One or more SQL Server Agents are not displaying OS metrics in Foglight.
netstat.netstat or packet capture shows the Foglight Agent's WinRM connection attempt in a SYN_SENT state.winrm enumerate winrm/config/listener shows the ListeningOn field as blank or null.To resolve the issue, configure the WinRM listener with a valid IP address using Group Policy. A blank or null value in the ListeningOn field prevents client connections.
gpedit.msc from the command prompt.Computer Configuration → Administrative Templates → Windows Components → Windows Remote Management (WinRM) → WinRM Service*) to allow connections on all IPs. gpupdate /force
net stop winrm
net start winrm
Confirm that the listener is correctly configured and active:
winrm enumerate winrm/config/listener
Or test connectivity with:
winrs -r:http://<hostname>:5985 "ver"