Enabling ReplayEngine at Program Load

Reverse Debugging with ReplayEngine™ : Chapter 2 Using ReplayEngine : Enabling and Disabling ReplayEngine : Enabling ReplayEngine at Program Load

To enable ReplayEngine when loading a program into TotalView, select the checkbox Enable reverse debugging with Replay Engine in either

• the File > Debug New Program > Debug Options dialog

• the File > Debug New Parallel Program > Debug Options dialog

• the File > Attach to a Running Program > Debug Options dialog

Figure 2 – Enabling Replay Engine

This can also be accomplished from the command line through the -replay option.

CLI: dload -replay program-path

dattach -replay program-path

For a new program, ReplayEngine begins recording instructions as soon as you begin executing the program. For a running process you have attached to, ReplayEngine starts recording the next time you restart the process.