Added mllib specific log4j

mllib/src/test/resources/log4j.mllib.properties

@@ -0,0 +1,41 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Set everything to be logged to the file target/unit-tests.log
+log4j.rootCategory=DEBUG, file, console
+log4j.appender.console=org.apache.log4j.ConsoleAppender
+log4j.appender.console.append=true
+log4j.appender.console.layout=org.apache.log4j.PatternLayout
+log4j.appender.console.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss.SSS} %t %p %c{1}: %m%n
+
+log4j.appender.file=org.apache.log4j.FileAppender
+log4j.appender.file.append=true
+log4j.appender.file.file=target/unit-tests.log
+log4j.appender.file.layout=org.apache.log4j.PatternLayout
+log4j.appender.file.layout.ConversionPattern=%d{yy/MM/dd HH:mm:ss.SSS} %t %p %c{1}: %m%n
+
+# Ignore messages below warning level from Jetty, because it's a bit verbose
+log4j.logger.org.eclipse.jetty=WARN
+log4j.logger.org.apache.spark.shuffle=WARN
+log4j.logger.org.apache.spark.scheduler=WARN
+log4j.logger.org.apache.spark.storage=WARN
+log4j.logger.org.apache.spark.executor=WARN
+log4j.logger.org.apache.spark.CacheManager=WARN
+log4j.logger.org.apache.spark=WARN
+log4j.logger.org.apache.spark.mllib=DEBUG
+log4j.logger.akka=WARN
+log4j.logger.org.scalatest=WARN