Merge pull request #553 from pwendell/akka-standalone

SPARK-724 - Have Akka logging enabled by default for standalone daemons

run

@@ -22,6 +22,7 @@ fi
 # values for that; it doesn't need a lot
 if [ "$1" = "spark.deploy.master.Master" -o "$1" = "spark.deploy.worker.Worker" ]; then
   SPARK_MEM=${SPARK_DAEMON_MEMORY:-512m}
+  SPARK_DAEMON_JAVA_OPTS+=" -Dspark.akka.logLifecycleEvents=true"
   SPARK_JAVA_OPTS=$SPARK_DAEMON_JAVA_OPTS   # Empty by default
 fi
 

run2.cmd

@@ -21,6 +21,7 @@ set RUNNING_DAEMON=0
 if "%1"=="spark.deploy.master.Master" set RUNNING_DAEMON=1
 if "%1"=="spark.deploy.worker.Worker" set RUNNING_DAEMON=1
 if "x%SPARK_DAEMON_MEMORY%" == "x" set SPARK_DAEMON_MEMORY=512m
+set SPARK_DAEMON_JAVA_OPTS=%SPARK_DAEMON_JAVA_OPTS% -Dspark.akka.logLifecycleEvents=true
 if "%RUNNING_DAEMON%"=="1" set SPARK_MEM=%SPARK_DAEMON_MEMORY%
 if "%RUNNING_DAEMON%"=="1" set SPARK_JAVA_OPTS=%SPARK_DAEMON_JAVA_OPTS%