Monitors for Managed Microsoft Active Directory Service

Updated by Jared Ruckle on Oct 14, 2014

The following table details the monitors that are enabled for the Managed Microsoft Active Directory Service on CenturyLink Cloud:

Monitor

Description

Frequency

Replication Queue

Alarms when the number of Active Directory synchronizations queued is above 1

5 Minutes

DNS Failures

Alarms when the number of Failed DNS Zone Transfer requests is above 1

5 Minutes

DNS CPU Usage

Alarms when the DNS service consumes more than 75% of the CPU

5 Minutes

DNS Memory Usage

Alarms when the DNS service consumes more than 35MB of memory

5 Minutes

FRS CPU Usage

Alarms when the FRS service consumes more than 80% of the CPU (2003 only)

5 Minutes

FRS Memory Usage

Alarms when the FRS service consumes more than 10MB of memory (2003 only)

5 Minutes

Active Directory CPU Usage

Alarms when Active Directory consumes more than 80% of the CPU

5 Minutes

Active Directory Memory Usage

Alarms when the DNS service consumes more than 60MB of memory

5 Minutes

LDAP Bind Time

Alarms when the Bind Time is over 600 milliseconds

5 Minutes

Time Offset

Alarms when the time offset between the local Domain Controller and the PDC is greater than 1 second

15 Minutes

Subnet Undefined

Alarms when a subnet is not defined for a site in Active Directory

Instantly

Connectivity

Alarms when a Domain Controller cannot be pinged, is not registered in DNS, cannot be reached via RPC or cannot be reached via LDAP

5 Minutes

Replication

Alarms when Replication is failing between Domain Controllers

15 Minutes

Topology

Alarms when the Active Directory Topology does not include all Domain Controllers

15 Minutes

Cut Off Servers

Alarms when a Replication Partner is offline

5 Minutes

Advertising

Alarms when a Domain Controller in unable to come online

5 Minutes

Role Holder Check

Alarms when a Domain Controller cannot locate a Role Holder

5 Minutes

Intersite Replication

Alarms when Intersite replication is failing

5 Minutes

FSMO connectivity

Alarms when a Domain Controller cannot reach a Role Holder

5 Minutes

Active Directory Services

Alarms when a core service for Active Directory is not running

5 Minutes

SYSVOL Access

Alarms when the SYSVOL share is unreachable

5 Minutes

Incoming/Outgoing Replication

Alarms when replication is failing

10 Minutes

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