_(cookie)
 {
@@ -213,15 +226,7 @@ RefCounter::~RefCounter()
 
 int RefCounter::IncStrongRefCount(const void* objectId)
 {
-#ifdef DEBUG_REFBASE
-    if (enableTrack) {
-#ifdef PRINT_TRACK_AT_ONCE
-        PrintRefs(objectId);
-#else
-        GetNewTrace(objectId);
-#endif
-    }
-#endif
+    DebugRefBase();
     int curCount = atomicStrong_.load(std::memory_order_relaxed);
     if (curCount >= 0) {
         curCount = atomicStrong_.fetch_add(1, std::memory_order_relaxed);
@@ -235,15 +240,7 @@ int RefCounter::IncStrongRefCount(const void* objectId)
 
 int RefCounter::DecStrongRefCount(const void* objectId)
 {
-#ifdef DEBUG_REFBASE
-    if (enableTrack) {
-#ifdef PRINT_TRACK_AT_ONCE
-        PrintRefs(objectId);
-#else
-        GetNewTrace(objectId);
-#endif
-    }
-#endif
+    DebugRefBase();
     int curCount = GetStrongRefCount();
     if (curCount == INITIAL_PRIMARY_VALUE) {
         // unexpected case: there had never a strong reference.
@@ -264,29 +261,13 @@ int RefCounter::GetStrongRefCount()
 
 int RefCounter::IncWeakRefCount(const void* objectId)
 {
-#ifdef DEBUG_REFBASE
-    if (enableTrack) {
-#ifdef PRINT_TRACK_AT_ONCE
-        PrintRefs(objectId);
-#else
-        GetNewTrace(objectId);
-#endif
-    }
-#endif
+    DebugRefBase();
     return atomicWeak_.fetch_add(1, std::memory_order_relaxed);
 }
 
 int RefCounter::DecWeakRefCount(const void* objectId)
 {
-#ifdef DEBUG_REFBASE
-    if (enableTrack) {
-#ifdef PRINT_TRACK_AT_ONCE
-        PrintRefs(objectId);
-#else
-        GetNewTrace(objectId);
-#endif
-    }
-#endif
+    DebugRefBase();
     int curCount = GetWeakRefCount();
     if (curCount > 0) {
         curCount = atomicWeak_.fetch_sub(1, std::memory_order_release);