Synchronization failure alert for software update – SCCM WSUS

  • RDP to Signcraft tec 
    • CM configuration manager: 
      • Monitoring, Active Alerts 
        • Synch error with primary site (scdccm01v) 
  • RDP to scdccm01v 
    • Event viewer, critical error view 
      • Found a wsus error “The client web service is not working” 
    • Checked IIS 
      • Under application pool: 
        • Wsuspool was stopped.  
        • I turn it on. 
    • Opened WSUS console. 
      • On the summary page – first one to open, clicked on “Start Synchronization” 
      • Waited until it is finished. 
      • Wsuspool turned off by itself suddenly. 
        • Investigating why. 
        • disable the memory limitation of wsuspool in IIS recycling setting 
          • iis, application pool, click on “Wsuspool”, on the left click on “Recycling” 
          • Uncheck “Private memory usage”, next, finish. 
    • Opened WSUS console. 
      • On the summary page – first one to open, clicked on “Start Synchronization” 
  • RDP to Signcraft tec 
    • CM configuration manager: 
      • Software lib, software update, right clicked on all software update, clicked “Synchronize software updates” 
      • Waiting for it to finish and check the report.