This group of data represents MS Exchange IS Private activity.
Note: This attribute group is available in Exchange Server 2003, 2007 and 2010. This attribute group is a multi-instance attribute group.
Active Client LogonsThe number of clients that performed any action within the last 10 minute interval.
The value format is a 4-byte integer.
Average Delivery TimeThe average time in milliseconds between the submission of a message to the mailbox store and submission to other storage providers for the last 10 messages. The value format is a decimal.
Average Local Delivery TimeThe average time in milliseconds between the submission of a message to the information store and the delivery to all local recipients on the same server for the last 10 messages.
The value format is a decimal.
Note: This attribute is available only in Exchange Server 2000. The Enum value is displayed as Undefined for Exchange Server 2003, 2007, and 2010.
Categorization CountThe number of categorizations that exist in the private information store.
Categorizations are created when a user creates a filtered view or performs a search. When the information store must maintain an excessive number of categorizations, performance can be affected.
The value format is a 4-byte integer.
Client LogonsThe number of clients (including system processes) that are currently logged on. The value format is a 4-byte integer.
Event History DeletesThe number of events that are deleted from the event history of the mailbox store since the start of the mailbox store. The value format is a 4-byte integer.
Event History Deletes/SecThe rate at which the events are deleted from the event history of the mailbox store. The value format is a 4-byte float.
Event History ReadsThe number of events that are read from the event history of the mailbox store since the start of the mailbox store. The value format is a 4-byte integer.
Event History Reads/SecThe rate at which the events are read from the event history of the mailbox store. The value format is a 4-byte float.
Event History WritesThe number of events that are written to the event history of the mailbox store since the start of the mailbox store. The value format is a 4-byte integer.
Event History Writes/SecThe rate at which the events are written to the event history of the mailbox store. The value format is a 4-byte float.
Folder Opens/SecThe number of times that requests to open folders are submitted to the information store per second since the server was started. The value format is a decimal.
Local DeliveriesTotal number of messages delivered locally since the server was started. The value format is a 4-byte integer.
Local delivery rateThe Rate at which messages are delivered locally since the server started. The format of the value is decimal.
Logon Operations/SecThe rate of Logon requests in the mailbox store. The value format is a 4-byte float.
Mailbox IS Database Percent Space UsedThe percent of the total space the Mailbox Database is using.
Mailbox Information Store Database takes up a percentage of the total Information Store space used. The value format is a 4-byte integer.
Mailbox IS Percent GrowthMailbox Information Store growth percentage since the last interval sample was performed. The value format is a 4-byte integer.
Mailbox IS SizeThe size of the mailbox information store in megabytes. Information Store maintains the messaging databases that contain all server-based mailboxes. Messaging databases are managed in storage groups and include transaction log files, a MAPI-based database file, and a streaming database.
The value format is a 4-byte integer.
Mailbox NameThe name of the mailbox. The value format is an alphanumeric string with a maximum of 600 characters.
Mailbox Store Distinguished NameThe distinguished name of the mailbox database. The value format is an alphanumeric string with a maximum of 3072 characters.
Mailbox Store StateReports if the Mailbox Store is either mounted or demounted. The Mailbox Store can be demounted for maintenance. The value format is a 4-byte integer. The following values are possible:
External value Internal value
Mounted 0
Dismounted 1
Message Opens/SecThe number of times that requests to open messages are submitted to the information store per second since the server was started. The value format is a decimal.
Messages Queued For SubmissionThe current number of submitted messages that are not processed by transport. The value format is a 4-byte integer.
Message Recipients DeliveredThe total number of recipients that have received a message since server startup. The value format is a 4-byte integer.
Message Recipients Delivered/minThe number of messages that recipients receive per minute since the server was started. The value format is a decimal. The Enum value is displayed as Undefined for
Microsoft Exchange Server 2003 and 2007.
Messages DeliveredThe total number of messages delivered to all recipients since server startup. The value format is a 4-byte integer.
Messages Delivered/minThe number of messages delivered to all recipients per minute since the server was started. The value format is a decimal.
Note: This attribute is available only in Exchange Server 2000 and 2003. The Enum value is displayed as Undefinedfor Exchange Server 2007.
Messages SentThe total number of messages that were sent to the transport since server startup. The value format is a 4-byte integer.
Messages Sent/minThe number of messages sent to the transport per minute since the server was started. The value format is a decimal.
Messages SubmittedThe total number of messages that clients submitted since server startup. The value format is a 4-byte integer.
Messages Submitted/minThe number of messages submitted by the clients per minute since the server was started. The value format is a decimal.
Peak Client LogonsThe maximum number of concurrent client logons since the service was started. The value format is a 4-byte integer.
Receive Queue SizeThe number of messages in the private information store receive queue. The value format is a 4-byte integer.
Note: This attribute is available only in Microsoft Exchange Server 2000, 2003, and 2007, not on Microsoft Exchange Server 2010.
RPC Average LatencyThe average time (in milliseconds) of the database RPC latency for the last 1024 packets. The value format is a 4-byte float.
Search Task RateThe number of search tasks that are created per second. The value format is a 4-byte float.
Send Queue SizeThe number of messages in the send queue of the private information store. The value format is a 4-byte integer. The Enum value is displayed as Undefined for Microsoft Exchange Server 2007 and 2010.
Note: This attribute is available only on Microsoft Exchange Server 2000 and 2003, not on Microsoft Exchange Server 2007 and 2010. The Enum value is displayed as Undefined for Microsoft Exchange Server 2007 and 2010.
Single Instance RatioThe average number of references to each message in the mailbox store since the server was started. The value format is a decimal with a valid range from 1 to 2.
Note: This attribute is available only on Microsoft Exchange Server 2000, 2003, and 2007, not on Microsoft Exchange Server 2010.
Slow FindRow RateThe rate at which the slower findrow must be used in the mailbox store. The value format is a 4-byte float.
System NameThe key for the table view in the format hostname: EX. This character string provides a unique identifier for each server across an enterprise. The value is alphanumeric with a maximum of 64 characters.
TimestampThe time when this data was collected. The format is MM/DD/YY HH:mm:SS, where the following measures apply:
MM Month
DD Day
YY Year
HH Hour
mm Minute
SS Second
Total Count of Recoverable ItemsThe total number of items retained for Item Recovery since the server was started. The value format is a 4-byte integer.
Total Size of Recoverable ItemsThe total size in kilobytes of items retained for Item Recovery since the server was started. The value format is a 4-byte integer.