diff --git a/utils/check_celery.sh b/utils/check_celery.sh
index 4673e0918..ba2a8777a 100644
--- a/utils/check_celery.sh
+++ b/utils/check_celery.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 
-if [[ "$(ps axu | grep 'celery' | grep -v 'grep' | grep -cv 'defunct')" -gt "2" ]];then
-  exit 0
-else
-  exit 1
-fi
\ No newline at end of file
+set -e
+
+test -e /tmp/worker_ready_ansible
+test -e /tmp/worker_ready_celery
+test -e /tmp/worker_heartbeat_ansible && test $(($(date +%s) - $(stat -c %Y /tmp/worker_heartbeat_ansible))) -lt 10
+test -e /tmp/worker_heartbeat_celery && test $(($(date +%s) - $(stat -c %Y /tmp/worker_heartbeat_celery))) -lt 10
diff --git a/utils/upgrade.sh b/utils/upgrade.sh
deleted file mode 100644
index f700c9f7d..000000000
--- a/utils/upgrade.sh
+++ /dev/null
@@ -1,45 +0,0 @@
-#!/bin/bash
-
-if grep -q 'source /opt/autoenv/activate.sh' ~/.bashrc; then
-    echo -e "\033[31m 正在自动载入 python 环境 \033[0m"
-else
-    echo -e "\033[31m 不支持自动升级，请参考 http://docs.jumpserver.org/zh/docs/upgrade.html 手动升级 \033[0m"
-    exit 0
-fi
-
-source ~/.bashrc
-
-cd `dirname $0`/ && cd .. && ./jms stop
-
-jumpserver_backup=/tmp/jumpserver_backup$(date -d "today" +"%Y%m%d_%H%M%S")
-mkdir -p $jumpserver_backup
-cp -r ./* $jumpserver_backup
-
-echo -e "\033[31m 是否需要备份Jumpserver数据库 \033[0m"
-stty erase ^H
-read -p "确认备份请按Y，否则按其他键跳过备份 " a
-if [ "$a" == y -o "$a" == Y ];then
-    echo -e "\033[31m 正在备份数据库 \033[0m"
-    echo -e "\033[31m 请手动输入数据库信息 \033[0m"
-    read -p '请输入Jumpserver数据库ip:' DB_HOST
-    read -p '请输入Jumpserver数据库端口:' DB_PORT
-    read -p '请输入Jumpserver数据库名称:' DB_NAME
-    read -p '请输入有权限导出数据库的用户:' DB_USER
-    read -p '请输入该用户的密码:' DB_PASSWORD
-    mysqldump -h$DB_HOST -P$DB_PORT -u$DB_USER -p$DB_PASSWORD $DB_NAME > /$jumpserver_backup/$DB_NAME$(date -d "today" +"%Y%m%d_%H%M%S").sql || {
-        echo -e "\033[31m 备份数据库失败，请检查输入是否有误 \033[0m"
-        exit 1
-    }
-    echo -e "\033[31m 备份数据库完成 \033[0m"
-else
-    echo -e "\033[31m 已取消备份数据库操作 \033[0m"
-fi
-
-git pull && pip install -r requirements/requirements.txt && cd utils && sh make_migrations.sh
-
-cd .. && ./jms start all -d
-echo -e "\033[31m 请检查jumpserver是否启动成功 \033[0m"
-echo -e "\033[31m 备份文件存放于$jumpserver_backup目录 \033[0m"
-stty erase ^?
-
-exit 0