From: Warren Togami <wtogami@gmail.com>
Date: Wed, 2 Jul 2014 22:54:38 -1000
Subject: [PATCH] Silence redundant logging to stdout/stderr

Instead print log filename to stdout during startup.

CouchDB already logs everything to /var/log/couchdb/couch.log.
The stdout/stderr redundantly floods /var/log/messages.
This temporary hack was suggested by rnewson in #couchdb.
https://issues.apache.org/jira/browse/COUCHDB-2264
Related issue

diff --git a/src/couchdb/couch_log.erl b/src/couchdb/couch_log.erl
index cd4bbbb..db483a7 100644
--- a/src/couchdb/couch_log.erl
+++ b/src/couchdb/couch_log.erl
@@ -204,7 +204,7 @@ terminate(_Arg, #state{fd = Fd}) ->
     file:close(Fd).
 
 log(#state{fd = Fd}, ConsoleMsg, FileMsg) ->
-    ok = io:put_chars(ConsoleMsg),
+    %ok = io:put_chars(ConsoleMsg),
     ok = io:put_chars(Fd, FileMsg).
 
 get_log_messages(Pid, Level, Format, Args) ->
diff --git a/src/couchdb/couch_server_sup.erl b/src/couchdb/couch_server_sup.erl
index be3c3a3..39a5568 100644
--- a/src/couchdb/couch_server_sup.erl
+++ b/src/couchdb/couch_server_sup.erl
@@ -56,10 +56,12 @@ start_server(IniFiles) ->
     {ok, ConfigPid} = couch_config:start_link(IniFiles),
 
     LogLevel = couch_config:get("log", "level", "info"),
+    LogFileName = couch_config:get("log", "file"),
     % announce startup
-    io:format("Apache CouchDB ~s (LogLevel=~s) is starting.~n", [
+    io:format("Apache CouchDB ~s (LogLevel=~s) is logging to ~s.~n", [
         couch_server:get_version(),
-        LogLevel
+        LogLevel,
+        LogFileName
     ]),
     case LogLevel of
     "debug" ->