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authorFlorian Klink <flokli@flokli.de>2019-09-01 18:30:49 +0200
committerGitHub <noreply@github.com>2019-09-01 18:30:49 +0200
commit15f3e4eb814e7701492762326ebcfc8b21543a4d (patch)
tree101b70eb967b4d013991ab76db384a76417139d2 /nixos/doc
parent9334ce105abe3b5fe7e1ace3341e637b97fd1e18 (diff)
parentc00c4b1940afe842675e32b2e69c3b13f7035643 (diff)
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Merge pull request #67845 from flokli/redis-module
nixos/redis: unbreak module, add test
Diffstat (limited to 'nixos/doc')
-rw-r--r--nixos/doc/manual/release-notes/rl-1909.xml8
1 files changed, 8 insertions, 0 deletions
diff --git a/nixos/doc/manual/release-notes/rl-1909.xml b/nixos/doc/manual/release-notes/rl-1909.xml
index f831cfcdc574..3bb5bd84e0c9 100644
--- a/nixos/doc/manual/release-notes/rl-1909.xml
+++ b/nixos/doc/manual/release-notes/rl-1909.xml
@@ -599,6 +599,14 @@
       package and <literal>crashplan-small-business</literal> service have been
       removed from nixpkgs due to lack of maintainer.
     </para>
+    <para>
+      The <link linkend="opt-services.redis.enable">redis module</link> was hardcoded to use the <literal>redis</literal> user,
+      <filename class="directory">/run/redis</filename> as runtime directory and
+      <filename class="directory">/var/lib/redis</filename> as state directory.
+      Note that the NixOS module for Redis now disables kernel support for Transparent Huge Pages (THP),
+      because this features causes major performance problems for Redis,
+      e.g. (https://redis.io/topics/latency).
+    </para>
    </listitem>
    <listitem>
     <para>