another attempt to fix Travis build, run maven with batch mode (don't…

… log Progress: 125/150kB) to not exceed Travis build log size limit

Makefile

@@ -74,17 +74,19 @@ stop:
 
 test:
 	make start
-	mvn -Dtest=${TEST} clean compile test
+	# with --batch-mode maven doesn't print 'Progress: 125/150kB', the progress lines take up 90% of the log and causes
+	# Travis build to fail with 'The job exceeded the maximum log length, and has been terminated'
+	mvn --batch-mode -Dtest=${TEST} clean compile test
 	make stop
 
 deploy:
 	make start
-	mvn clean deploy
+	mvn --batch-mode clean deploy
 	make stop
 
 package:
 	make start
-	mvn clean package
+	mvn --batch-mode clean package
 	make stop
 
 .PHONY: test

src/test/resources/log4j.properties

@@ -6,10 +6,6 @@ log4j.appender.stdout.Target=System.out
 log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
 log4j.appender.stdout.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n
 
-# Suppress verbose ContextCleaner (workaround for Travis build log size limit)
-log4j.logger.org.apache.spark.ContextCleaner=WARN, stdout
-log4j.additivity.org.apache.spark.ContextCleaner=false
-
 # DEBUG
 #log4j.logger.com.redislabs.provider.redis=DEBUG, stdout
 #log4j.logger.org.apache.spark.sql.redis=DEBUG, stdout