Exchange 2013: Health Manager service may not reliably start after server boot.

In Exchange 2013 we have introduced managed availability.  The managed availability process runs within the Microsoft Exchange Health Manager service (MSExchangeHMHost.exe).   After booting a server it has been observed that the Microsoft Exchange Health Manager service fails to start automatically.  Attempts to start the service manually are successful.  When reviewing the system log the…


Database Availability Groups – Storage Swing Migrations

In some circumstances it becomes necessary to migrate users quickly between servers within Database Availability Groups.  In some instances move mailbox is not an option.  When storage can be maintained we can utilize the swing method to complete the migration.   Some instances where these instructions have been implemented include:   Replacement of off lease…


Office 365: Manage Office 365 features when Outlook Web Access is disabled on a mailbox.

When accounts are provisioned in Office 365, there are certain self-service features that end users have access to without administrator interaction. For example, when logging in and selecting Office 365 settings, provisioned accounts have access to software downloads and the change password feature.       When an account has an Exchange license added to…


Exchange 2007 SP1 – /recoverCMS and version errors.

When running Exchange 2007 SP1 and the command setup.com /recoverCMS /cmsName:<NAME> /cmsIPAddress:<IP> you may receive the following warning: The installed version of Exchange Server 2007 may be different from the version you are trying to install. The current installed version is ‘8.1.359.2’, the last installed version was ‘8.1.240.6’. In this case the version 8.1.240.6 represents…


An additional consideration for Exchange log file drive sizing…

When planning an Exchange 2007 installation storage considerations are a very important factor.  I wanted to call attention to a sizing consideration that may not be accounted for in other places.  This sizing consideration should be accounted for when planning an environment that may use Cluster Continuous Replication, Local Continuous Replication, or Standby Continuous Replication….


Inconsistent results when enabling standby continuous replication (SCR) in Exchange 2007 SP1.

A common question that I receive from customers is why do I experience inconsistent results when I enable a storage group in Exchange 2007 SP1 for standby continuous replication.  Usually the conversation focuses on why replication instances initially show failed and then soon after go healthy, or why the replication service reports that databases are…