diff --git a/installer/dectl b/installer/dectl
index 1451366d7a..2c637e5e78 100644
--- a/installer/dectl
+++ b/installer/dectl
@@ -286,7 +286,7 @@ function upgrade() {
       exit 1
    fi
 
-   tar zxvf $installer_file
+   tar zxf $installer_file
    if [ $? != 0 ]; then
       echo "下载在线安装包失败，请试试重新执行一次安装命令。"
       rm -f $installer_file
diff --git a/installer/install.sh b/installer/install.sh
index f49a596679..d71fd06efd 100644
--- a/installer/install.sh
+++ b/installer/install.sh
@@ -5,6 +5,8 @@ CURRENT_DIR=$(
    pwd
 )
 
+echo "$(date)" | tee -a ${CURRENT_DIR}/install.log
+
 function log() {
    message="[DATAEASE Log]: $1 "
    echo -e "${message}" 2>&1 | tee -a ${CURRENT_DIR}/install.log
@@ -102,9 +104,7 @@ if [ ! -f /usr/bin/dectl ]; then
    ln -s /usr/local/bin/dectl /usr/bin/dectl 2>/dev/null
 fi
 
-echo "time: $(date)"
-
-if which getenforce && [ $(getenforce) == "Enforcing" ];then
+if which getenforce >/dev/null 2>&1 && [ $(getenforce) == "Enforcing" ];then
    log  "... 关闭 SELINUX"
    setenforce 0
    sed -i "s/SELINUX=enforcing/SELINUX=disabled/g" /etc/selinux/config
@@ -115,7 +115,7 @@ fi
 if which docker >/dev/null 2>&1; then
    log "检测到 Docker 已安装，跳过安装步骤"
    log "启动 Docker "
-   service docker start 2>&1 | tee -a ${CURRENT_DIR}/install.log
+   service docker start >/dev/null 2>&1 | tee -a ${CURRENT_DIR}/install.log
 else
    if [[ -d docker ]]; then
       log "... 离线安装 docker"
@@ -203,8 +203,11 @@ else
    cd -
 fi
 
-if which chkconfig;then
-   chkconfig --del dataease
+if which chkconfig >/dev/null 2>&1;then
+   chkconfig dataease >/dev/null
+   if [ $? -eq 0 ]; then
+      chkconfig --del dataease
+   fi
 fi
 if [[ -f /etc/init.d/dataease ]];then
    rm -f /etc/init.d/dataease
@@ -213,7 +216,7 @@ log "配置 dataease Service"
 cp ${DE_RUN_BASE}/bin/dataease/dataease.service /etc/systemd/system/
 chmod 644 /etc/systemd/system/dataease.service
 log "配置开机自启动"
-systemctl enable dataease; systemctl daemon-reload 2>&1 | tee -a ${CURRENT_DIR}/install.log
+systemctl enable dataease >/dev/null 2>&1; systemctl daemon-reload | tee -a ${CURRENT_DIR}/install.log
 
 if [[ $(grep "vm.max_map_count" /etc/sysctl.conf | wc -l) -eq 0 ]];then
    sysctl -w vm.max_map_count=2000000
@@ -230,7 +233,7 @@ else
    sed -i 's/^net\.ipv4\.ip_forward.*/net\.ipv4\.ip_forward=1/' /etc/sysctl.conf
 fi
 
-if which firewall-cmd >/dev/null; then
+if which firewall-cmd >/dev/null 2>&1; then
    if systemctl is-active firewalld &>/dev/null ;then
       log "防火墙端口开放"
       firewall-cmd --zone=public --add-port=${DE_PORT}/tcp --permanent
@@ -254,4 +257,4 @@ if [[ $DE_INSTALL_MODE != "community" ]];then
    access_port=9080
 fi
 echo -e "======================= 安装完成 =======================\n" 2>&1 | tee -a ${CURRENT_DIR}/install.log
-echo -e "系统登录信息如下:\n 访问地址: http://服务器IP:$access_port\n 用户名: admin\n 初始密码: DataEase@123456" 2>&1 | tee -a ${CURRENT_DIR}/install.log
\ No newline at end of file
+echo -e "系统登录信息如下:\n\t访问地址: http://服务器IP:$access_port\n\t用户名: admin\n\t初始密码: DataEase@123456" 2>&1 | tee -a ${CURRENT_DIR}/install.log
\ No newline at end of file
diff --git a/installer/uninstall.sh b/installer/uninstall.sh
index 7631f59f42..d27daf96e8 100644
--- a/installer/uninstall.sh
+++ b/installer/uninstall.sh
@@ -20,15 +20,18 @@ case $input in
 esac
 
 echo "停止 DataEase 服务"
-service dataease stop
+service dataease stop >/dev/null 2>&1
 
 echo "移除 DataEase 服务"
-if which chkconfig;then
-   chkconfig --del dataease
+if which chkconfig >/dev/null 2>&1;then
+   chkconfig dataease >/dev/null
+   if [ $? -eq 0 ]; then
+      chkconfig --del dataease >/dev/null 2>&1
+   fi
 fi
 
 if [ -f /etc/systemd/system/dataease.service ];then
-   systemctl disable dataease
+   systemctl disable dataease >/dev/null 2>&1
    rm -f /etc/systemd/system/dataease.service
    systemctl daemon-reload
 elif [[ -f /etc/init.d/dataease ]];then
@@ -52,4 +55,6 @@ if test -n "$(docker images | grep 'registry.cn-qingdao.aliyuncs.com/dataease')"
 fi
 
 # 清理 DataEase 运行目录及命令行工具 dectl
-rm -rf ${DE_BASE}/dataease2.0 /usr/bin/dectl
\ No newline at end of file
+rm -rf ${DE_BASE}/dataease2.0 /usr/bin/dectl
+
+echo "DataEase 服务卸载完成"
\ No newline at end of file