Beispiel #1
0
  public static double getCpuUsage(long time) throws ApplicationException {
    if (time < 1) throw new ApplicationException("time has to be bigger than 0");
    if (jsm == null) jsm = new JavaSysMon();
    CpuTimes cput = jsm.cpuTimes();
    if (cput == null)
      throw new ApplicationException("CPU information are not available for this OS");
    CpuTimes previous =
        new CpuTimes(cput.getUserMillis(), cput.getSystemMillis(), cput.getIdleMillis());
    sleep(time);

    return jsm.cpuTimes().getCpuUsage(previous) * 100D;
  }
Beispiel #2
0
 private static synchronized MemoryStats physical() throws ApplicationException {
   if (jsm == null) jsm = new JavaSysMon();
   MemoryStats p = jsm.physical();
   if (p == null)
     throw new ApplicationException("Memory information are not available for this OS");
   return p;
 }