Tag Archives: DAG

BlockReplication Event Log Warning ID 245 – Should I be concerned?

Posted on February 14, 2012 by Chris Meehan

I noticed a fair amount of alerts in one of the Exchange 2010 SP1 environments I have access to related to block mode replication warnings. The event source is HighAvailability and the event ID is 245. The event type is … Continue reading →

Posted in Exchange Server 2010 | Tagged block mode, blockreplication, conitnuous replication, copy database, crimson channel, DAG, database availability group, error source, event id 245, file mode, mailbox server, memory copy, replication models | 1 Comment

Exchange 2010 SP1 Hung I/O watchdog thread causes intentional BSOD

Posted on October 3, 2011 by Chris Meehan

The other day I ran into an issue with a customer in that one of their Exchange 2010 mailbox servers was continuously rebooting after what seemed to be a few minutes, and I thought I would share the experience and end … Continue reading →

Posted in Exchange Server 2010 | Tagged active, BSOD, copy queue lenght, DAG, ESE, Exchange, failed, pack, passive, replay queue length, service, SP1, suspended, watchdog | Leave a comment

Tag Archives: DAG

BlockReplication Event Log Warning ID 245 – Should I be concerned?

Exchange 2010 SP1 Hung I/O watchdog thread causes intentional BSOD

Active Directory Domain Services

Microsoft Exchange Server

Virtualization

Windows Server

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