occasional failure to look up

Corinna Vinschen corinna-cygwin@cygwin.com
Tue Nov 25 17:53:00 GMT 2014

On Nov 25 17:09, Habermann, David (D) wrote:
> > Two things to keep in mind:
> > - It's not actually clear yet if it's a sidHistory entry or some SID
> >  created by another mechanism.
> > Even if it's sidHistory, it may be *very* old.  Did you work at the
> >  company already back in NT4 times?  That might explain the sidHistory
> >  entry and the total lack of files still having this SID in its ACL.
> >  As far as I know, Microsoft suggests to remove the sidHistory entries
> >  as soon as they are not needed anymore.
> Yes, I guess I'll have to date myself now.  I've worked here with the
> same user ID since 1975 (full time since 1980), so I span basically
> the entire non-mainframe computer era.  So what you are suggesting is
> quite likely, and it would not be surprising for clean-up work to have
> been neglected.  A quick look in our AD shows numerous things such as
> "Legacy local groups" and "Legacy Mailboxes".  One concern I have here
> is that when I dig down into AD to "DC=dow,DC=com,OU=Dow
> Users,OU=Employees" and find what I believe is my current active
> record I find a record with "U074036" (capital 'U') whereas the record
> we saw as my "UID" earlier in this thread was with a lowercase 'u'.

Hmm.  That should not be a big problem because user and group name
comparisons are case-insensitive.  Hopefully everywhere in the code...

> I
> found this by searching for sAMAccountName=u074036, and it is the only
> record found by this search.

Does this record have one or more entries in the sidHistory attribute?


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat
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