add a note on log4j2 async logging configuration for constrained env

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1481764 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/archiva-docs/src/site/apt/adminguide/logging.apt b/archiva-docs/src/site/apt/adminguide/logging.apt
index 6bb04ee258d1d24d8d6cc9d0746a3634076189a6..a06e4843b6bf115029695fcf2192a1e84fc827be 100644 (file)
--- a/archiva-docs/src/site/apt/adminguide/logging.apt
+++ b/archiva-docs/src/site/apt/adminguide/logging.apt
@@ -39,3 +39,10 @@ Log Files
                             For example, a successful login of a user or a user account is created.
   
   []
+
+  Note since 1.4-M4, the log4j2 asyncLogger feature is configured per default.
+
+  This mean per default AsyncLogger.WaitStrategy option is configured to Sleep.
+
+  If you are on a constrained environment, you can change it to Block (-DAsyncLogger.WaitStrategy=Block)
+  (See {{{http://logging.apache.org/log4j/2.x/manual/async.html}log4j2 documentation}} )