| # One buffer allocated within the central tracing binary for the entire trace, |
| # shared by the two data sources below. |
| buffers { |
| size_kb: 20480 |
| fill_policy: DISCARD |
| } |
| |
| # Ftrace data from the kernel, mainly the process scheduling events. |
| data_sources { |
| config { |
| name: "linux.ftrace" |
| target_buffer: 0 |
| ftrace_config { |
| ftrace_events: "sched_switch" |
| ftrace_events: "sched_waking" |
| ftrace_events: "sched_wakeup_new" |
| |
| ftrace_events: "task_newtask" |
| ftrace_events: "task_rename" |
| |
| ftrace_events: "sched_process_exec" |
| ftrace_events: "sched_process_exit" |
| ftrace_events: "sched_process_fork" |
| ftrace_events: "sched_process_free" |
| ftrace_events: "sched_process_hang" |
| ftrace_events: "sched_process_wait" |
| } |
| } |
| } |
| |
| # Resolve process commandlines and parent/child relationships, to better |
| # interpret the ftrace events, which are in terms of pids. |
| data_sources { |
| config { |
| name: "linux.process_stats" |
| target_buffer: 0 |
| } |
| } |
| |
| # 10s trace, but can be stopped prematurely. |
| duration_ms: 10000 |
