ActiveDirectory Access Cache Test

This test reveals whether the AD cache is being utilized effectively or not.

Target of the test : A server configured with the Mailbox server role

Agent deploying the test : An internal agent

Outputs of the test : One set of results for the every AD cache used by the Mailbox server role being monitored.

Configurable parameters for the test
Parameters Description

Test Period

How often should the test be executed.

Host

Indicates the IP address of the Mailbox server.

Port

The port number of the Mailbox server. By default, this is 6001.

Measurements made by the test
Measurement Description Measurement Unit Interpretation

AD access cache hits

Indicates the rate at which requested objects were found in the cache.

Hits/Sec

 

AD access cache misses

Indicates the rate at which requested objects were not found in the cache.

Misses/Sec

A high value of this measure is indicative of the ineffectiveness of the AD cache.

LDAP search rate from cache

Indicates the number of LDAP search requests issued per second.

Searches/sec

 

Outstanding LDAP async notifies

Indicates the number of LDAP notification requests that are currently outstanding.

Number

 

Outstanding LDAP async reads

Indicates the number of LDAP read requests that are currently outstanding.

Number

 

Outstanding LDAP async searches

Indicates the number of LDAP search requests that are currently outstanding.

Number