testsuite/buildok/iterate_histogram_buckets.stp


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#! stap -p4

global foo
global i

probe begin
{
	print("starting up\n")
	i = 0
}

probe timer.jiffies(100)
{
	printf("ping %d\n", i)
	foo <<< i
	if (i++ > 15)
		exit()
}

probe end
{
	print("shutting down\n")
	printf("count %d, avg %d\n", @count(foo), @avg(foo))
	foreach (bucket in @hist_log(foo))
	{	
		if (@hist_log(foo)[bucket] > 0)
			printf("bucket %d: %d\n", bucket, @hist_log(foo)[bucket])
	}
}