+ {
+ /* declaring tracing categories */
+
+ //declaring user variables
+ TRACE_host_variable_declare("is_slave");
+ TRACE_host_variable_declare("is_master");
+ TRACE_host_variable_declare("task_creation");
+ TRACE_host_variable_declare("task_computation");
+
+ //declaring user markers
+ TRACE_declare_mark("msmark");
+
+ //declaring user categories with RGB colors (values from 0 to 1)
+ TRACE_category_with_color ("compute", "1 0 0"); //compute is red
+ TRACE_category_with_color ("finalize", "0 1 0"); //finalize is green
+ //categories without user-defined colors receive
+ //random colors generated by the tracing system
+ TRACE_category ("request");
+ TRACE_category_with_color ("report", NULL);
+ }
+ { /* Application deployment */