title: pyside issue - pyside pyside [local] idle
body: <p>I have a program use Pyside and Django's ORM to combine PostgreSQL.
  When running the program for a few hours,  the system monitor(htop) had serval idle
  " postgres: pyside pysde [local] idle"</p>
  
  <p><strong>Have anyone give the suggestions?</strong></p>