NWUI：出现错误并显示“根据监视服务的状态获取活动计数时出错”

NetWorker Web 用户界面 （NWUI） 显示：

Failed to fetch latest counts for Dashboard and Error in fetching count of activities based on status from Monitoring service.

来自 nwui.log：
Linux：/nsr/authc/logs/nwui.log
Windows ：C：\Program Files\EMC NetWorker\nsr\authc-server\tomcat\logs\nwui.log

17:00:15.942 [https-jsse-nio-9090-exec-7] ERROR c.e.n.c.n.i.MonitoringApi - Error in fetching count of activities based on status from Monitoring Service. java.net.ConnectException: Connection refused (Connection refused)

来自 monitoring-app.log：
Linux：/nsr/nwui/monitoring/app/logs/monitoring-app.log
Windows：C：\Program Files\EMC NetWorker\nwui\monitoring\app\logs\monitoring-app.log

Workflow table - deleting records older than 2023-01-26 07:13:25 2023-03-27 19:13:25.055 [CustomWorkflowRepositoryImpl] [networkerRabbitReconnectThread1] INFO Monitoring - Workflow table - No of records deleted: 0 2023-03-27 19:13:25.058 [CustomActionRepositoryImpl] [networkerRabbitReconnectThread1] INFO Monitoring - Action table - deleting records older than 2023-01-26 07:13:25 2023-03-27 19:13:25.061 [CustomActionRepositoryImpl] [networkerRabbitReconnectThread1] INFO Monitoring - Action table - No of records deleted: 0

端口 9095 未侦听 NWUI 服务器。

1. NWUI 服务处于正在运行状态。
   Windows： tasklist | findstr nwui
   Linux： ps -ef | grep nwui

2. NWUI 端口未打开或未侦听：

   Linux：

   # netstat -ano | grep 9095
   # netstat -ano | grep 5435

   Windows：

   > netstat -ano | findstr 9095
   > netstat -ano | findstr 5435