Fix OPENDJ-1891 Can't setup opendj instance, because of memory problem.

Fabio Pistolesi

31.01.2015 55c393faaabd967721c979cdae16a960b2b77961

Fix OPENDJ-1891 Can't setup opendj instance, because of memory problem.

Simplified calculations on used memory for fallback case.

 opendj-server-legacy/src/main/java/org/opends/server/core/MemoryQuota.java

@@ -83,8 +83,7 @@
      }
    }
    Runtime runtime = Runtime.getRuntime();
    return new MemoryUsage(0, runtime.maxMemory() - runtime.totalMemory() + runtime.freeMemory(),
        runtime.totalMemory(), runtime.maxMemory());
    return new MemoryUsage(0, runtime.totalMemory() - runtime.freeMemory(), runtime.totalMemory(), runtime.maxMemory());
  }

  /**