您是否可以在群集中拥有多个ASP.NET状态服务器服务？

We have a 4 server cluster running ASP.NET web application using ASP.NET State Server Service for session. On one of the 4 servers ASP.NET State Server Service is running and other servers are configured to look at this. Very often we have to patch the servers, and applying patch on the State Server requires few minutes of downtime. We have a 4 server cluster running ASP.NET web