diff --git a/src/utils/performanceMonitor.ts b/src/utils/performanceMonitor.ts
index 38c07530..2c4b115f 100644
--- a/src/utils/performanceMonitor.ts
+++ b/src/utils/performanceMonitor.ts
@@ -58,11 +58,6 @@ const performanceMeasures: Array<{ name: string; duration: number; startMark: st
  */
 class PerformanceMonitor {
   private metrics: PerformanceMetrics = {};
-  private isProduction: boolean;
-
-  constructor() {
-    this.isProduction = process.env.NODE_ENV === 'production';
-  }
 
   /**
    * 标记性能时间点
@@ -70,12 +65,6 @@ class PerformanceMonitor {
   mark(name: string): void {
     const timestamp = performance.now();
     performanceMarks.set(name, timestamp);
-
-    if (!this.isProduction) {
-      logger.debug('PerformanceMonitor', `⏱️ Mark: ${name}`, {
-        time: `${timestamp.toFixed(2)}ms`
-      });
-    }
   }
 
   /**
@@ -106,12 +95,6 @@ class PerformanceMonitor {
       endMark
     });
 
-    if (!this.isProduction) {
-      logger.debug('PerformanceMonitor', `📊 Measure: ${measureName}`, {
-        duration: `${duration.toFixed(2)}ms`
-      });
-    }
-
     return duration;
   }