diff --git a/crates/event-notifier/src/config.rs b/crates/event-notifier/src/config.rs
index ae718abc..ab46d8e8 100644
--- a/crates/event-notifier/src/config.rs
+++ b/crates/event-notifier/src/config.rs
@@ -149,7 +149,6 @@ impl NotifierConfig {
             )
             .build()
             .unwrap_or_default();
-        println!("Loaded config: {:?}", app_config);
         match app_config.try_deserialize::<NotifierConfig>() {
             Ok(app_config) => {
                 println!("Parsed AppConfig: {:?} \n", app_config);
diff --git a/crates/obs/src/config.rs b/crates/obs/src/config.rs
index a9e62016..33f974f9 100644
--- a/crates/obs/src/config.rs
+++ b/crates/obs/src/config.rs
@@ -178,7 +178,6 @@ pub struct AppConfig {
     pub logger: Option<LoggerConfig>,
 }
 
-// 为 AppConfig 实现 Default
 impl AppConfig {
     pub fn new() -> Self {
         Self {
@@ -189,6 +188,7 @@ impl AppConfig {
     }
 }
 
+// implement default for AppConfig
 impl Default for AppConfig {
     fn default() -> Self {
         Self::new()
diff --git a/crates/obs/src/system/collector.rs b/crates/obs/src/system/collector.rs
index 335c581e..c4184051 100644
--- a/crates/obs/src/system/collector.rs
+++ b/crates/obs/src/system/collector.rs
@@ -54,22 +54,22 @@ impl Collector {
         self.system
             .refresh_processes(sysinfo::ProcessesToUpdate::Some(&[self.pid]), true);
 
-        // 刷新网络接口列表和统计数据
-        self.networks.refresh(false); // 刷新网络统计数据
+        // refresh the network interface list and statistics
+        self.networks.refresh(false);
 
         let process = self
             .system
             .process(self.pid)
             .ok_or_else(|| GlobalError::ProcessNotFound(self.pid.as_u32()))?;
 
-        // CPU 指标
+        // CPU metrics
         let cpu_usage = process.cpu_usage();
         self.metrics.cpu_usage.record(cpu_usage as f64, &[]);
         self.metrics
             .cpu_utilization
             .record((cpu_usage / self.core_count as f32) as f64, &self.attributes.attributes);
 
-        // 内存指标
+        // Memory metrics
         self.metrics
             .memory_usage
             .record(process.memory() as i64, &self.attributes.attributes);
@@ -77,7 +77,7 @@ impl Collector {
             .memory_virtual
             .record(process.virtual_memory() as i64, &self.attributes.attributes);
 
-        // 磁盘I/O指标
+        // Disk I/O metrics
         let disk_io = process.disk_usage();
         self.metrics.disk_io.record(
             disk_io.read_bytes as i64,
@@ -88,11 +88,11 @@ impl Collector {
             &[&self.attributes.attributes[..], &[KeyValue::new(DIRECTION, "write")]].concat(),
         );
 
-        // 网络I/O指标（对应 /system/network/internode）
+        // Network I/O indicators (corresponding to /system/network/internode)
         let mut total_received: i64 = 0;
         let mut total_transmitted: i64 = 0;
 
-        // 按接口统计
+        // statistics by interface
         for (interface_name, data) in self.networks.iter() {
             total_received += data.total_received() as i64;
             total_transmitted += data.total_transmitted() as i64;
@@ -122,7 +122,7 @@ impl Collector {
                 .concat(),
             );
         }
-        // 全局统计
+        // global statistics
         self.metrics.network_io.record(
             total_received,
             &[&self.attributes.attributes[..], &[KeyValue::new(DIRECTION, "received")]].concat(),
@@ -132,12 +132,12 @@ impl Collector {
             &[&self.attributes.attributes[..], &[KeyValue::new(DIRECTION, "transmitted")]].concat(),
         );
 
-        // 进程状态指标（对应 /system/process）
+        // Process status indicator (corresponding to /system/process)
         let status_value = match process.status() {
             ProcessStatus::Run => 0,
             ProcessStatus::Sleep => 1,
             ProcessStatus::Zombie => 2,
-            _ => 3, // 其他状态
+            _ => 3, // other status
         };
         self.metrics.process_status.record(
             status_value,
@@ -148,7 +148,7 @@ impl Collector {
             .concat(),
         );
 
-        // GPU 指标（可选）
+        // GPU Metrics (Optional) Non-MacOS
         self.gpu_collector.collect(&self.metrics, &self.attributes)?;
 
         Ok(())
diff --git a/rustfs/src/main.rs b/rustfs/src/main.rs
index ba24558e..ba1579ab 100644
--- a/rustfs/src/main.rs
+++ b/rustfs/src/main.rs
@@ -451,17 +451,9 @@ async fn run(opt: config::Opt) -> Result<()> {
             }
         }
         worker_state_manager.update(ServiceState::Stopping);
-        // tokio::select! {
-        //     () = graceful.shutdown() => {
-        //          debug!("Gracefully shutdown!");
-        //     },
-        //     () = tokio::time::sleep(std::time::Duration::from_secs(10)) => {
-        //          debug!("Waited 10 seconds for graceful shutdown, aborting...");
-        //     }
-        // }
         match Arc::try_unwrap(graceful) {
             Ok(g) => {
-                // 成功获取唯一所有权，可以调用 shutdown
+                // Successfully obtaining unique ownership, you can call shutdown
                 tokio::select! {
                     () = g.shutdown() => {
                         debug!("Gracefully shutdown!");
@@ -472,10 +464,9 @@ async fn run(opt: config::Opt) -> Result<()> {
                 }
             }
             Err(arc_graceful) => {
-                // 还有其他引用存在，无法获取唯一所有权
-                debug!("Cannot perform graceful shutdown, other references exist");
+                // There are other references that cannot be obtained for unique ownership
                 error!("Cannot perform graceful shutdown, other references exist err: {:?}", arc_graceful);
-                // 在这种情况下，我们只能等待超时
+                // In this case, we can only wait for the timeout
                 tokio::time::sleep(Duration::from_secs(10)).await;
                 debug!("Timeout reached, forcing shutdown");
             }