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Oracle® Mail Administrator's Guide
10g Release 1 (10.1.1)

Part Number B14491-03
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H Oracle Mail Server Metrics

The DBMS_STATS package generates metrics for all Oracle Mail servers. Statistics are transferred between the statistics table and data dictionary, and can be used only when they are stored in the data dictionary. The statistics table enables users to export or import statistics from one database to another. Oracle Mail includes statistics that are collected from a mature system, because there is not enough statistical data when the system is first installed. Users can choose to import these statistics into their systems prior to using their own statistics.

Oracle Mail generates statistical information for each of the various Oracle Mail servers. This information, called metrics, can be used to monitor the health of the Oracle Mail system, and can be viewed using either the Oracle Enterprise Manager 10g Grid Control Console or the oesmon command-line utility.

This appendix includes the following topics:

Metrics Common to All Oracle Mail Servers

Table H-1 lists metrics common to all Oracle Mail servers.

Table H-1 Metrics Common to All Oracle Mail Servers

Metric Description
.DUMP.DBconnection.dump


.DUMP.OIDstatus.Connection


.DUMP.threads.dump


.esqudb.expand_count


.esqudb.pending_request


.esqudb.queue_size


.esqudb.requests_OK


.esqudb.requests_timedout


.esquldap.expand_count


.esquldap.pending_request


.esquldap.queue_size


.esquldap.requests_OK


.esquldap.requests_timedout


.um.admin.os_pid

Operating system process ID

.um.admin.uptime

Time since the server has been up

.um.admin.log.discard

Number of discarded log messages

.um.admin.log.total

Number of total log messages


POP Server Metrics

Table H-2 lists POP server metrics.

Table H-2 POP Server Metrics

Metric Description
.ES_SPS.socket.currload

Current number of client connections

.ES_SPS.socket.sockmax

Maximum number of client connections allowed

.ES_SPS.thread.currthreads

Number of threads the server is currently using

.ES_SPS.thread.thrmax

Maximum number of threads the server creates

.ESPROTO.uptime

Time since the server has been up

.ESPROTO.COMMAND.total

Total number of executed commands

.ESPROTO.COMMAND.PO3_COMMAND.totalcalls

Total number of calls for that command

.ESPROTO.COMMAND.PO3_COMMAND.success

Total number of successful calls for that command

.ESPROTO.COMMAND.PO3_COMMAND.fail

Total number of failed calls for that command

.ESPROTO.USERS.LOGIN.userid

A value of 1 or more indicates that the user is still logged in. Otherwise, it is 0.

.ESPROTO.connections.lost

Total number of client connections that have disconnected

.ESPROTO.connections.timeout

Total number of client connections that have timed out

.ESPROTO.connections.total

Total number of client connections

.ESPROTO.receive.bytes

Total number of bytes received by the server

.ESPROTO.transmit.bytes

Total number of bytes sent by the server


IMAP Server Metrics

Table H-3 lists IMAP server metrics.

Table H-3 IMAP Server Metrics

Metric Description
.ESPROTO.uptime

Time since the server has been up

.ESPROTO.COMMAND.total

Total number of executed commands

.ESPROTO.COMMAND.PO3_COMMAND.totalcalls

Total number of calls for that command

.ESPROTO.COMMAND.PO3_COMMAND.success

Total number of successful calls for that command

.ESPROTO.COMMAND.PO3_COMMAND.fail

Total number of failed calls for that command

.ESPROTO.USERS.LOGIN.userid

A value of 1 or more indicates that the user is still logged in. Otherwise, it is 0.

.ESPROTO.connections.lost

Total number of client connections that have disconnected

.ESPROTO.connections.timeout

Total number of client connections that have timed out

.ESPROTO.connections.total

Total number of client connections

.ESPROTO.receive.bytes

Total number of bytes received by the server

.ESPROTO.transmit.bytes

Total number of bytes sent by the server

.ES_SPS.socket.currload

Current number of client connections

.ES_SPS.socket.sockmax

Maximum number of client connections allowed

.ES_SPS.thread.currthreads

Number of threads the server is currently using

.ES_SPS.thread.thrmax

Maximum number of threads the server creates


SMTP Inbound Server Metrics

Table H-4 lists SMTP Inbound server metrics.

Table H-4 SMTP Inbound Server Metrics

Metric Description
.ES_SPS.socket.currload

Current number of client connections

.ES_SPS.socket.sockmax

Maximum number of client connections allowed

.ES_SPS.thread.currthreads

Number of threads the server is currently using

.ES_SPS.thread.thrmax

Maximum number of threads the server creates

.MTA.uptime

Time string describing when this MTA came up

.MTA.connections.in.current

Current number of inbound SMTP Connections

.MTA.connections.in.total

Total number of inbound SMTP connections

.MTA.msgs.deferred.current

Current number of messages deferred

.MTA.msgs.deferred.total

Total number of messages deferred

.MTA.receive.kbytes

Total number of kilobytes received

.MTA.receive.messages

Total number of messages received

.MTA.receive.recipients

Total number of recipients received

.MTA.receive.time

Total time receiving data

.MTA.spam.connects

Number of rejected connections

.MTA.spam.env.domains

Number of rejected domains given in EHLO/HELO commands

.MTA.spam.env.recipients

Number of rejected recipients given in rcpt to command

.MTA.spam.env.senders

Number of rejected senders which appeared on mail from command

.MTA.spam.floods

Number of floods from various hosts

.MTA.spam.msg.headers

Number of data command failures due to rejected message headers

.MTA.transmit.bytes

Total number of bytes transmitted

.MTA.transmit.bytes_local

Total number of bytes transmitted to local entities

.MTA.transmit.messages

Total number of messages transmitted

.MTA.transmit.messages_local

Total number of messages transmitted to local entities

.MTA.transmit.recipients

Total number of recipients transmitted

.MTA.transmit.recipients_local

Total number of recipients transmitted to local entities


SMTP Outbound Server Metrics

Table H-5 lists SMTP Outbound server metrics.

Table H-5 SMTP Outbound Server Metrics

Metric Description
.MTA.uptime

Time string describing when this MTA came up

.MTA.connections.broken

Number of broken connections encountered by the MTA

.MTA.connections.failed

Number of failed connections from the MTA to another MTA

.MTA.connections.rejected

Number of rejected connections

.MTA.connections.rejected_reason

Description of the reason for the most recent rejection

.MTA.connections.out.current

Current number of outbound SMTP connections

.MTA.connections.out.current_foreign

Current number of outbound SMTP connections to message transfer agents in foreign domains

.MTA.connections.out.current_native

Current number of outbound SMTP connections to message transfer agents in native domains

.MTA.connections.out.total

Total number of outbound SMTP connections

.MTA.connections.out.total_foreign

Total number of outbound SMTP connections to foreign domains

.MTA.connections.out.total_native

Total number of outbound SMTP connections to message transfer agents in native domains

.MTA.dl.receive.count

Number of messages sent to distribution lists

.MTA.msgs.deferred.current

Current number of messages deferred

.MTA.msgs.deferred.total

Total number of messages deferred

.MTA.msgs.deferred.totaltime

Total time inserting data into the database

.MTA.ndr.inbound

Total number of non delivery reports generated by inbound mail

.MTA.ndr.loop

Total number of messages not delivered due to mail loops

.MTA.ndr.outbound

Total number of non delivery reports generated by outbound mail

.MTA.queued.out.kbytes

Kilobytes queued awaiting to be sent out to the Internet

.MTA.queued.out.messages

Messages queued awaiting to be sent out to the Internet

.MTA.transmit.bytes

Total number of bytes transmitted

.MTA.transmit.bytes_foreign

Total number of bytes transmitted to foreign domain MTAs

.MTA.transmit.bytes_local

Total number of bytes transmitted to local entities

.MTA.transmit.messages

Total number of messages transmitted

.MTA.transmit.messages_foreign

Total number of messages transmitted to foreign domain MTAs

.MTA.transmit.messages_local

Total number of messages transmitted to local entities

.MTA.transmit.messages_native

Total number of messages transmitted to native domain MTAs

.MTA.transmit.messages_relay

Total number of messages transmitted during relay operations

.MTA.transmit.recipients

Total number of recipients transmitted

.MTA.transmit.recipients_foreign

Total number of recipients transmitted to foreign domain

.MTA.transmit.recipients_local

Total number of recipients transmitted to local entities

.MTA.transmit.recipients_native

Total number of recipients transmitted to native domain MTAs

.MTA.transmit.time

Total time transmitting data

.MTA.transmit.time_foreign

Total time transmitting data to foreign domain MTAs

.MTA.transmit.time_native

Total time transmitting data to native domain MTAs

.MTA.transmit.time.local

Total time spent transmitting data to local entities

.MTA.transmit.time.relay

Total time transmitting data during relay operations


Housekeeper Server Metrics

Table H-6 lists Housekeeper server metrics.

Table H-6 Housekeeper Server Metrics

Metric Description
.GC.processed.expirables

Number of message instances expired by a particular Housekeeper instance

.GC.processed.prunables

Number of message instances removed from the system trash folder by a particular Housekeeper instance

.GC.processed.queued_prunables

Number of message references removed from the system trash queue by a particular Housekeeper instance

.GC.processed.collectables

Number of unreferenced messages removed from the system by a particular Housekeeper instance

.GC.processed.tertiary_storables

Number of messages moved to tertiary storage by a particular Housekeeper instance

.GC.pending.expirables

Number of message instances awaiting expiration remaining in the system

.GC.pending.prunables

Number of message instances remaining in the system trash folder

.GC.pending.queued_prunables

Number of message references remaining in the system trash queue

.GC.pending.collectables

Number of identified unreferenced messages remaining in the system

.GC.pending.tertiary_storables

Number of messages remaining in the system that are eligible for tertiary storage


List Server Metrics

Table H-7 lists List Server metrics.

Table H-7 List Server Metrics

Metric Description
.SLIST.connections.busy

Number of busy database connections

.SLIST.connections.total

Total number of database connections

.SLIST.process.current_mails

Number of mails being processed currently by the list server

.SLIST.process.current_user_threads

Number of threads in the list server that are delivering mails to users

.SLIST.process.total_mails

Total number of mails processed by the list server since startup

.SLIST.queue.pending

Number of e-mails waiting to be processed by the list server


NNTP Inbound Server Metrics

Table H-8 lists NNTP Inbound server metrics.

Table H-8 NNTP Inbound Server Metrics

Metric Description
.ES_SPS.socket.currload

Current number of client connections

.ES_SPS.socket.sockmax

Maximum number of client connections allowed

.ES_SPS.thread.currthreads

Number of threads the server is currently using

.ES_SPS.thread.thrmax

Maximum number of threads the server creates

.es.nntp.in.clients.flood.conns

Number of times the server has detected connection floods from a single client

.es.nntp.in.art.cache.hit

Article cache hits

.es.nntp.in.art.cache.miss

Article cache misses

.es.nntp.in.art.clients.article

Number of ARTICLE commands from clients

.es.nntp.in.clients.current

Number of connected clients

.es.nntp.in.clients.group

Number of GROUP commands from clients

.es.nntp.in.clients.list

Number of LIST commands from clients

.es.nntp.in.clients.post

Number of POST commands from clients

.es.nntp.in.clients.total

Number of clients serviced so far


NNTP Outbound Server Metrics

Table H-9 lists NNTP Outbound server metrics.

Table H-9 NNTP Outbound Server Metrics

Metric Description
.es.nntp.out.threads

Number of live feed threads, may be zero

.es.nntp.out.conn.cache.hit

Connection cache hits

.es.nntp.out.conn.cache.miss

Connection cache misses

.es.nntp.out.traffic.errors

Feed errors

.es.nntp.out.traffic.messages

Feed messages

.es.nntp.out.traffic.rejects

Feed rejects


Virus Scrubber Server Metrics

Table H-10 lists Virus Scrubber server metrics.

Table H-10 Virus Scrubber Server Metrics

Metric Description
.VSCRUB.processed.prescan

Number of messages pre-scanned by the server

.VSCRUB.processed.scan

Number of messages scanned by external virus scanning software using this server

.VSCRUB.processed.infected

Number of messages deemed infected by the virus scanning software

.VSCRUB.processed.repaired

Number of messages deemed infected by the virus scanning software but able to repair and restore

.VSCRUB.pending.scan

Number of messages isolated by pre-scanning but yet to be scanned by external virus scanning software

.VSCRUB.threads.count

Number of active virus scanner threads at the moment