Full_Name: Howard Chu Version: 2.5 OS: URL: ftp://ftp.openldap.org/incoming/ Submission from: (NULL) (80.233.42.124) Submitted by: hyc IDLs used for index slots are hardcoded to a max of 65536 elements in the DB and twice that in memory. Sites with larger DBs tend to need larger IDLs; if they're running with sufficient memory it ought to be possible to configure larger IDLs.