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Re: [grouper-users] Trying to improve ldappc performance


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  • From: Paul Engle <>
  • To:
  • Subject: Re: [grouper-users] Trying to improve ldappc performance
  • Date: Wed, 13 May 2009 08:36:54 -0500

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Ach, sorry. I had meant to attach those with the original
message. I've tried various configurations of ldappc.xml. This
is the latest attempt. It works, but doesn't populate
riceGrouperID; instead I get a warning in the logs like this:

2009-05-12 15:10:47,013: [main] WARN ErrorLog.warn(95) -
[edu.internet2.middleware.ldappc.synchronize.GroupEntrySynchronizer]
GROUP[[ DISPLAY NAME = Stem for testing:Test
Courses:ELEC526:Spring 2009:Section 001:Instructor ][NAME =
testStem:courses:ELEC526:Sp09:001:instructor][UID =
7cfc2e80-574e-4107-ac89-564cb7de041c]] field not found: UID

-paul

- --On Tuesday, May 12, 2009 4:17 PM -0500 Tom Zeller
<>
wrote:

> Could you please either post or send privately sanitized
> copies of ldappc.xml and sources.xml used by ldappc ?
>
>
> TomZ
>
>
> On Tue, May 12, 2009 at 3:27 PM, Paul Engle
> <>
> wrote:
>
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>
> All,
>  I'm seeing some pretty slow initial load times for ldappc,
> and I assume it's because something is not optimized in my
> configuration. I seem to recall that it is desirable to store
> the subject_id from grouper in LDAP so that group subjects can
> be retrieved without an additional lookup. I was assuming I
> could do this with ldappc via a group-attribute-mapping, but I
> can't figure out what attribute name from grouper to use.
> There's nothing defined in grouper_fields in the database that
> seems to have that info. Should I be doing this another way?
> Any pointers would be welcome.
>
>  The grouper hierarchy we've designed relies heavily on
> member
> groups, and I'm assuming that's what's slowing down the
> provisioning. It's taking upwards of 16 hours to do an initial
> load of about 15500 groups. We're running a pretty basic
> grouper-1.4.1 installation with no custom hooks.
>
>  -paul
>
> - --
> Paul D. Engle              |  Rice University
> Sr. Systems Administrator  |  Information Technology - MS119
> (713)348-4702              |  PO Box 1892
>
>            |  Houston, TX 77252-1892
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- --
Paul D. Engle | Rice University
Sr. Systems Administrator | Information Technology - MS119
(713)348-4702 | PO Box 1892

| Houston, TX 77252-1892
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