EXCHANGE 2010: Contadores performance monitor para el servicio smtp

Los siguientes contadores se pueden usar para monitorizar en detalle un servidor Exchange 2010 de transporte:

Counter	Description	Threshold
\MSExchangeTransport Queues(_total)\Aggregate Delivery Queue Length (All Queues)	Shows the number of messages queued for delivery in all queues.	Should be less than 3,000 and not more than 5,000.
\MSExchangeTransport Queues(_total)\Active Remote Delivery Queue Length	Shows the number of messages in the active remote delivery queues.	Should be less than 250 at all times.
\MSExchangeTransport Queues(_total)\Active Mailbox Delivery Queue Length	Shows the number of messages in the active mailbox queues.	Should be less than 250 at all times.
\MSExchangeTransport Queues(_total)\Submission Queue Length	Shows the number of messages in the submission queue.	Shouldn't exceed 100. If sustained high values are occurring, investigate Active Directory and Mailbox servers for bottlenecks or performance-related issues.
\MSExchangeTransport Queues(_total)\Active Non-Smtp Delivery Queue Length	Shows the number of messages in the drop directory used by a Foreign connector.	Should be less than 250 at all times.
\MSExchangeTransport Queues(_total)\Retry Mailbox Delivery Queue Length	Shows the number of messages in a retry state attempting to deliver a message to a remote mailbox.	Should be less than 100 at all times.
\MSExchangeTransport Queues(_total)\Retry Non-Smtp Delivery Queue Length	Shows the number of messages in a retry state in the non-SMTP gateway delivery queues.	Shouldn't exceed 100.
\MSExchangeTransport Queues(_total)\Retry Remote Delivery Queue Length	Shows the number of messages in a retry state in the remote delivery queues.	Shouldn't exceed 100. We recommend that you check the next hop to determine the causes for queuing.
\MSExchangeTransport Queues(_total)\Unreachable Queue Length	Shows the number of messages in the Unreachable queue.	Shouldn't exceed 100.
\MSExchangeTransport Queues(_total)\Largest Delivery Queue Length	Shows the number of messages in the largest delivery queues.	Should be less than 200 for the Edge Transport and Hub Transport server roles.
\MSExchangeTransport Queues(_total)\Poison Queue Length	Shows the number of messages in the poison message queue.	Should be 0 at all times.