diff --git a/backend/app/service/app_install.go b/backend/app/service/app_install.go
index 63baf8065..ccd6c0f1c 100644
--- a/backend/app/service/app_install.go
+++ b/backend/app/service/app_install.go
@@ -12,6 +12,7 @@ import (
 
 	"github.com/1Panel-dev/1Panel/backend/app/dto/request"
 	"github.com/1Panel-dev/1Panel/backend/app/dto/response"
+	"github.com/1Panel-dev/1Panel/backend/buserr"
 
 	"github.com/1Panel-dev/1Panel/backend/app/repo"
 
@@ -269,6 +270,9 @@ func (a AppInstallService) GetUpdateVersions(installId uint) ([]dto.AppVersion,
 }
 
 func (a AppInstallService) ChangeAppPort(req request.PortUpdate) error {
+	if common.ScanPort(int(req.Port)) {
+		return buserr.WithDetail(constant.ErrPortInUsed, req.Port, nil)
+	}
 	return updateInstallInfoInDB(req.Key, "", "port", true, strconv.FormatInt(req.Port, 10))
 }
 
diff --git a/backend/app/service/database_mysql.go b/backend/app/service/database_mysql.go
index 99154a2ff..4bbbc8024 100644
--- a/backend/app/service/database_mysql.go
+++ b/backend/app/service/database_mysql.go
@@ -528,7 +528,7 @@ func updateMyCnf(oldFiles []string, group string, param string, value interface{
 			newFiles = append(newFiles, line)
 			continue
 		}
-		if strings.HasPrefix(line, param) || strings.HasPrefix(line, "# "+param) {
+		if strings.HasPrefix(line, param+"=") || strings.HasPrefix(line, "# "+param+"=") {
 			newFiles = append(newFiles, fmt.Sprintf("%s=%v", param, value))
 			hasKey = true
 			continue
diff --git a/backend/app/service/setting.go b/backend/app/service/setting.go
index bbb97c641..332960c7b 100644
--- a/backend/app/service/setting.go
+++ b/backend/app/service/setting.go
@@ -6,9 +6,11 @@ import (
 	"time"
 
 	"github.com/1Panel-dev/1Panel/backend/app/dto"
+	"github.com/1Panel-dev/1Panel/backend/buserr"
 	"github.com/1Panel-dev/1Panel/backend/constant"
 	"github.com/1Panel-dev/1Panel/backend/global"
 	"github.com/1Panel-dev/1Panel/backend/utils/cmd"
+	"github.com/1Panel-dev/1Panel/backend/utils/common"
 	"github.com/1Panel-dev/1Panel/backend/utils/encrypt"
 	"github.com/gin-gonic/gin"
 )
@@ -62,6 +64,10 @@ func (u *SettingService) Update(key, value string) error {
 }
 
 func (u *SettingService) UpdatePort(port uint) error {
+	if common.ScanPort(int(port)) {
+		return buserr.WithDetail(constant.ErrPortInUsed, port, nil)
+	}
+
 	if err := settingRepo.Update("ServerPort", strconv.Itoa(int(port))); err != nil {
 		return err
 	}
diff --git a/frontend/src/views/database/mysql/setting/index.vue b/frontend/src/views/database/mysql/setting/index.vue
index e170f2434..50c76c563 100644
--- a/frontend/src/views/database/mysql/setting/index.vue
+++ b/frontend/src/views/database/mysql/setting/index.vue
@@ -2,7 +2,7 @@
     <div v-show="onSetting" v-loading="loading">
         <LayoutContent :title="'MySQL ' + $t('database.setting')" :reload="true">
             <template #buttons>
-                <el-button type="primary" :plain="activeName !== 'conf'" @click="activeName = 'conf'">
+                <el-button type="primary" :plain="activeName !== 'conf'" @click="jumpToConf">
                     {{ $t('database.confChange') }}
                 </el-button>
                 <el-button
@@ -35,7 +35,7 @@
                 <el-button
                     type="primary"
                     :disabled="mysqlStatus !== 'Running'"
-                    @click="activeName = 'slowLog'"
+                    @click="jumpToSlowlog"
                     :plain="activeName !== 'slowLog'"
                 >
                     {{ $t('database.slowLog') }}
@@ -94,7 +94,12 @@
                     </el-form>
                 </div>
                 <ContainerLog v-show="activeName === 'log'" ref="dialogContainerLogRef" />
-                <SlowLog @loading="changeLoading" v-show="activeName === 'slowLog'" ref="slowLogRef" />
+                <SlowLog
+                    @loading="changeLoading"
+                    @refresh="loadBaseInfo"
+                    v-show="activeName === 'slowLog'"
+                    ref="slowLogRef"
+                />
             </template>
         </LayoutContent>
 
@@ -125,6 +130,7 @@ import { MsgSuccess } from '@/utils/message';
 
 const loading = ref(false);
 
+const baseDir = ref();
 const extensions = [javascript(), oneDark];
 const activeName = ref('conf');
 
@@ -172,6 +178,17 @@ const onClose = (): void => {
     onSetting.value = false;
 };
 
+const jumpToConf = async () => {
+    activeName.value = 'conf';
+    const pathRes = await loadBaseDir();
+    loadMysqlConf(`${pathRes.data}/apps/mysql/${mysqlName.value}/conf/my.cnf`);
+};
+
+const jumpToSlowlog = async () => {
+    activeName.value = 'slowLog';
+    loadSlowLogs();
+};
+
 const onSubmitChangePort = async () => {
     let params = {
         key: 'mysql',
@@ -255,6 +272,7 @@ const loadBaseInfo = async () => {
     baseInfo.port = res.data?.port;
     baseInfo.containerID = res.data?.containerName;
     const pathRes = await loadBaseDir();
+    baseDir.value = pathRes.data;
     loadMysqlConf(`${pathRes.data}/apps/mysql/${mysqlName.value}/conf/my.cnf`);
     loadContainerLog(baseInfo.containerID);
 };
@@ -274,7 +292,9 @@ const loadVariables = async () => {
 };
 
 const loadSlowLogs = async () => {
-    await Promise.all([loadBaseInfo(), loadVariables()]);
+    const res = await loadMysqlVariables();
+    variables.value = res.data;
+
     let param = {
         mysqlName: mysqlName.value,
         variables: variables.value,