The SMTP Server performance object monitors message activity generated by the Simple Mail Transport Protocol (SMTP) service, that can be installed as part of Windows 2000 Server.
| Counter Name | Description | Counter Type |
|---|---|---|
| % Recipients Local | Shows the percentage of recipients that will be delivered locally. | PERF_RAW_FRACTION |
| % Recipients Remote | Shows the percentage of recipients that will be delivered remotely. | PERF_RAW_FRACTION |
| Avg Recipients/msg Received | Shows the average number of recipients per inbound message received. | PERF_RAW_FRACTION |
| Avg Recipients/msg Sent | Shows the average number of recipients per outbound messages sent. | PERF_RAW_FRACTION |
| Avg Retries/msg Delivered | Shows the average number of retries per local delivery. | PERF_RAW_FRACTION |
| Avg Retries/msg Sent | Shows the average number of retries per outbound message sent. | PERF_RAW_FRACTION |
| Badmailed Messages (Bad Pickup File) | Shows the number of malformed pickup messages sent to the badmail directory (a default directory used for forwarding undeliverable messages). | PERF_COUNTER_RAWCOUNT |
| Badmailed Messages (General Failure) | Shows the number of messages sent to badmail for reasons not associated with a specific counter. | PERF_COUNTER_RAWCOUNT |
| Badmailed Messages (Hop Count Exceeded) | Shows the number of messages sent to badmail because they had exceeded the maximum hop count. | PERF_COUNTER_RAWCOUNT |
| Badmailed Messages (NDR of DSN) | Shows the number of Delivery Status Notifications sent to badmail becuase they could not be delivered. If a message is undeliverable, it is returned to the sender with a nondelivery report (NDR). | PERF_COUNTER_RAWCOUNT |
| Badmailed Messages (No Recipients) | Shows the number of messages sent to badmail because they had no recipients. | PERF_COUNTER_RAWCOUNT |
| Badmailed Messages (Triggered via Event) | Shows the number of messages sent to badmail at the request of a server event sink. An event sink is mechanism for notifying clients when events occur. | PERF_COUNTER_RAWCOUNT |
| Bytes Received Total | Shows the total number of bytes received by the server. | PERF_COUNTER_LARGE_RAWCOUNT |
| Bytes Received/sec | Shows the rate at which bytes are received by the server. | PERF_COUNTER_BULK_COUNT |
| Bytes Sent Total | Shows the total number of bytes sent by the server. | PERF_COUNTER_LARGE_RAWCOUNT |
| Bytes Sent/sec | Shows the rate that bytes are sent by the server. | PERF_COUNTER_BULK_COUNT |
| Bytes Total | Shows the total number of bytes sent and received by the server. | PERF_COUNTER_LARGE_RAWCOUNT |
| Bytes Total/sec | Shows the rate at which bytes are sent and received by the server. | PERF_COUNTER_BULK_COUNT |
| Cat: Address lookup completions | Shows the number of address lookup completions processed by the server. | PERF_COUNTER_RAWCOUNT |
| Cat: Address lookup completions/sec | Shows the rate of address lookup completions processed per second by the server. | PERF_COUNTER_COUNTER |
| Cat: Address lookups | Shows the number of Active Directory lookups for individual addresses by the server. | PERF_COUNTER_RAWCOUNT |
| Cat: Address lookups not found | Shows the number of address lookups that did not find any Active Directory object. | PERF_COUNTER_RAWCOUNT |
| Cat: Address lookups/sec | Shows the rate in seconds at which address lookups were dispatched to the Active Directory. | PERF_COUNTER_COUNTER |
| Cat: Categorizations completed | Shows the total number of messages to the categorizer that have completed categorization. Categorizing means looking up sender and recipient properties in the directory service, including doing distribution list expansion. | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations completed successfully | Shows the number of categorizations that were completed without any errors. | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations completed/sec | Shows the total number of messages submitted to categorizer that have finished categorization. | PERF_COUNTER_COUNTER |
| Cat: Categorizations failed (DS connection failure) | Shows the number of categorizations that failed due to a Active Directory connection failure. | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations failed (DS logon failure) | Shows the number of categorizations that failed due to a Active Directory logon failure. | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations failed (non-retryable error) | Shows the number of categorizations that failed with a hard error (one which doesn't allow attempts to retry the operation). | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations failed (Out Of Memory) | Shows the number of categorizations that failed due to lack of available memory. | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations failed (retryable error) | Shows the number of categorizations that failed with a error which allowed an attempt to retry the operation. | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations failed (sink retryable error) | Shows the number of categorizations that failed with a generic error which allowed an attempt to retry the operation. | PERF_COUNTER_RAWCOUNT |
| Cat: Categorizations in progress | Shows the number of categorizations in progress. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP bind failures | Shows the total number of LDAP bind failures. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP binds | Shows the total number of successfull LDAP binds performed. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP connection failures | Shows the total number of connection failures encountered for LDAP servers. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP connections | Shows the total number of LDAP connections opened. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP connections currently open | Shows the number of LDAP connections currently open. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP general completion failures | Shows the number of LDAP completions with a generic failure. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP paged search completion failures | Shows the number of LDAP paged searches that completed with a failure. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP paged search failures | Shows the number of failures to dispatch an asynchronous paged LDAP search. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP paged searches | Shows the number of LDAP paged searches successfully dispatched. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP paged searches completed | Shows the number of paged LDAP completions processed. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP search completion failures | Shows the number of LDAP searches that completed with a failure. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP search failures | Shows the number of failures to dispatch an asynchronous LDAP search. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP searches | Shows the number of LDAP searches successfully dispatched. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP searches abandoned | Shows the umber of LDAP searches abandoned. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP searches completed | Shows the number of LDAP search completions processed. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP searches completed/sec | Shows the number of LDAP search completions processed per second. | PERF_COUNTER_COUNTER |
| Cat: LDAP searches pending completion | Shows the number of LDAP searches pending asynchronous completion. | PERF_COUNTER_RAWCOUNT |
| Cat: LDAP searches/sec | Shows the number of LDAP searches successfully dispatched/sec. | PERF_COUNTER_COUNTER |
| Cat: mailmsg duplicate collisions | Shows the number of times a duplicate recipient address was detected by mail message or the categorizer.. | PERF_COUNTER_RAWCOUNT |
| Cat: Messages aborted | Shows the number of messages marked to be aborted by the categorizer. | PERF_COUNTER_RAWCOUNT |
| Cat: Messages bifurcated | Shows the number of new messages created by the categorizer (bifurcation). | PERF_COUNTER_RAWCOUNT |
| Cat: Messages Categorized | Shows the number of messages categorizer has submitted to queuing. | PERF_COUNTER_RAWCOUNT |
| Cat: Messages submitted | Shows the total number of messages submitted to the categorizer. | PERF_COUNTER_RAWCOUNT |
| Cat: Messages submitted/sec | Shows the rate at which messages are being submitted to the categorizer. | PERF_COUNTER_COUNTER |
| Cat: Recipients after categorization | Shows the number of mail message recipients submitted from the categorizer to queuing. | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients before categorization | Shows the number of mail message recipients submitted to the categorizer. | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients in categorization | Shows the number of recipients the categorizer is currently processing. | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients NDRd (ambiguous address) | Shows the number of recipients with addresses that match multiple Active Directory objects. | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients NDRd (forwarding loop) | Shows the number of recipients NDRd by the categorizer due to a forwarding loop detection. | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients NDRd (illegal address) | Shows the number of recipients with illegal addresses detected by the categorizer. | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients NDRd (sink recip errors) | Shows the number of recipients NDRd by the categorizer due to a generic recipient failure. | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients NDRd (unresolved) | Shows the number of unresolved recipients (local addresses not found). | PERF_COUNTER_RAWCOUNT |
| Cat: Recipients NDRd by categorizer | Shows the number of recipients set to be NDRd by the categorizer. | PERF_COUNTER_RAWCOUNT |
| Cat: Senders unresolved | Shows the number of senders not found in the Active Directory. | PERF_COUNTER_RAWCOUNT |
| Cat: Senders with ambiguous addresses | Shows the number of senders with addresses that match multiple Active Directory objects. | PERF_COUNTER_RAWCOUNT |
| Categorizer Queue Length | Shows the number of messages in the categorizer queue. | PERF_COUNTER_RAWCOUNT |
| Connection Errors/sec | Shows the number of connection errors occurring per second. | PERF_COUNTER_COUNTER |
| Current Messages in Local Delivery | Shows the number of messages that are currently being processed by a server event sink for local delivery. | PERF_COUNTER_RAWCOUNT |
| Directory Drops Total | Shows the total number of messages placed in a drop directory. | PERF_COUNTER_RAWCOUNT |
| Directory Drops/sec | Shows the number of messages placed in a drop directory per second. | PERF_COUNTER_COUNTER |
| DNS Queries Total | Shows the total number of DNS lookups. | PERF_COUNTER_RAWCOUNT |
| DNS Queries/sec | Shows the rate of DNS lookups. | PERF_COUNTER_COUNTER |
| ETRN Messages Total | Shows the total number of extended turn (ETRN) messages received by the server. | PERF_COUNTER_RAWCOUNT |
| ETRN Messages/sec | Shows the number of ETRN messages per second. | PERF_COUNTER_COUNTER |
| Inbound Connections Current | Shows the total number of connections currently inbound. | PERF_COUNTER_RAWCOUNT |
| Inbound Connections Total | Shows the total number of inbound connections received. | PERF_COUNTER_RAWCOUNT |
| Local Queue Length | Shows the number of messages in the local queue. | PERF_COUNTER_RAWCOUNT |
| Local Retry Queue Length | Shows the number of messages in the local retry queue. | PERF_COUNTER_RAWCOUNT |
| Message Bytes Received Total | Shows the total number of bytes received in messages. | PERF_COUNTER_LARGE_RAWCOUNT |
| Message Bytes Received/sec | Shows the rate that bytes are received in messages. | PERF_COUNTER_BULK_COUNT |
| Message Bytes Sent Total | Shows the total number of bytes sent in messages. | PERF_COUNTER_LARGE_RAWCOUNT |
| Message Bytes Sent/sec | Shows the rate that bytes are sent in messages. | PERF_COUNTER_BULK_COUNT |
| Message Bytes Total | Shows the total number of bytes sent and received in messages. | PERF_COUNTER_LARGE_RAWCOUNT |
| Message Bytes Total/sec | Shows the rate that bytes are sent and received in messages. | PERF_COUNTER_BULK_COUNT |
| Message Delivery Retries | Shows the total number of local deliveries that were retried. | PERF_COUNTER_RAWCOUNT |
| Message Received/sec | Shows the rate that inbound messages are being received. | PERF_COUNTER_COUNTER |
| Message Send Retries | Shows the total number of outbound message sends that were retried. | PERF_COUNTER_RAWCOUNT |
| Messages Currently Undeliverable | Shows the number of messages that have been reported as currently undeliverable by routing. | PERF_COUNTER_RAWCOUNT |
| Messages Delivered Total | Shows the total number of messages delivered to local mailboxes. | PERF_COUNTER_RAWCOUNT |
| Messages Delivered/sec | Shows the rate that messages are delivered to local mailboxes. | PERF_COUNTER_COUNTER |
| Messages Pending Routing | Shows the number of messages that have been categorized but not routed. | PERF_COUNTER_RAWCOUNT |
| Messages Received Total | Shows the total number of inbound messages accepted. | PERF_COUNTER_RAWCOUNT |
| Messages Refused for Address Objects | Shows the total number of messages refused due to no address objects. | PERF_COUNTER_RAWCOUNT |
| Messages Refused for Mail Objects | Shows the total number of messages refused due to no mail objects. | PERF_COUNTER_RAWCOUNT |
| Messages Refused for Size | Shows the total number of messages rejected because they were too big. | PERF_COUNTER_RAWCOUNT |
| Messages Sent Total | Shows the total number of outbound messages sent. | PERF_COUNTER_RAWCOUNT |
| Messages Sent/sec | Shows the rate that outbound messages are being sent. | PERF_COUNTER_COUNTER |
| NDRs Generated | Shows the number of non-delivery reports that have been generated. | PERF_COUNTER_RAWCOUNT |
| Number of MailFiles Open | Shows the number of handles to open mail files. | PERF_COUNTER_RAWCOUNT |
| Number of QueueFiles Open | Shows the number of handles to open queue files. | PERF_COUNTER_RAWCOUNT |
| Outbound Connections Current | Shows the number of connections currently outbound. | PERF_COUNTER_RAWCOUNT |
| Outbound Connections Refused | Shows the number of outbound connection attempts refused by remote sites. | PERF_COUNTER_RAWCOUNT |
| Outbound Connections Total | Shows the total number of outbound connections attempted. | PERF_COUNTER_RAWCOUNT |
| Pickup Directory Messages Retrieved Total | Shows the total number of messages retrieved from the mail pick-up directory. | PERF_COUNTER_RAWCOUNT |
| Pickup Directory Messages Retrieved/sec | Shows the rate that messages are being retrieved from the mail pick-up directory. | PERF_COUNTER_COUNTER |
| Remote Queue Length | Shows the number of messages in the remote queue. | PERF_COUNTER_RAWCOUNT |
| Remote Retry Queue Length | Shows the number of messages in the retry queue for remote delivery. | PERF_COUNTER_RAWCOUNT |
| Routing Table Lookups Total | Shows the total number of routing table lookups. | PERF_COUNTER_RAWCOUNT |
| Routing Table Lookups/sec | Shows the number of routing table lookups per second. | PERF_COUNTER_COUNTER |
| Total Connection Errors | Shows the total number of connection errors. | PERF_COUNTER_RAWCOUNT |
| Total DSN Failures | Shows the total number of failed DSN generation attempts. | PERF_COUNTER_RAWCOUNT |
| Total messages submitted | Shows the total messages submitted to queuing for delivery. | PERF_COUNTER_RAWCOUNT |