diff --git a/threadfunc/thread_func.cpp b/threadfunc/thread_func.cpp
index 7b8a683..fc83806 100644
--- a/threadfunc/thread_func.cpp
+++ b/threadfunc/thread_func.cpp
@@ -348,9 +348,9 @@ bool InsufficientFreeMemory() {
     char name1[20];
     std::string strMemFree = GetFileContent("/proc/meminfo", 2);
     sscanf(strMemFree.c_str(), "%s%ld", name1, &mem_free);
-    mem_free = mem_free / 1024;
-    zlog_warn(zct, "free memory: %ld MB", mem_free);
+    mem_free = mem_free / 1024;    
     if (mem_free < 80) {
+        zlog_warn(zct, "free memory: %ld MB", mem_free);
         return true;
     } else {
         return false;