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authorEric Covener <covener@apache.org>2013-09-23 15:42:06 +0200
committerEric Covener <covener@apache.org>2013-09-23 15:42:06 +0200
commit96fd5003e1c054af17e238fe4da77c11a8b26928 (patch)
tree99fcb313b582b8e627a2cafd278aa8d0560e21f5 /docs/manual/mod/mod_authnz_ldap.xml
parentRemove grossly outdated browser compatibility column (diff)
downloadapache2-96fd5003e1c054af17e238fe4da77c11a8b26928.tar.xz
apache2-96fd5003e1c054af17e238fe4da77c11a8b26928.zip
add a note about sub-group searching and large groups.
git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1525588 13f79535-47bb-0310-9956-ffa450edef68
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-rw-r--r--docs/manual/mod/mod_authnz_ldap.xml9
1 files changed, 9 insertions, 0 deletions
diff --git a/docs/manual/mod/mod_authnz_ldap.xml b/docs/manual/mod/mod_authnz_ldap.xml
index 7d22417eba..c3d033a124 100644
--- a/docs/manual/mod/mod_authnz_ldap.xml
+++ b/docs/manual/mod/mod_authnz_ldap.xml
@@ -1089,6 +1089,15 @@ evaluated before the user search is discontinued.</description>
level <code>X</code> specified by this directive.</p>
<p>See the <a href="#reqgroup"><code>Require ldap-group</code></a>
section for a more detailed example.</p>
+
+ <note><title>Nested groups performance</title>
+ <p> When <directive>AuthLDAPSubGroupAttribute</directive> overlaps with
+ <directive>AuthLDAPGroupAttribute</directive> (as it does by default and
+ as required by common LDAP schemas), uncached searching for subgroups in
+ large groups can be very slow. If you use large, non-nested groups, set
+ <directive>AuthLDAPMaxSubGroupDepth</directive> to zero.</p>
+ </note>
+
</usage>
</directivesynopsis>