> On May 15, 12:33 am, "Kevin D. Goodknecht Sr. [MVP]"
> <a...[ at ]nospam.WFTX.US> wrote:
>> Read inline please.
>>
>> Innews:1179152955.873884.280330[ at ]y80g2000hsf.googlegroups.com,
>> oviedo <dcoff...[ at ]gmail.com> typed:
>>
>>
>>
>>> 2003 Server SP1
>>> 1 Forest, 1 Domain
>>> 5 Sites
>>
>>> At a specific time once a day the primary DNS (internal only) server
>>> echos error messages complaining about not being able to complete
>>> directory service enumeration, EventID 4004. Obviously at that time
>>> the Active Directory is unhealthy.
>>
>>> Diagnostic Steps Taken:
>>
>>> nslookup
>>> dcdiag
>>> dnslint
>>> replmon
>>> addiag
>>
>>> Every tool listed above reports _zero_ errors. No changes have been
>>> made to the AD or DNS is 12 months.
>>
>>> What is the next step moving forward to further diagnose the issue.
>>
>>> Thanks!
>>
>> You say this happens at a specific time?
>> What is specific about this time?
>> What do you mean by "Primary DNS"?
>> If the zone is AD integrated, the zone would be a Primary zone on
>> all DCs.
>>
>> Does this server point only to itself for DNS?
>> These events usually only happen on a DC that points only to itself
>> for DNS,
>> at startup.
>>
>> Check your Directory Service Event log, what events are you seeing
>> at this
>> time?
>>
>> --
>> Best regards,
>> Kevin D. Goodknecht Sr. [MVP]
>> Hope This Helps
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>
> Thanks for the response Kevin.
>
> It happens at 4:39AM
> The DNS zone is AD Integrated.By primary I mean there are multiple
> zones, but this zone is our internal working domain where all the AD
> objects live.
> Yes, this server points to itself and another DC in the respected
> site. The machine has an uptime of 11 days. The problems started
> occurring 4 days ago. Is this an issue that should be looked into?
> In the Directory Services event log there are Information entries
> regarding Online Defragmentation completing a full pass on the NTDS
> database. Nothing out of the ordinary.
>
> I've uninstalled the AV client to rule out any possible scans or re-
> installation processes at night.
>
> Any other suggestions would be great.