From 6466d56f42aac8e3a4857ca22a9d5f70d8b7b7fe Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Sun, 14 Dec 2014 01:33:16 +0100
Subject: Bla

---
 doc/manual/packages/garbage-collection.xml | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'doc/manual/packages')

diff --git a/doc/manual/packages/garbage-collection.xml b/doc/manual/packages/garbage-collection.xml
index 05a06d6f48fe..03b8e4c976c1 100644
--- a/doc/manual/packages/garbage-collection.xml
+++ b/doc/manual/packages/garbage-collection.xml
@@ -37,7 +37,14 @@ generations, e.g.,
 <screen>
 $ nix-env --delete-generations 10 11 14</screen>
 
-</para>
+To delete all generations older than a specified number of days
+(except the current generation), use the <literal>d</literal>
+suffix. For example,
+
+<screen>
+$ nix-env --delete-generations 14d</screen>
+
+deletes all generations older than two weeks.</para>
 
 <para>After removing appropriate old generations you can run the
 garbage collector as follows:
-- 
cgit 1.4.1