This is a placeholder for the hsphere mail server upgrade status, we will be more brief in updates here, if you want to know quickly what status is, come here.
We are starting upgrade at 11:30PM CDT on October 26th. 2012.
We are going to start Mail-11 server hsphere upgrade and before that we need to update the server OS level packages as well and to reflect change we need to reboot the server.
We are monitoring Mail-11 for any post-upgrade issues, however till now there are no issues on it at all. We will do start upgrade on rest of mail servers starting from Mail-10 at 11:30 PM CDT 27th October 2012.