diff --git a/parser/src/main/java/cn/qaiu/parser/customjs/JsHttpClient.java b/parser/src/main/java/cn/qaiu/parser/customjs/JsHttpClient.java
index 0442903..2ada6b0 100644
--- a/parser/src/main/java/cn/qaiu/parser/customjs/JsHttpClient.java
+++ b/parser/src/main/java/cn/qaiu/parser/customjs/JsHttpClient.java
@@ -534,8 +534,8 @@ public class JsHttpClient {
                 } else {
                     promise.fail(result.cause());
                 }
-            }).onFailure(Throwable::printStackTrace);
-            
+            }).onFailure(e -> log.error("HTTP请求失败", e));
+
             // 等待响应完成（使用配置的超时时间）
             HttpResponse<Buffer> response = promise.future().toCompletionStage()
                     .toCompletableFuture()
diff --git a/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundExecutor.java b/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundExecutor.java
index e1a31cc..19ae052 100644
--- a/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundExecutor.java
+++ b/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundExecutor.java
@@ -355,7 +355,7 @@ public class JsPlaygroundExecutor {
      */
     public List<JsPlaygroundLogger.LogEntry> getLogs() {
         List<JsPlaygroundLogger.LogEntry> logs = playgroundLogger.getLogs();
-        System.out.println("[JsPlaygroundExecutor] 获取日志，数量: " + logs.size());
+        log.debug("获取日志，数量: {}", logs.size());
         return logs;
     }
     
diff --git a/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundLogger.java b/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundLogger.java
index 8319d96..f442e64 100644
--- a/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundLogger.java
+++ b/parser/src/main/java/cn/qaiu/parser/customjs/JsPlaygroundLogger.java
@@ -4,6 +4,9 @@ import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 /**
  * 演练场日志收集器
  * 收集JavaScript执行过程中的日志信息
@@ -12,7 +15,9 @@ import java.util.List;
  * @author <a href="https://qaiu.top">QAIU</a>
  */
 public class JsPlaygroundLogger {
-    
+
+    private static final Logger log = LoggerFactory.getLogger(JsPlaygroundLogger.class);
+
     // 使用线程安全的列表
     private static final int MAX_LOG_SIZE = 1000;
     private final List<LogEntry> logs = Collections.synchronizedList(new ArrayList<>());
@@ -81,7 +86,7 @@ public class JsPlaygroundLogger {
     private void log(String level, Object message, String source) {
         String msg = toString(message);
         addLog(new LogEntry(level, msg, source));
-        System.out.println("[" + source + "PlaygroundLogger] " + level + ": " + msg);
+        log.debug("[{}PlaygroundLogger] {}: {}", source, level, msg);
     }
     
     /**
@@ -125,7 +130,7 @@ public class JsPlaygroundLogger {
             msg = msg + ": " + throwable.getMessage();
         }
         addLog(new LogEntry("ERROR", msg, "JS"));
-        System.out.println("[JSPlaygroundLogger] ERROR: " + msg);
+        log.debug("[JSPlaygroundLogger] ERROR: {}", msg);
     }
     
     // ===== 以下是供Java层调用的内部方法 =====
@@ -167,7 +172,7 @@ public class JsPlaygroundLogger {
             msg = msg + ": " + throwable.getMessage();
         }
         addLog(new LogEntry("ERROR", msg, "JAVA"));
-        System.out.println("[JAVAPlaygroundLogger] ERROR: " + msg);
+        log.debug("[JAVAPlaygroundLogger] ERROR: {}", msg);
     }
     
     /**
diff --git a/web-service/src/main/java/cn/qaiu/lz/common/interceptorImpl/LogStatistics.java b/web-service/src/main/java/cn/qaiu/lz/common/interceptorImpl/LogStatistics.java
index 18dc3be..628bc5e 100644
--- a/web-service/src/main/java/cn/qaiu/lz/common/interceptorImpl/LogStatistics.java
+++ b/web-service/src/main/java/cn/qaiu/lz/common/interceptorImpl/LogStatistics.java
@@ -48,6 +48,6 @@ public class LogStatistics implements AfterInterceptor {
                 .execute(info)
                 .onSuccess(res -> {
                     log.info("inserted log: id={}, path={}, code={}", info.getId(), info.getPath(), info.getCode());
-                }).onFailure(Throwable::printStackTrace);
+                }).onFailure(e -> log.error("插入解析日志失败: id={}", info.getId(), e));
     }
 }
diff --git a/web-service/src/main/java/cn/qaiu/lz/web/controller/PlaygroundApi.java b/web-service/src/main/java/cn/qaiu/lz/web/controller/PlaygroundApi.java
index dc96e1b..fb54307 100644
--- a/web-service/src/main/java/cn/qaiu/lz/web/controller/PlaygroundApi.java
+++ b/web-service/src/main/java/cn/qaiu/lz/web/controller/PlaygroundApi.java
@@ -704,6 +704,7 @@ public class PlaygroundApi {
         if (throwable == null) {
             return "";
         }
+        log.error("获取异常堆栈信息", throwable);
         java.io.StringWriter sw = new java.io.StringWriter();
         java.io.PrintWriter pw = new java.io.PrintWriter(sw);
         throwable.printStackTrace(pw);
diff --git a/web-service/src/main/java/cn/qaiu/lz/web/service/impl/CacheServiceImpl.java b/web-service/src/main/java/cn/qaiu/lz/web/service/impl/CacheServiceImpl.java
index 977432c..8dbd0c1 100644
--- a/web-service/src/main/java/cn/qaiu/lz/web/service/impl/CacheServiceImpl.java
+++ b/web-service/src/main/java/cn/qaiu/lz/web/service/impl/CacheServiceImpl.java
@@ -104,7 +104,7 @@ public class CacheServiceImpl implements CacheService {
                     promise.complete(result);
                     // 更新缓存
                     cacheManager.cacheShareLink(cacheLinkInfo);
-                    cacheManager.updateTotalByField(cacheKey, CacheTotalField.API_PARSER_TOTAL).onFailure(Throwable::printStackTrace);
+                    cacheManager.updateTotalByField(cacheKey, CacheTotalField.API_PARSER_TOTAL).onFailure(e -> log.error("更新API解析计数失败: cacheKey={}", cacheKey, e));
                 }).onFailure(promise::fail);
             } else {
                 // 缓存命中，生成过期时间并生成下载命令
@@ -120,7 +120,7 @@ public class CacheServiceImpl implements CacheService {
                 
                 promise.complete(result);
                 cacheManager.updateTotalByField(cacheKey, CacheTotalField.CACHE_HIT_TOTAL)
-                        .onFailure(Throwable::printStackTrace);
+                        .onFailure(e -> log.error("更新缓存命中计数失败: cacheKey={}", cacheKey, e));
             }
         }).onFailure(t -> promise.fail(t.fillInStackTrace()));