Mailbox Server Role thresholds

The following table lists the threshold settings available for the Mailbox Server category:

Threshold

Description

Value

RPC request currently executing within the information store process must be less than:

Sets the maximum threshold for the number of executing Remote Procedure Calls (RPC) in the Information Store process.

Default: 70

RPC Averaged Latency must not exceed:

Sets the maximum threshold for average latency of the Remote Procedure Calls (RPC) in milliseconds

Default: 25

RPC Number of Slow Packets must be less than:

Sets the maximum threshold for the Remote Procedure Call (RPC) packets within the past 1024 packets with latencies longer than 2 seconds.

Default: 3

Messages Queued for Submission (Mailbox) must be less than:

Sets the maximum threshold for the number of submitted messages in the Mailbox that have not yet been processed by the transport layer.

Default: 50

Messages Queued for Submission (Public) must be less than:

Sets the maximum threshold for the number of submitted messages by that have not yet been processed by the transport layer.

Default: 20

Replication Receive Queue Size must be less than:

Sets the maximum threshold for the number of replication messages waiting to be processed.

Default: 100

Slow Findrow Rate must not exceed:

Sets the maximum threshold for the rate at which the slower FindRow needs to be used in the mailbox store. A higher value indicates that applications are searching mailboxes, directly affecting server performance.

Default: 10

Number of search tasks created per second must be less than:

Sets the maximum threshold for the number of search tasks created each second.

Default: 10

Average Document Indexing Time must be less than:

Sets the maximum threshold in seconds for the length of time it takes to index documents. This value is reported in milliseconds and converted to seconds for this comparison.

Default: 30