title: Sonarqube project analyse takes more and more time
body: <p>Using Jenkins 1.642.2 for code analysis with SonarQube 5.6.1 for all my maven projects.</p>
  
  <p>i use : sonar-java-plugin-4.2.jar</p>
  
  <p>i tried Sonarqube scan &amp; sonarqube runner i have the same problem when i start my build in Jenkins with :</p>
  
  <pre><code>$SONAR_MAVEN_GOAL -Dsonar.host.url=$SONAR_HOST_URL -Dsonar.login=$SONAR_AUTH_TOKEN
  </code></pre>
  
  <p>it takes a long time with sonarqube 5.6.1 but it's work very well with sonarqube 4.5.1</p>
  
  <pre><code>INFO: Sensor Lines Sensor
  INFO: Sensor Lines Sensor (done) | time=48ms
  INFO: Sensor JavaSquidSensor
  INFO: Configured Java source version (sonar.java.source): none
  INFO: JavaClasspath initialization
  WARN: Bytecode of dependencies was not provided for analysis of source files, you might end up with less precise results. Bytecode can be provided using sonar.java.libraries property
  INFO: JavaClasspath initialization (done) | time=0ms
  INFO: JavaTestClasspath initialization
  WARN: Bytecode of dependencies was not provided for analysis of test files, you might end up with less precise results. Bytecode can be provided using sonar.java.test.libraries property
  INFO: JavaTestClasspath initialization (done) | time=1ms
  INFO: Java Main Files AST scan
  INFO: 140 source files to be analyzed
  INFO: 66/140 files analyzed, current file: /var/lib/jenkins/jobs/INT_FR_Quality-test/workspace/MEjb/accDocMgr/src/main/java/com/jd/boas/process/billing/accdocmgr/impl/AccDocMgrMapper.java
  INFO: Java Main Files AST scan (done) | time=15608ms
  INFO: Java Test Files AST scan
  INFO: 140/140 source files have been analyzed
  INFO: 0 source files to be analyzed
  INFO: Java Test Files AST scan (done) | time=1ms
  INFO: Sensor JavaSquidSensor (done) | time=16072ms
  INFO: Sensor SCM Sensor
  INFO: SCM provider for this project is: svn
  INFO: 0/0 source files have been analyzed
  INFO: 140 files to be analyzed
  INFO: 1/140 files analyzed
  INFO: 4/140 files analyzed
  INFO: 7/140 files analyzed
  INFO: 9/140 files analyzed
  INFO: 12/140 files analyzed
  .
  .
  .
  INFO: 136/140 files analyzed
  INFO: 138/140 files analyzed
  INFO: 140/140 files analyzed
  INFO: Sensor SCM Sensor (done) | time=1065164ms
  INFO: Sensor Zero Coverage Sensor
  INFO: Sensor Zero Coverage Sensor (done) | time=114ms
  INFO: Sensor Code Colorizer Sensor
  INFO: Sensor Code Colorizer Sensor (done) | time=5ms
  INFO: Sensor CPD Block Indexer
  INFO: JavaCpdBlockIndexer is used for java
  INFO: Sensor CPD Block Indexer (done) | time=305ms
  </code></pre>
  
  <p>the project scan need more than 10 hours !!!
  any help please</p>