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-rw-r--r--nixos/doc/manual/release-notes/rl-1803.xml8
1 files changed, 8 insertions, 0 deletions
diff --git a/nixos/doc/manual/release-notes/rl-1803.xml b/nixos/doc/manual/release-notes/rl-1803.xml
index 482afe8ef8d6..6329ec705821 100644
--- a/nixos/doc/manual/release-notes/rl-1803.xml
+++ b/nixos/doc/manual/release-notes/rl-1803.xml
@@ -137,6 +137,14 @@ following incompatible changes:</para>
       Previously the default behaviour was to listen on all interfaces.
     </para>
   </listitem>
+  <listitem>
+    <para>
+      <literal>services.btrfs.autoScrub</literal> has been added, to
+      periodically check btrfs filesystems for data corruption.
+      If there's a correct copy available, it will automatically repair
+      corrupted blocks.
+    </para>
+  </listitem>
 </itemizedlist>
 
 </section>