Due to server node down the mentioned servers on it are down. We are checking it and will update soon.
We have rebooted the Node and MSSQL8, cf1/cf3 are all up now.
Seems to be issue occur again on the Node. We are checking it.
It seems to be doing memory error we we are changing the memory
Memory changed and server is now up and running
Server is running well on new memory now, we will know more in the next 24 hours.