| Measurement |
Description |
Measurement
Unit |
Interpretation |
| Avg_mail_delivery_time |
The average time taken for mail delivery
|
Secs
|
|
| Max_delivery_time |
The maximum time taken for mail delivery
|
Secs
|
|
| Data_transferred |
The total size of all mail messages delivered during the last measurement period
|
KB
|
|
| Mail_routing_failures |
The number of mail routing failures that happened during the last measurement period
|
Number
|
|
| Mails_delivered |
The number of messages received by the router during the last measurement period
|
Number
|
|
| Mail_deliveries |
The count of actual mail items delivered during the last measurement period
|
Number
|
The value of this measure may be different from the value of the Mails_delivered measure, as the latter counts individual messages.
|
| Waiting_mails |
The outgoing mail messages currently in MAIL.BOX waiting for transfer
|
Number
|
This vlaue should be near 0 under ideal conditions. If the value is consistently high, it indicates a server bottleneck.
|
| Waiting_mail_recipients |
The number of pending mail messages awaiting local delivery
|
Number
|
|
| Waiting_dns_resolutions |
The number of mail messages in MAIL.BOX waiting for DNS resolutions
|
Number
|
A large value for this metric indicates problems in the DNS server or in the mail server to DNS server communication.
|
| Transferred_mails |
The number of messages that he router has attempted to transfer during the last measurement period
|
Number
|
|
| Mail_transfer_failures |
The number of messages the router is unable to transfer during the last measurement period
|
Number
|
|
| Mails_routed |
The number of mail messages the router routed during the last measurement period
|
Number
|
|
| Dead_mails |
The number of dead (undeliverable) messages currently in MAIL.BOX
|
Number
|
|
| Mails_on_hold |
The number of mail messages in the message queue that are on hold currently
|
Number
|
|
| Mails_pending |
The number of mail messages pending currently
|
Number
|
|
| Mails_routed_nrpc |
The number of mail messages moved from MAIL.BOX via NRPC during the last measurement period
|
Number
|
|
| Mails_routed_smtp |
The number of mail messages moved from MAIL.BOX via SMTP during the last measurement period
|
Number
|
|
| Avg_mail_size_delivered |
The average size of delivered mails
|
KB
|
|