Re: Strange ADAM behavior

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I assume that no exception is getting thrown in your .NET code, right? The
CommitChanges works but the changes simply don't go through?

In that case you have a pretty weird problem. Replication could conceivably
be part of the problem, but I really don't know. Perhaps Joe, Lee or Dmitri
will have an idea what to look for or what tool to use to diagnose this. A
network trace of the problem as it occurs would also be helpful, but that
might be hard to come by.

Joe K.

"lam784" <lam784@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
news:E5FACF46-0525-4E99-85ED-3991A223220E@xxxxxxxxxxxxxxxx
> While we do have some groups that have more than 1500 members, we have
> other
> groups that have only a few members that are displaying the same behavior.
> Additionally, we can see this same behavior through a third party user
> management software package for groups with only about 20 or 30 members.
> Once we "force" a user into a group in question through ldif, then it's
> like
> the group is cleared up and works correctly both through the third party
> software and adsi edit. It really seems volume related in that if we push
> a
> large amount of data into the adam through a custom .net program that is
> using directory services then we will see this behavior in the groups.
> It's
> like the data is not been committed to the group and are wondering if it
> has
> something to do with the replication. Any ideas?
>
> "Joe Kaplan (MVP - ADSI)" wrote:
>
>> If the groups have more than 1500 members, then ADSI won't return all of
>> them without using attribute ranging. So it could be the case that the
>> members are in the group, but that you just don't see them.
>>
>> Ldp.exe allows you to do range retrieval graphically so you don't have to
>> write code for this. Just do a base-level search on the group and use
>> the
>> syntax "member;range=1500-*" to see the next group (quotes included).
>> You
>> keep increasing the first number by 1500 until you see all the members.
>>
>> Joe K.
>>
>>
>> "lam784" <lam784@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote in message
>> news:643A714F-6838-4139-A938-1E053562E49F@xxxxxxxxxxxxxxxx
>> > Hi,
>> > We have an adam instance that is replicated to another adam. We have
>> > begun
>> > seeing strange behavior around groups and large transactional updates
>> > of
>> > adam
>> > data. After running a large batch update that will "successfully"
>> > complete
>> > we will see that there are some groups that don't appear to have
>> > particular
>> > users as membership in them. When you try to add that user to the
>> > group
>> > through a third party application it appears that it adds successfully
>> > but
>> > when you view the membership through adsi the user is not there. If you
>> > add
>> > the user to the group through adsi it tells you the user is already a
>> > member
>> > of the group even through you don't visually see them. You can force
>> > the
>> > user into the group by adding them with an ldif but that is the only
>> > way.
>> > It's like the membership data for the group is in a quasi uncommitted
>> > state.
>> > We feel like it may be due to large volumes of transactional data -
>> > replication can't keep up and the adam sort of chokes, but we have not
>> > been
>> > able to prove or disprove the relationship to replication. Had anyone
>> > seen
>> > this type of behavior before?
>>
>>
>>


.



Relevant Pages

  • Re: Strange ADAM behavior
    ... members are in the group, but that you just don't see them. ... > We have an adam instance that is replicated to another adam. ... > when you view the membership through adsi the user is not there. ... > able to prove or disprove the relationship to replication. ...
    (microsoft.public.windows.server.active_directory)
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  • Re: Strange ADAM behavior
    ... While we do have some groups that have more than 1500 members, ... software and adsi edit. ... something to do with the replication. ... >> We have an adam instance that is replicated to another adam. ...
    (microsoft.public.windows.server.active_directory)
  • Re: Strange ADAM behavior
    ... we can see this same behavior through a third party user management software package for groups with only about 20 or 30 members. ... It really seems volume related in that if we push a large amount of data into the adam through a custom .net program that is using directory services then we will see this behavior in the groups. ... It's like the data is not been committed to the group and are wondering if it has something to do with the replication. ...
    (microsoft.public.windows.server.active_directory)
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