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From: hyc@openldap.org
Subject: Slow deletes of large indexed attrributes
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Major security issue: yes  no

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Date: Thu, 22 Jun 2017 16:47:12 +0000
From: hyc@openldap.org
To: openldap-its@OpenLDAP.org
Subject: Slow deletes of large indexed attrributes
Full_Name: Howard Chu
Version: 2.4
OS: 
URL: ftp://ftp.openldap.org/incoming/
Submission from: (NULL) (78.155.231.31)
Submitted by: hyc


Related to ITS#7329

Recalculating the index values can be quite expensive when deleting a value from
an attribute with many values. For 2.5 we should fix this by storing reference
counts with each index slot.
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