OpenVMS Debugger Manual

Chapter 15
15	Debugging Multiprocess Programs
15.1	Basic Multiprocess Debugging Techniques
15.1.1	Starting a Multiprocess Debugging Session
15.2	Obtaining Information About Processes
15.3	Process Specification
15.4	Process Sets
15.5	Debugger Prompts
15.6	Process-Sensitive Commands
15.7	Visible Process and Process-Sensitive Commands
15.8	Controlling Process Execution
15.8.1	WAIT Mode
15.8.2	Interrupt Mode
15.8.3	STOP Command
15.9	Connecting to Another Program
15.10	Connecting to a Spawned Process
15.11	Monitoring the Termination of Images
15.12	Releasing a Process From Debugger Control
15.13	Terminating Specified Processes
15.14	Interrupting Program Execution
15.15	Ending the Debugging Session
15.16	Supplemental Information
15.16.0.1	Process Relationships When Debugging
15.16.1	Specifying Processes in Debugger Commands
15.16.2	Monitoring Process Activation and Termination
15.16.3	Interrupting the Execution of an Image to Connect It to the Debugger
15.16.4	Screen Mode Features for Multiprocess Debugging
15.16.5	Setting Watchpoints in Global Sections (Alpha and Integrity servers Only)
15.16.6	System Requirements for Debugging
15.16.6.1	User Quotas
15.16.6.2	System Resources
15.17	Examples
Chapter 16
16	Debugging Tasking Programs
16.1	Comparison of POSIX Threads and Ada Terminology
16.2	Sample Tasking Programs
16.2.1	Sample C Multithread Program
16.2.2	Sample Ada Tasking Program
16.3	Specifying Tasks in Debugger Commands
16.3.1	Definition of Active Task and Visible Task
16.3.2	Ada Tasking Syntax
16.3.3	Task ID
16.3.4	Task Built-In Symbols
16.3.4.1	Caller Task Symbol (Ada Only)
16.4	Displaying Information About Tasks
16.4.1	Displaying Information About POSIX Threads Tasks
16.4.2	Displaying Task Information About Ada Tasks
16.5	Changing Task Characteristics
16.5.1	Putting Tasks on Hold to Control Task Switching
16.6	Controlling and Monitoring Execution
16.6.1	Setting Task-Specific and Task-Independent Debugger Eventpoints
16.6.2	Setting Breakpoints on POSIX Threads Tasking Constructs
16.6.3	Setting Breakpoints on Ada Task Bodies, Entry Calls, and Accept Statements
16.6.4	Monitoring Task Events
16.7	Additional Task-Debugging Topics
16.7.1	Debugging Programs with Deadlock Conditions
16.7.2	Automatic Stack Checking in the Debugger
16.7.3	Using Ctrl/Y When Debugging Ada Tasks
Part VI
Part VI	Debugger Command Dictionary
1	Overview
2	Debugger Command Format
2.1	General Format
2.2	Entering Commands at the Keyboard
2.3	Entering Commands in Command Procedures
3	Commands Disabled in the Debugger's HP DECwindows Motif for OpenVMS User Interface
4	Debugger Diagnostic Messages
5	Debugger Command Dictionary
Command 1	@ (Execute Procedure)
Command 2	ACTIVATE BREAK
Command 3	ACTIVATE TRACE
Command 4	ACTIVATE WATCH
Command 5	ANALYZE/CRASH_DUMP
Command 6	ANALYZE/PROCESS_DUMP
Command 7	ATTACH
Command 8	CALL
Command 9	CANCEL ALL
Command 10	CANCEL BREAK
Command 11	CANCEL DISPLAY
Command 12	CANCEL MODE
Command 13	CANCEL RADIX
Command 14	CANCEL SCOPE
Command 15	CANCEL SOURCE
Command 16	CANCEL TRACE
Command 17	CANCEL TYPE/OVERRIDE
Command 18	CANCEL WATCH
Command 19	CANCEL WINDOW
Command 20	CONNECT
Command 21	Ctrl/C
Command 22	Ctrl/W
Command 23	Ctrl/Y
Command 24	Ctrl/Z
Command 25	DEACTIVATE BREAK
Command 26	DEACTIVATE TRACE
Command 27	DEACTIVATE WATCH
Command 28	DECLARE
Command 29	DEFINE
Command 30	DEFINE/KEY
Command 31	DEFINE/PROCESS_SET
Command 32	DELETE
Command 33	DELETE/KEY
Command 34	DEPOSIT
Command 35	DISABLE AST
Command 36	DISCONNECT
Command 37	DISPLAY
Command 38	DUMP
Command 39	EDIT
Command 40	ENABLE AST
Command 41	EVALUATE
Command 42	EVALUATE/ADDRESS
Command 43	EXAMINE
Command 44	EXIT
Command 45	EXITLOOP
Command 46	EXPAND
Command 47	EXTRACT
Command 48	FOR
Command 49	GO
Command 50	HELP
Command 51	IF
Command 52	MONITOR
Command 53	MOVE
Command 54	PTHREAD
Command 55	QUIT
Command 56	REBOOT (Integrity servers and Alpha Only)
Command 57	REPEAT
Command 58	RERUN
Command 59	RUN
Command 60	SAVE
Command 61	SCROLL
Command 62	SEARCH
Command 63	SDA
Command 64	SELECT
Command 65	SET ABORT_KEY
Command 66	SET ATSIGN
Command 67	SET BREAK
Command 68	SET DEFINE
Command 69	SET EDITOR
Command 70	SET EVENT_FACILITY
Command 71	SET IMAGE
Command 72	SET KEY
Command 73	SET LANGUAGE
Command 74	SET LANGUAGE/DYNAMIC
Command 75	SET LOG
Command 76	SET MARGINS
Command 77	SET MODE
Command 78	SET MODULE
Command 79	SET OUTPUT
Command 80	SET PROCESS
Command 81	SET PROMPT
Command 82	SET RADIX
Command 83	SET SCOPE
Command 84	SET SEARCH
Command 85	SET SOURCE
Command 86	SET STEP
Command 87	SET TASK|THREAD
Command 88	SET TERMINAL
Command 89	SET TRACE
Command 90	SET TYPE
Command 91	SET WATCH
Command 92	SET WINDOW
Command 93	SHOW ABORT_KEY
Command 94	SHOW AST
Command 95	SHOW ATSIGN
Command 96	SHOW BREAK
Command 97	SHOW CALLS
Command 98	SHOW DEFINE
Command 99	SHOW DISPLAY
Command 100	SHOW EDITOR
Command 101	SHOW EVENT_FACILITY
Command 102	SHOW EXIT_HANDLERS
Command 103	SHOW IMAGE
Command 104	SHOW KEY
Command 105	SHOW LANGUAGE
Command 106	SHOW LOG
Command 107	SHOW MARGINS
Command 108	SHOW MODE
Command 109	SHOW MODULE
Command 110	SHOW OUTPUT
Command 111	SHOW PROCESS
Command 112	SHOW RADIX
Command 113	SHOW SCOPE
Command 114	SHOW SEARCH
Command 115	SHOW SELECT
Command 116	SHOW SOURCE
Command 117	SHOW STACK
Command 118	SHOW STEP
Command 119	SHOW SYMBOL
Command 120	SHOW TASK|THREAD
Command 121	SHOW TERMINAL
Command 122	SHOW TRACE
Command 123	SHOW TYPE
Command 124	SHOW WATCH
Command 125	SHOW WINDOW
Command 126	SPAWN
Command 127	START HEAP_ANALYZER (Integrity servers only)
Command 128	STEP
Command 129	STOP
Command 130	SYMBOLIZE
Command 131	TYPE
Command 132	WAIT
Command 133	WHILE