final JvmStats jvmStats = JvmStats.jvmStats();
        final Mem mem = jvmStats.getMem();
        final JvmMemoryObj jvmMemoryObj = new JvmMemoryObj();
        jvmObj.memory = jvmMemoryObj;
        final JvmMemoryHeapObj jvmMemoryHeapObj = new JvmMemoryHeapObj();
        jvmMemoryObj.heap = jvmMemoryHeapObj;
        jvmMemoryHeapObj.used = mem.getHeapUsed().getBytes();