#!/usr/bin/env bpftrace
/*
* pidpersec Count new processes (via fork).
* For Linux, uses bpftrace and eBPF.
*
* Written as a basic example of counting on an event.
*
* USAGE: pidpersec.bt
*
* This is a bpftrace version of the bcc tool of the same name.
*
* Copyright 2018 Netflix, Inc.
* Licensed under the Apache License, Version 2.0 (the "License")
*
* 06-Sep-2018 Brendan Gregg Created this.
*/
BEGIN
{
printf("Tracing new processes... Hit Ctrl-C to end.\n");
}
tracepoint:sched:sched_process_fork
{
@ = count();
}
interval:s:1
{
time("%H:%M:%S PIDs/sec: ");
print(@);
clear(@);
}
END
{
clear(@);
}
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