User Guide

  • 2022.2
  • 08/08/2022
  • Public Content

Event Timeline

The Event Timeline provides a graphical display of the individual process activities over time. To open the Event Timeline, go to
Charts > Event Timeline
Intel® Trace Analyzer
Horizontal bars
Represent the processes with the functions called in these processes. The bars consist of colored rectangles labeled with the function names.
Black lines
Indicate messages sent between processes. These lines connect sending and receiving processes.
Blue lines, forming a grid
Represent collective operations, such as broadcast or reduce operations.
Status bar at the bottom of the panel
Shows the entire runtime of the trace. If the mouse cursor hovers over the Event Timeline, the status bar shows information on events under the cursor.
To get a better view of events and communications between them, use zooming.

Product and Performance Information


Performance varies by use, configuration and other factors. Learn more at