From 2e65dd38802049b8ab536f56f0ccec61dbb3e764 Mon Sep 17 00:00:00 2001
From: Mark Craig <mark.craig@forgerock.com>
Date: Mon, 30 May 2011 16:48:28 +0000
Subject: [PATCH] Mention that ldif-diff is for use on small files.
---
opendj3/src/main/docbkx/admin-guide/chap-import-export.xml | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/opendj3/src/main/docbkx/admin-guide/chap-import-export.xml b/opendj3/src/main/docbkx/admin-guide/chap-import-export.xml
index 45ff62b..8ee5401 100644
--- a/opendj3/src/main/docbkx/admin-guide/chap-import-export.xml
+++ b/opendj3/src/main/docbkx/admin-guide/chap-import-export.xml
@@ -303,6 +303,11 @@
<para>The <option>-o <replaceable>ldif-file</replaceable></option> option
can be used to save the output to a file.</para>
+
+ <para>As the <command>ldif-diff</command> command reads both files into
+ memory, constructing tree maps to perform the comparison, the command
+ is designed to work with small files and fragments. The command can quickly
+ run out of memory when calculating differences between large files.</para>
</section>
</section>
</chapter>
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