Active Directory service

The Active Directory service monitors the performance of the Active Directory LDAP service.

Service TypeWMI
Instances on a Device1
Supported Systems/ApplicationsWindows 2000, Windows 2003, and Windows 2008 Domain Controllers.
Device ClassServer - Windows
Monitored ByWindows agents
Scan Interval15 minutes

Properties queried and calculations performed

NameSpaceroot\cimv2
WMIClassNameWin32_PerfRawData_NTDS_NTDS
Var.0.PropertyLDAPBindTime
Var.1.PropertyLDAPSuccessfulBindsPersec
Var.2.PropertyLDAPWritesPersec
Var.3.PropertyLDAPUDPoperationsPersec
Var.4.PropertyLDAPActiveThreads
Var.5.PropertyLDAPClientSessions
Var.6.PropertyDRAInboundObjectUpdatesRemaininginPacket
Var.7.PropertyDRAPendingReplicationSynchronizations

Status details

Status DetailDescription
Bind Time (ms)Time taken for the last successful LDAP bind.
Successful BindsNumber of LDAP binds since last reboot.
WritesThe rate that LDAP clients perform write operations, per second.
UDP OperationsThe number of UDP operations the LDAP server is processing.
Active ThreadsThe current number of threads in use by the LDAP subsystem of the local directory service.
Client SessionsThe number of connected LDAP client sessions.
Inbound Updates in PacketThe number of object updates received in the current directory replication updates packets that have not yet been applied to the local server. This counter tells you if the monitored server is receiving changes, and is taking too long to apply them to the database.
Pending Replication SyncsThe number of directory synchronizations that are in queue for this server. This counter identifies replication backlog - the larger the number, the larger the backlog.