message: Optimize performance add not 24bits
diff: @@ -1746,7 +1746,7 @@ static swConnection* swServer_connection_new(swServer *serv, swListenPort *ls, i
  for(i = 0; i < serv->max_connection; i++)
  {
  session_id++;
  -
  + //SwooleGS->session_round just has 24 bits size;
  if (unlikely(session_id == 1<<24))
  {
  session_id = 1;
  