Reduce logging.

Author: LorenzBuehmann

sansa-inference-flink/src/main/resources/log4j.properties

@@ -22,4 +22,5 @@ log4j.appender.console=org.apache.log4j.ConsoleAppender
 log4j.appender.console.layout=org.apache.log4j.PatternLayout
 log4j.appender.console.layout.ConversionPattern=%d{HH:mm:ss,SSS} %-5p %-60c %x - %m%n
 
-log4j.logger.org.apache.flink.runtime=ERROR
+log4j.logger.org.apache.flink=ERROR
+log4j.logger.akka.event.slf4j=OFF

sansa-inference-flink/src/main/scala/net/sansa_stack/inference/flink/RDFGraphMaterializer.scala

@@ -32,6 +32,7 @@ object RDFGraphMaterializer {
 
     // set up the execution environment
     val env = ExecutionEnvironment.getExecutionEnvironment
+    env.getConfig.disableSysoutLogging()
 
     // make parameters available in the web interface
     env.getConfig.setGlobalJobParameters(params)
@@ -53,7 +54,7 @@ object RDFGraphMaterializer {
     // write triples to disk
     RDFGraphWriter.writeToDisk(inferredGraph, output)
 
-    println(env.getExecutionPlan())
+//    println(env.getExecutionPlan())
 
     // run the program
     env.execute(s"RDF ${profile} Reasoning")