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LDAP Search to OID 11g fails Intermittently with "In memory filter not sending" Message (Doc ID 1598697.1)

Last updated on AUGUST 18, 2021

Applies to:

Oracle Internet Directory - Version to [Release 11g]
Information in this document applies to any platform.


The LDAP Search to Oracle Internet Directory (OID) sometimes fails, no result is returned. A "In memory filter not sending" message would be reported into OID Directory server debug log.

Sample of OID Directory server log (oidldapd{NN}s{PID}-{nnnn}.log) (orcldebugflag=1):

It is reported that this issue occurs if LDAP Search filter uses values included in orclinmemfiltprocess attribute. (e.g. (objectclass=person) and (objectclass=inetorgperson) )
Please see the following document for information about orclinmemfiltprocess attribute.

Oracle Fusion Middleware Performance and Tuning Guide 11g Release 1 (11.1.1)
- 23 Oracle Internet Directory Performance Tuning
-- Optimizing Performance of Complex Search Filters


There is no special change.


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