Zooming Through Levels of Message Detail

The MPI queue visualizer opens, by default at zoom level three. Using the Zoom buttons, you can zoom through four levels of message detail. The levels are:

Examples of the zoom levels are:

1. Figure 5-21 shows a single pixel per message. This zoom level is useful when examining very large MPI jobs.

Figure 5-21 Queue Visualizer at Zoom Level One

1. Figure 5-22 shows a simple box per message (the size of the box increases with the size of the message).

Figure 5-22 Queue Visualizer at Zoom Level Two

1. Figure 5-23 shows a single label on message. Clicking the buttons on the Show menu toggles the labels. Label choices are Source/Destination and Tag.

Figure 5-23 Queue Visualizer at Zoom Level Three

1. Figure 5-24 shows the entire message.

Figure 5-24 Queue Visualizer at Zoom Level Four