diff --git a/frontend/src/pages/Resource/Server/List/components/AlertRuleFormDialog.tsx b/frontend/src/pages/Resource/Server/List/components/AlertRuleFormDialog.tsx
index 7929e02d..58f5aa6f 100644
--- a/frontend/src/pages/Resource/Server/List/components/AlertRuleFormDialog.tsx
+++ b/frontend/src/pages/Resource/Server/List/components/AlertRuleFormDialog.tsx
@@ -382,6 +382,8 @@ export const AlertRuleFormDialog: React.FC<AlertRuleFormDialogProps> = ({
                                     render={({ field }) => {
                                         const currentAlertType = form.watch('alertType');
                                         const isServerStatus = currentAlertType === AlertType.SERVER_STATUS;
+                                        const isNetworkType = currentAlertType === AlertType.NETWORK;
+                                        const maxValue = isNetworkType ? 10000 : 100;
                                         const [localValue, setLocalValue] = React.useState<string>(
                                             field.value?.toString() ?? ''
                                         );
@@ -401,7 +403,7 @@ export const AlertRuleFormDialog: React.FC<AlertRuleFormDialogProps> = ({
                                                         <Input
                                                             type="number"
                                                             min="0"
-                                                            max="100"
+                                                            max={maxValue}
                                                             step={isServerStatus ? "1" : "0.1"}
                                                             value={localValue}
                                                             onChange={(e) => {
@@ -440,6 +442,8 @@ export const AlertRuleFormDialog: React.FC<AlertRuleFormDialogProps> = ({
                                     render={({ field }) => {
                                         const currentAlertType = form.watch('alertType');
                                         const isServerStatus = currentAlertType === AlertType.SERVER_STATUS;
+                                        const isNetworkType = currentAlertType === AlertType.NETWORK;
+                                        const maxValue = isNetworkType ? 10000 : 100;
                                         const [localValue, setLocalValue] = React.useState<string>(
                                             field.value?.toString() ?? ''
                                         );
@@ -459,7 +463,7 @@ export const AlertRuleFormDialog: React.FC<AlertRuleFormDialogProps> = ({
                                                         <Input
                                                             type="number"
                                                             min="0"
-                                                            max="100"
+                                                            max={maxValue}
                                                             step={isServerStatus ? "1" : "0.1"}
                                                             value={localValue}
                                                             onChange={(e) => {
diff --git a/frontend/src/pages/Resource/Server/List/schema.ts b/frontend/src/pages/Resource/Server/List/schema.ts
index 4bab13f5..8e4d89f9 100644
--- a/frontend/src/pages/Resource/Server/List/schema.ts
+++ b/frontend/src/pages/Resource/Server/List/schema.ts
@@ -82,17 +82,51 @@ export const alertRuleFormSchema = z.object({
     alertType: z.nativeEnum(AlertType, {
         errorMap: () => ({ message: '请选择告警类型' })
     }),
-    warningThreshold: z.number()
-        .min(0, '警告阈值不能小于0')
-        .max(100, '警告阈值不能大于100'),
-    criticalThreshold: z.number()
-        .min(0, '严重阈值不能小于0')
-        .max(100, '严重阈值不能大于100'),
+    warningThreshold: z.number().min(0, '警告阈值不能小于0'),
+    criticalThreshold: z.number().min(0, '严重阈值不能小于0'),
     durationMinutes: z.number()
         .min(1, '持续时长至少为1分钟'),
     enabled: z.boolean().default(true),
     description: z.string().max(500, '描述不能超过500个字符').optional(),
 }).superRefine((data, ctx) => {
+    // 根据告警类型验证阈值范围
+    const isPercentageType = [AlertType.CPU, AlertType.MEMORY, AlertType.DISK].includes(data.alertType);
+    const isNetworkType = data.alertType === AlertType.NETWORK;
+    
+    if (isPercentageType) {
+        // CPU/内存/磁盘使用率：0-100
+        if (data.warningThreshold > 100) {
+            ctx.addIssue({
+                code: 'custom',
+                message: '警告阈值不能大于100',
+                path: ['warningThreshold'],
+            });
+        }
+        if (data.criticalThreshold > 100) {
+            ctx.addIssue({
+                code: 'custom',
+                message: '严重阈值不能大于100',
+                path: ['criticalThreshold'],
+            });
+        }
+    } else if (isNetworkType) {
+        // 网络流量：0-10000 MB/s
+        if (data.warningThreshold > 10000) {
+            ctx.addIssue({
+                code: 'custom',
+                message: '警告阈值不能大于10000',
+                path: ['warningThreshold'],
+            });
+        }
+        if (data.criticalThreshold > 10000) {
+            ctx.addIssue({
+                code: 'custom',
+                message: '严重阈值不能大于10000',
+                path: ['criticalThreshold'],
+            });
+        }
+    }
+    
     // 严重阈值必须大于警告阈值
     if (data.criticalThreshold <= data.warningThreshold) {
         ctx.addIssue({
diff --git a/frontend/src/pages/System/Release/List/components/ReleaseEditDialog.tsx b/frontend/src/pages/System/Release/List/components/ReleaseEditDialog.tsx
index 1163394a..c1e89b54 100644
--- a/frontend/src/pages/System/Release/List/components/ReleaseEditDialog.tsx
+++ b/frontend/src/pages/System/Release/List/components/ReleaseEditDialog.tsx
@@ -286,54 +286,98 @@ export const ReleaseEditDialog: React.FC<ReleaseEditDialogProps> = ({
                                 <FormField
                                     control={form.control}
                                     name="delayMinutes"
-                                    render={({ field }) => (
-                                        <FormItem>
-                                            <FormLabel>
-                                                延迟执行(分钟) <span className="text-destructive">*</span>
-                                            </FormLabel>
-                                            <FormControl>
-                                                <Input
-                                                    type="number"
-                                                    min="0"
-                                                    placeholder="创建后多久开始维护"
-                                                    {...field}
-                                                    value={field.value ?? 0}
-                                                    onChange={(e) => field.onChange(e.target.value ? parseInt(e.target.value) : 0)}
-                                                />
-                                            </FormControl>
-                                            <p className="text-xs text-muted-foreground mt-1">
-                                                延迟执行分钟数（0表示立即执行）
-                                            </p>
-                                            <FormMessage />
-                                        </FormItem>
-                                    )}
+                                    render={({ field }) => {
+                                        const [localValue, setLocalValue] = React.useState<string>(
+                                            field.value?.toString() ?? ''
+                                        );
+                                        
+                                        React.useEffect(() => {
+                                            setLocalValue(field.value?.toString() ?? '');
+                                        }, [field.value]);
+                                        
+                                        return (
+                                            <FormItem>
+                                                <FormLabel>
+                                                    延迟执行(分钟) <span className="text-destructive">*</span>
+                                                </FormLabel>
+                                                <FormControl>
+                                                    <Input
+                                                        type="number"
+                                                        min="0"
+                                                        placeholder="创建后多久开始维护"
+                                                        value={localValue}
+                                                        onChange={(e) => {
+                                                            const value = e.target.value;
+                                                            setLocalValue(value);
+                                                            if (value !== '') {
+                                                                field.onChange(parseInt(value));
+                                                            }
+                                                        }}
+                                                        onBlur={() => {
+                                                            if (localValue === '') {
+                                                                field.onChange(undefined);
+                                                            }
+                                                            field.onBlur();
+                                                        }}
+                                                        name={field.name}
+                                                    />
+                                                </FormControl>
+                                                <p className="text-xs text-muted-foreground mt-1">
+                                                    延迟执行分钟数（0表示立即执行）
+                                                </p>
+                                                <FormMessage />
+                                            </FormItem>
+                                        );
+                                    }}
                                 />
 
                                 {/* 预计维护时长 */}
                                 <FormField
                                     control={form.control}
                                     name="estimatedDuration"
-                                    render={({ field }) => (
-                                        <FormItem>
-                                            <FormLabel>
-                                                预计时长(分钟) <span className="text-destructive">*</span>
-                                            </FormLabel>
-                                            <FormControl>
-                                                <Input
-                                                    type="number"
-                                                    min="1"
-                                                    placeholder="预计维护时长"
-                                                    {...field}
-                                                    value={field.value ?? 30}
-                                                    onChange={(e) => field.onChange(e.target.value ? parseInt(e.target.value) : 30)}
-                                                />
-                                            </FormControl>
-                                            <p className="text-xs text-muted-foreground mt-1">
-                                                预计维护所需时长（分钟）
-                                            </p>
-                                            <FormMessage />
-                                        </FormItem>
-                                    )}
+                                    render={({ field }) => {
+                                        const [localValue, setLocalValue] = React.useState<string>(
+                                            field.value?.toString() ?? ''
+                                        );
+                                        
+                                        React.useEffect(() => {
+                                            setLocalValue(field.value?.toString() ?? '');
+                                        }, [field.value]);
+                                        
+                                        return (
+                                            <FormItem>
+                                                <FormLabel>
+                                                    预计时长(分钟) <span className="text-destructive">*</span>
+                                                </FormLabel>
+                                                <FormControl>
+                                                    <Input
+                                                        type="number"
+                                                        min="1"
+                                                        placeholder="预计维护时长"
+                                                        value={localValue}
+                                                        onChange={(e) => {
+                                                            const value = e.target.value;
+                                                            setLocalValue(value);
+                                                            if (value !== '') {
+                                                                field.onChange(parseInt(value));
+                                                            }
+                                                        }}
+                                                        onBlur={() => {
+                                                            if (localValue === '') {
+                                                                field.onChange(undefined);
+                                                            }
+                                                            field.onBlur();
+                                                        }}
+                                                        name={field.name}
+                                                    />
+                                                </FormControl>
+                                                <p className="text-xs text-muted-foreground mt-1">
+                                                    预计维护所需时长（分钟）
+                                                </p>
+                                                <FormMessage />
+                                            </FormItem>
+                                        );
+                                    }}
                                 />
 
                                 {/* 是否自动停止服务 */}