OpenLDAP
Up to top level
Build   Contrib   Development   Documentation   Historical   Incoming   Software Bugs   Software Enhancements   Web  

Logged in as guest

Viewing Software Enhancements/7473
Full headers

From: quanah@openldap.org
Subject: back-mdb is 50x slower than back-hdb on datasets with numerous subtrees
Compose comment
Download message
State:
0 replies:
0 followups:

Major security issue: yes  no

Notes:

Notification:


Date: Thu, 13 Dec 2012 17:21:28 +0000
From: quanah@openldap.org
To: openldap-its@OpenLDAP.org
Subject: back-mdb is 50x slower than back-hdb on datasets with numerous subtrees
Full_Name: Quanah Gibson-Mount
Version: RE24 12/11/2012
OS: Linux 2.6
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (74.196.25.250)


When testing on a database with over 40,000 subtrees, I discovered that search
results when using subtrees as a base for the search are at least 50x slower
with back-mdb than they are with back-hdb.  Details have been provided to
Howard, including the example dataset
Up to top level
Build   Contrib   Development   Documentation   Historical   Incoming   Software Bugs   Software Enhancements   Web  

Logged in as guest


The OpenLDAP Issue Tracking System uses a hacked version of JitterBug

______________
© Copyright 2013, OpenLDAP Foundation, info@OpenLDAP.org