From Terminal in namespace %SYS you can run

• DO ^JOBEXAM
• select your job by list of PID

•  Job# NSpace  Routine        Commands   Globals State PID      Current device
     23 USER    shell               425        64 READ  17060    |TRM|:|17060
  Namespace:          USER                     SessionID:
  Routine:            shell
  Open Devices:       |TRM|:|17060*
  Mem Lim/Peak/Curr:  256M/154K/116K           In Trans:      No
  Priority:           8                        Info:
  User Name:          UnknownUser
  Roles/EscalatedRoles:%All/None
  OS User Name:       cemper                   EXE Name:
  Client Node Name:   TRM:                     IP Address:    127.0.0.1
  Location:                                    PrivGblBlks:   3
  Last reference:     ||RCC(5)
   
  Current line:
   
  Entry Process     X#   S# Flg Item Locked
  
  (V)ariable, (L)ocks, (S)tack, (P)rocess Private Globals, (Q)uit =>  P

• and can see  PPG

  Process Private Global (?): RCC
  ^||RCC(1)=1
  ^||RCC(2)=2
  ^||RCC(3)=3
  ^||RCC(4)=4
  ^||RCC(5)=5
   
  Process Private Global (?):

   

System Utility %ETN.int takes a snapshot with all actual variables somehow similar to WRITE command
Description:  Using %ETN
It may give you some feeling how to analyze a running process.
ATTENTION: 
reading requires some experience in ObjectScript
you might get lost