xref: /spdk/test/interrupt/common.sh (revision c6c1234de9e0015e670dd0b51bf6ce39ee0e07bd)
1#  SPDX-License-Identifier: BSD-3-Clause
2#  Copyright (C) 2021 Intel Corporation.
3#  All rights reserved.
4
5function cleanup() {
6	rm -f "$SPDK_TEST_STORAGE/aiofile"
7}
8
9function reactor_is_busy_or_idle() {
10	local pid=$1
11	local idx=$2
12	local state=$3
13
14	if [[ $state != "busy" ]] && [[ $state != "idle" ]]; then
15		return 1
16	fi
17
18	if ! hash top; then
19		# Fail this test if top is missing from system.
20		return 1
21	fi
22
23	for ((j = 10; j != 0; j--)); do
24		top_reactor=$(top -bHn 1 -p $pid -w 256 | grep reactor_$idx)
25		cpu_rate=$(echo $top_reactor | sed -e 's/^\s*//g' | awk '{print $9}')
26		cpu_rate=${cpu_rate%.*}
27
28		if [[ $state = "busy" ]] && [[ $cpu_rate -lt 70 ]]; then
29			sleep 1
30		elif [[ $state = "idle" ]] && [[ $cpu_rate -gt 30 ]]; then
31			sleep 1
32		else
33			return 0
34		fi
35	done
36
37	if [[ $state = "busy" ]]; then
38		echo "cpu rate ${cpu_rate} of reactor $i probably is not busy polling"
39	else
40		echo "cpu rate ${cpu_rate} of reactor $i probably is not idle interrupt"
41	fi
42
43	return 1
44}
45
46function reactor_is_busy() {
47	reactor_is_busy_or_idle $1 $2 "busy"
48}
49
50function reactor_is_idle() {
51	reactor_is_busy_or_idle $1 $2 "idle"
52}
53
54function reactor_get_thread_ids() {
55	local reactor_cpumask=$1
56	local grep_str
57
58	reactor_cpumask=$((reactor_cpumask))
59	jq_str='.threads|.[]|select(.cpumask == $reactor_cpumask)|.id'
60
61	# shellcheck disable=SC2005
62	echo "$($rpc_py thread_get_stats | jq --arg reactor_cpumask "$reactor_cpumask" "$jq_str")"
63
64}
65
66function setup_bdev_mem() {
67	"$rpc_py" <<- RPC
68		bdev_malloc_create -b Malloc0 32 512
69		bdev_malloc_create -b Malloc1 32 512
70		bdev_malloc_create -b Malloc2 32 512
71	RPC
72}
73
74function setup_bdev_aio() {
75	if [[ $(uname -s) != "FreeBSD" ]]; then
76		dd if=/dev/zero of="$SPDK_TEST_STORAGE/aiofile" bs=2048 count=5000
77		"$rpc_py" bdev_aio_create "$SPDK_TEST_STORAGE/aiofile" AIO0 2048
78	fi
79}
80