tests/pft

#!/bin/sh
# - runtime
# - nr_task
# - iterations
# - test_memory_size

## Page Fault Test
# This test run in different mode, and the mode is determined by 
# the combination of parameters. The valid combinations are as
# follows in which the smaller index has higher priority:
#  1. iterations
#  2. nr_task, runtime
#  3. nr_task, iterations

cd "$BENCHMARK_ROOT/pft" || exit

. "$LKP_SRC/lib/unit.sh"
. "$LKP_SRC/lib/sysinfo.sh"
. "$LKP_SRC/lib/reproduce-log.sh"

if [ -z "$test_memory_size" ]; then
	memory=$(to_byte "$memory")
	pft_mapping_size=$((memory / 5))
else
	pft_mapping_size=$test_memory_size
fi

if [ -z "$nr_task" ]; then
	[ -n "$iterations" ] || {
		echo "Error: Please specify iterations if nr_task is not specified." >&2
		exit 1
	}

	setup_threads_to_iterate

	for clients in $threads_to_iterate
	do
		echo "Clients: $clients"
		for iteration in $(seq 1 "$iterations")
		do
			echo "Iteration: $iteration"
			log_test ./pft -m "$pft_mapping_size" -n "$clients" -F
		done
	done
elif [ -n "$runtime" ]; then
	iteration=1
	start_time=$(date +%s)
	echo "Clients: $nr_task"
	while :; do
		echo "Iteration: $iteration"
		log_test ./pft -m "$pft_mapping_size" -n "$nr_task" -F
		now=$(date +%s)
		[ $((now - start_time)) -gt "$runtime" ] && break
		iteration=$((iteration + 1))
	done
elif [ -n "$iterations" ]; then
	echo "Clients: $nr_task"
	for iteration in $(seq 1 "$iterations")
	do
		echo "Iteration: $iteration"
		log_test ./pft -m "$pft_mapping_size" -n "$nr_task" -F
	done
else
	echo "Error: Please specify the correct combination of parameters which is shown in following:
	1. iterations
	2. nr_task, runtime
	3. nr_task, iterations" >&2
	exit 1
fi