[SSSD] [PATCH] MAN: Clarify that saving users after enumerating large domain might be CPU intensive
Jakub Hrozek
jhrozek at redhat.com
Mon Jan 28 13:28:01 UTC 2013
On Mon, Jan 28, 2013 at 12:20:22PM +0100, Pavel Březina wrote:
> On 01/25/2013 05:33 PM, Jakub Hrozek wrote:
> >I think the other enumeration disadvantages are documented well enough
> >in the manpage. I'm also thinking we might just say clear that in large
> >environments, enumeration should be discouraged. Thoughts?
>
> +1
>
> The patch itself looks good. But can you amend the commit message to
> include link to the ticket please?
OK, new patch is attached.
-------------- next part --------------
>From 183172a1359d607a62bab2c6ce374d68d759b064 Mon Sep 17 00:00:00 2001
From: Jakub Hrozek <jhrozek at redhat.com>
Date: Fri, 25 Jan 2013 17:31:38 +0100
Subject: [PATCH] MAN: Clarify that saving users after enumerating large domain
might be CPU intensive
https://fedorahosted.org/sssd/ticket/1732
---
src/man/sssd.conf.5.xml | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/man/sssd.conf.5.xml b/src/man/sssd.conf.5.xml
index 29563e56958aef288d7cad1f19c067c45efb5ca4..542edb8871e1bb3d8ee585fe0286eb2a7c4da333 100644
--- a/src/man/sssd.conf.5.xml
+++ b/src/man/sssd.conf.5.xml
@@ -958,7 +958,10 @@ override_homedir = /home/%u
During this time, individual requests for
information will go directly to LDAP, though it
may be slow, due to the heavy enumeration
- processing.
+ processing. Saving a large number of entries
+ to cache after the enumeration completes might
+ also be CPU intensive as the memberships have
+ to be recomputed.
</para>
<para>
While the first enumeration is running, requests
@@ -973,6 +976,11 @@ override_homedir = /home/%u
For more information, refer to the man pages for
the specific id_provider in use.
</para>
+ <para>
+ For the reasons cited above, enabling enumeration
+ is not recommended, especially in large
+ environments.
+ </para>
</listitem>
</varlistentry>
<varlistentry>
--
1.8.1
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