-
Notifications
You must be signed in to change notification settings - Fork 1
/
queue_buffer_benchmark_test.go
106 lines (93 loc) · 2.05 KB
/
queue_buffer_benchmark_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
package flyline
import (
"fmt"
"sync"
"testing"
"time"
)
func TestFlyline_QueueBuffer(t *testing.T) {
N := 1000
var start time.Time
var dur time.Duration
start = time.Now()
benchmarkFlylineQueueBuffer(N, true)
dur = time.Since(start)
fmt.Printf("flyline-queuqbuffer: %d ops in %s (%d/sec)\n", N, dur, int(float64(N)/dur.Seconds()))
start = time.Now()
benchmarkGoChan(N, 100, true)
dur = time.Since(start)
fmt.Printf("go-channel(100): %d ops in %s (%d/sec)\n", N, dur, int(float64(N)/dur.Seconds()))
start = time.Now()
benchmarkGoChan(N, 10, true)
dur = time.Since(start)
fmt.Printf("go-channel(10): %d ops in %s (%d/sec)\n", N, dur, int(float64(N)/dur.Seconds()))
start = time.Now()
benchmarkGoChan(N, 0, true)
dur = time.Since(start)
fmt.Printf("go-channel(0): %d ops in %s (%d/sec)\n", N, dur, int(float64(N)/dur.Seconds()))
}
func benchmarkFlylineQueueBuffer(N int, validate bool) {
buf := NewQueueBuffer()
var wg sync.WaitGroup
wg.Add(1)
go func() {
for i := 0; i < N; i++ {
v, ok := buf.Recv()
//fmt.Println(ok, v)
if !ok {
break
}
vInt := int64(-1)
ValueScan(v, &vInt)
if validate {
if vInt != int64(i) {
panic("out of order")
}
}
}
wg.Done()
}()
for i := 0; i < N; i++ {
buf.Send(int64(i))
}
buf.Close()
wg.Wait()
//buf.Sync(context.Background())
}
func benchmarkGoChan(N, buffered int, validate bool) {
ch := make(chan int64, buffered)
var wg sync.WaitGroup
wg.Add(1)
go func() {
for i := 0; i < N; i++ {
v := <-ch
if validate {
if v != int64(i) {
panic("out of order")
}
}
}
wg.Done()
}()
for i := 0; i < N; i++ {
ch <- int64(i)
}
close(ch)
wg.Wait()
}
func BenchmarkFlyline_QueueBuffer(b *testing.B) {
b.ReportAllocs()
benchmarkFlylineQueueBuffer(b.N, false)
}
func BenchmarkGoChan100(b *testing.B) {
b.ReportAllocs()
benchmarkGoChan(b.N, 100, false)
}
func BenchmarkGoChan10(b *testing.B) {
b.ReportAllocs()
benchmarkGoChan(b.N, 10, false)
}
func BenchmarkGoChanUnbuffered(b *testing.B) {
b.ReportAllocs()
benchmarkGoChan(b.N, 0, false)
}