The Parallel Program Session Dialog

TotalView User Guide : Part IV: Advanced Tools, Configuration, and Customization : Setting Up MPI Debugging Sessions : Debugging MPI Programs : Starting MPI Programs Using File > Debug New Parallel Program : The Parallel Program Session Dialog

Figure 232: Parallel Program Session dialog

1 Enter a session name in the Session Name field.

Any previously entered sessions of the same type are available from the Session Name dropdown box. Once selected, you can change any session properties and start your debug session. See “Editing or Starting New Sessions in a Sessions Window”.

2 Select the Parallel system, the number of Tasks, and Nodes.

3 (Optional) Enter any additional arguments required by the starter process into the Arguments area. Note that these arguments are those sent to a starter process such as mpirun or poe. They are not arguments sent to your program.

4 Select the Program Details tab to enter the file name of the program being debugged and any arguments to be sent to your program.

5 Select any optional settings:

Select Debug Options to enable reverse, memory or CUDA debugging. See “Debug Options: Reverse Debugging, Memory Debugging, and CUDA Options”.

Select the Environment tab to add or initialize environment variables or customize standard I/O. See “Setting Environment Variables and Altering Standard I/O”.

Select the Preview Launch tab to view the launch string TotalView will use to open your debugging session.

6 Select the Start Session button to launch the TotalView.

Once created, a session named my_foo can be quickly launched later using the -load command line option, like so:

totalview -load_session my_foo