Java WS max cache size configuration take no effect.

Steps:
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1.Install the jre1.6.0( build 1.6.0-rc-b64 )
2.Set cache size to maximum 1 MB :
  Launch Control Panel , click setting button on General Tab
  In "Disk Space" - "Set the amount of disk space for storing temporary files: " ,click maximum radio button and set to 1 MB
  "Apply" and close the control panel
3.Launch ( or import ) a webstart app which need cache size larger than the max cache size (1 MB), say "http://bugster.central.sun.com/bugster.jnlp" .

The application be launched successfully and everything got cached .
There should be a "cache size warning" dialog or nothing should be cached.