1. Concurrent remote debugging of multiple processes
2. Low-intrusive debug environment
   • Break point per thread, common to threads
   • Controlling individual threads
   • Plug-in and plug-out instrumentation code
3. Disturb modes
   • disturb (new threads)
   • disturb-RMI
   • disrurb-action
4. Graphic User Interface
   • Asynchronous snapshot of threads
     • Grouped by processes (thread tree tub)
     • Process indications
     • Thread indications
   • Grouped by sessions (session tree tub)
     • session ID
     • thread indications
   • Thread indication
     • thread status
     • time stamps
     • holding/wanting lock objects
     • Source code position
   • Thread context views
     • Source code view
     • Variable view
     • Command shell view (CUI)
   • Process context views
     • Input output view
     • Break and trance point dialog
   • Tool bar
     • Menu icons
       • connect or launch a debuggee
       • disconnect a debugee
       • rerun a debuggee
       • set disturb modes
       • edit break or trace points
     • Command icons
       • continue
       • step
       • next
       • return
       • suspend
       • resume
       • up
       • down
       • quit the debug client
5. Commands
   • Connecting and disconnecting
     • connect*1
     • disconnect
   • Getting source code (automatic update)
   • Getting thread status
   • Thread operations
     • settrace
     • suspend
     • resume
   • Break and trace points and their operations
     • Line type breakpoints
       • break
       • commonBreak
       • processBreak
     • Point-cut type breakpoints(to be supplied)
   • Stepping
     • step*2
     • next
     • return
   • Stack investigation
     • up
     • down
   • Value investigation and setting
     • print
     • display
     • exec