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LimeReport/3rdparty/easyprofiler/scripts/context_switch_logger.stp

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2018-02-28 23:19:04 +03:00
global target_pid
global target_name
probe scheduler.ctxswitch {
if (target_pid != 0
&& next_pid != target_pid
&& prev_pid != target_pid)
next
if (target_name != ""
&& prev_task_name != target_name
&& next_task_name != target_name)
next
//printf("Switch from %d(%s) to %d(%s) at %d\n",prev_tid, prev_task_name,next_tid,next_task_name, gettimeofday_ns())
printf("%d %d %d %s %d\n",gettimeofday_ns(),prev_tid, next_tid, next_task_name,next_pid )
//printf("%d %d %d\n",gettimeofday_ns(),prev_tid, next_tid )
}
probe begin
{
target_pid = 0
target_name = ""
%( $# == 1 || $# > 2 %?
log("Wrong number of arguments, use none, 'pid nr' or 'name proc'")
exit()
%)
%( $# == 2 %?
if(@1 == "pid")
target_pid = strtol(@2, 10)
if(@1 == "name")
target_name = @2
%)
}