forked from influxdata/telegraf
-
Notifications
You must be signed in to change notification settings - Fork 0
/
interrupts_test.go
156 lines (133 loc) · 7.48 KB
/
interrupts_test.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
package interrupts
import (
"bytes"
"fmt"
"testing"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/require"
)
// =====================================================================================
// Setup and helper functions
// =====================================================================================
func expectCpuAsTags(m *testutil.Accumulator, t *testing.T, measurement string, irq IRQ) {
for idx, value := range irq.Cpus {
m.AssertContainsTaggedFields(t, measurement, map[string]interface{}{"count": value}, map[string]string{"irq": irq.ID, "type": irq.Type, "device": irq.Device, "cpu": fmt.Sprintf("cpu%d", idx)})
}
}
func expectCpuAsFields(m *testutil.Accumulator, t *testing.T, measurement string, irq IRQ) {
fields := map[string]interface{}{}
total := int64(0)
for idx, count := range irq.Cpus {
fields[fmt.Sprintf("cpu%d", idx)] = count
total += count
}
fields["total"] = total
m.AssertContainsTaggedFields(t, measurement, fields, map[string]string{"irq": irq.ID, "type": irq.Type, "device": irq.Device})
}
func setup(t *testing.T, irqString string, cpuAsTags bool) (*testutil.Accumulator, []IRQ) {
f := bytes.NewBufferString(irqString)
irqs, err := parseInterrupts(f)
require.Equal(t, nil, err)
require.NotEqual(t, 0, len(irqs))
acc := new(testutil.Accumulator)
reportMetrics("soft_interrupts", irqs, acc, cpuAsTags)
return acc, irqs
}
// =====================================================================================
// Soft interrupts
// =====================================================================================
const softIrqsString = ` CPU0 CPU1
0: 134 0 IO-APIC-edge timer
1: 7 3 IO-APIC-edge i8042
NMI: 0 0 Non-maskable interrupts
LOC: 2338608687 2334309625 Local timer interrupts
MIS: 0
NET_RX: 867028 225
TASKLET: 205 0`
var softIrqsExpectedArgs = []IRQ{
{ID: "0", Type: "IO-APIC-edge", Device: "timer", Cpus: []int64{134, 0}},
{ID: "1", Type: "IO-APIC-edge", Device: "i8042", Cpus: []int64{7, 3}},
{ID: "NMI", Type: "Non-maskable interrupts", Cpus: []int64{0, 0}},
{ID: "MIS", Cpus: []int64{0}},
{ID: "NET_RX", Cpus: []int64{867028, 225}},
{ID: "TASKLET", Cpus: []int64{205, 0}},
}
func TestCpuAsTagsSoftIrqs(t *testing.T) {
acc, irqs := setup(t, softIrqsString, true)
reportMetrics("soft_interrupts", irqs, acc, true)
for _, irq := range softIrqsExpectedArgs {
expectCpuAsTags(acc, t, "soft_interrupts", irq)
}
}
func TestCpuAsFieldsSoftIrqs(t *testing.T) {
acc, irqs := setup(t, softIrqsString, false)
reportMetrics("soft_interrupts", irqs, acc, false)
for _, irq := range softIrqsExpectedArgs {
expectCpuAsFields(acc, t, "soft_interrupts", irq)
}
}
// =====================================================================================
// HW interrupts, tests #4470
// =====================================================================================
const hwIrqsString = ` CPU0 CPU1 CPU2 CPU3
16: 0 0 0 0 bcm2836-timer 0 Edge arch_timer
17: 127224250 118424219 127224437 117885416 bcm2836-timer 1 Edge arch_timer
21: 0 0 0 0 bcm2836-pmu 9 Edge arm-pmu
23: 1549514 0 0 0 ARMCTRL-level 1 Edge 3f00b880.mailbox
24: 2 0 0 0 ARMCTRL-level 2 Edge VCHIQ doorbell
46: 0 0 0 0 ARMCTRL-level 48 Edge bcm2708_fb dma
48: 0 0 0 0 ARMCTRL-level 50 Edge DMA IRQ
50: 0 0 0 0 ARMCTRL-level 52 Edge DMA IRQ
51: 208 0 0 0 ARMCTRL-level 53 Edge DMA IRQ
54: 883002 0 0 0 ARMCTRL-level 56 Edge DMA IRQ
59: 0 0 0 0 ARMCTRL-level 61 Edge bcm2835-auxirq
62: 521451447 0 0 0 ARMCTRL-level 64 Edge dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1
86: 857597 0 0 0 ARMCTRL-level 88 Edge mmc0
87: 4938 0 0 0 ARMCTRL-level 89 Edge uart-pl011
92: 5669 0 0 0 ARMCTRL-level 94 Edge mmc1
FIQ: usb_fiq
IPI0: 0 0 0 0 CPU wakeup interrupts
IPI1: 0 0 0 0 Timer broadcast interrupts
IPI2: 23564958 23464876 23531165 23040826 Rescheduling interrupts
IPI3: 148438 639704 644266 588150 Function call interrupts
IPI4: 0 0 0 0 CPU stop interrupts
IPI5: 4348149 1843985 3819457 1822877 IRQ work interrupts
IPI6: 0 0 0 0 completion interrupts`
var hwIrqsExpectedArgs = []IRQ{
{ID: "16", Type: "bcm2836-timer", Device: "0 Edge arch_timer", Cpus: []int64{0, 0, 0, 0}},
{ID: "17", Type: "bcm2836-timer", Device: "1 Edge arch_timer", Cpus: []int64{127224250, 118424219, 127224437, 117885416}},
{ID: "21", Type: "bcm2836-pmu", Device: "9 Edge arm-pmu", Cpus: []int64{0, 0, 0, 0}},
{ID: "23", Type: "ARMCTRL-level", Device: "1 Edge 3f00b880.mailbox", Cpus: []int64{1549514, 0, 0, 0}},
{ID: "24", Type: "ARMCTRL-level", Device: "2 Edge VCHIQ doorbell", Cpus: []int64{2, 0, 0, 0}},
{ID: "46", Type: "ARMCTRL-level", Device: "48 Edge bcm2708_fb dma", Cpus: []int64{0, 0, 0, 0}},
{ID: "48", Type: "ARMCTRL-level", Device: "50 Edge DMA IRQ", Cpus: []int64{0, 0, 0, 0}},
{ID: "50", Type: "ARMCTRL-level", Device: "52 Edge DMA IRQ", Cpus: []int64{0, 0, 0, 0}},
{ID: "51", Type: "ARMCTRL-level", Device: "53 Edge DMA IRQ", Cpus: []int64{208, 0, 0, 0}},
{ID: "54", Type: "ARMCTRL-level", Device: "56 Edge DMA IRQ", Cpus: []int64{883002, 0, 0, 0}},
{ID: "59", Type: "ARMCTRL-level", Device: "61 Edge bcm2835-auxirq", Cpus: []int64{0, 0, 0, 0}},
{ID: "62", Type: "ARMCTRL-level", Device: "64 Edge dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1", Cpus: []int64{521451447, 0, 0, 0}},
{ID: "86", Type: "ARMCTRL-level", Device: "88 Edge mmc0", Cpus: []int64{857597, 0, 0, 0}},
{ID: "87", Type: "ARMCTRL-level", Device: "89 Edge uart-pl011", Cpus: []int64{4938, 0, 0, 0}},
{ID: "92", Type: "ARMCTRL-level", Device: "94 Edge mmc1", Cpus: []int64{5669, 0, 0, 0}},
{ID: "IPI0", Type: "CPU wakeup interrupts", Cpus: []int64{0, 0, 0, 0}},
{ID: "IPI1", Type: "Timer broadcast interrupts", Cpus: []int64{0, 0, 0, 0}},
{ID: "IPI2", Type: "Rescheduling interrupts", Cpus: []int64{23564958, 23464876, 23531165, 23040826}},
{ID: "IPI3", Type: "Function call interrupts", Cpus: []int64{148438, 639704, 644266, 588150}},
{ID: "IPI4", Type: "CPU stop interrupts", Cpus: []int64{0, 0, 0, 0}},
{ID: "IPI5", Type: "IRQ work interrupts", Cpus: []int64{4348149, 1843985, 3819457, 1822877}},
{ID: "IPI6", Type: "completion interrupts", Cpus: []int64{0, 0, 0, 0}},
}
func TestCpuAsTagsHwIrqs(t *testing.T) {
acc, irqs := setup(t, hwIrqsString, true)
reportMetrics("interrupts", irqs, acc, true)
for _, irq := range hwIrqsExpectedArgs {
expectCpuAsTags(acc, t, "interrupts", irq)
}
}
func TestCpuAsFieldsHwIrqs(t *testing.T) {
acc, irqs := setup(t, hwIrqsString, false)
reportMetrics("interrupts", irqs, acc, false)
for _, irq := range hwIrqsExpectedArgs {
expectCpuAsFields(acc, t, "interrupts", irq)
}
}