From a80ea2b117e14239222a1eebd968aa7d41d53e36 Mon Sep 17 00:00:00 2001
From: Carter Li <zhangsongcui@live.cn>
Date: Sun, 24 Aug 2025 22:23:07 +0800
Subject: [PATCH] CPUUsage: adds user guidance when CPU time fails to increase

---
 src/detection/cpuusage/cpuusage.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/detection/cpuusage/cpuusage.c b/src/detection/cpuusage/cpuusage.c
index b9b944d32..40e569528 100644
--- a/src/detection/cpuusage/cpuusage.c
+++ b/src/detection/cpuusage/cpuusage.c
@@ -54,6 +54,7 @@ retry:
                 ffTimeSleep(options->waitTime);
                 goto retry;
             }
+            return "CPU time did not increase. Try increasing wait time.";
         }
     }