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authorJeroen van Meeuwen (Kolab Systems) <vanmeeuwen@kolabsys.com>2012-08-17 08:47:06 (GMT)
committerJeroen van Meeuwen (Kolab Systems) <vanmeeuwen@kolabsys.com>2012-08-17 08:47:06 (GMT)
commit2f444019d93152d0535f2d9ba6900f63deb34b7e (patch)
tree82da40b3953725fd16dc52091a0badef68b5c093
parent3660e2ceee46bacf903f7fc94a8ae41e8cc30bdf (diff)
downloadkolab-docs-2f444019d93152d0535f2d9ba6900f63deb34b7e.tar.gz
Include tips on large kolab distribution groups and Postfix settings
-rw-r--r--Administrator_Guide/en-US/Tweaking_Tips_for_Postfix.xml38
1 files changed, 38 insertions, 0 deletions
diff --git a/Administrator_Guide/en-US/Tweaking_Tips_for_Postfix.xml b/Administrator_Guide/en-US/Tweaking_Tips_for_Postfix.xml
index 51cf20a..04ce9b4 100644
--- a/Administrator_Guide/en-US/Tweaking_Tips_for_Postfix.xml
+++ b/Administrator_Guide/en-US/Tweaking_Tips_for_Postfix.xml
@@ -8,6 +8,44 @@
<para>
para
</para>
+ <section id="sect-Administrator_Guide-Tweaking_Tips_for_Postfix-Large_Kolab_Distribution_Groups">
+ <title>Large Kolab Distribution Groups</title>
+ <para>
+ If you have Kolab distribution groups with many members, you may see the following message occur in log file <filename>/var/log/maillog</filename>:
+ </para>
+ <para>
+
+<screen>Aug 17 10:21:59 kolab postfix/cleanup[5916]: warning: 398194A151: unreasonable virtual_alias_maps map expansion size for kolab-users@example.org</screen>
+
+ </para>
+ <para>
+ The setting <literal>virtual_alias_expansion_limit</literal> controls the maximum number of recipient address that are produced from a single original recipient address. The default depends on your installation.
+ </para>
+ <para>
+ To get the default value, execute:
+ </para>
+ <para>
+
+<screen># <userinput>postconf -d virtual_alias_expansion_limit</userinput>
+1000</screen>
+ </para>
+ <para>
+ To get the current value, execute:
+ </para>
+ <para>
+
+<screen># <userinput>postconf virtual_alias_expansion_limit</userinput>
+1000</screen>
+ </para>
+ <para>
+ To set a new value, execute:
+ </para>
+ <para>
+
+<screen># <userinput>postconf -e virtual_alias_expansion_limit=10000</userinput></screen>
+ </para>
+
+ </section>
</chapter>