yggdrasil-network/yggdrasil-go
1
0
Fork 0
mirror of https://github.com/yggdrasil-network/yggdrasil-go.git synced 2025-04-28 22:25:07 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

Run gofmt -s -w .

Browse source
This commit is contained in:
Neil Alexander 2018-01-04 22:37:51 +00:00
parent ae7b07ae6a
commit b3ebe76b59
45 changed files with 5037 additions and 4288 deletions
Download patch file Download diff file Expand all files Collapse all files

134
misc/tests/pool.go
View file

@ -1,83 +1,89 @@
package main
import "fmt"
//import "net"
import "time"
import "runtime"
import "sync/atomic"
func poolbench() {
nWorkers := runtime.GOMAXPROCS(0)
work := make(chan func(), 1)
workers := make(chan chan<- func(), nWorkers)
makeWorker := func() chan<- func() {
ch := make(chan func())
go func() {
for {
f := <-ch
f()
select {
case workers<-(ch):
default: return
}
}
}()
return ch
}
getWorker := func() chan<- func() {
select {
case ch := <-workers: return ch
default: return makeWorker()
}
}
dispatcher := func() {
for {
w := <-work
ch := getWorker()
ch<-w
}
}
go dispatcher()
var count uint64
const nCounts = 1000000
for idx := 0 ; idx < nCounts ; idx++ {
f := func() { atomic.AddUint64(&count, 1) }
work <- f
}
for atomic.LoadUint64(&count) < nCounts {}
nWorkers := runtime.GOMAXPROCS(0)
work := make(chan func(), 1)
workers := make(chan chan<- func(), nWorkers)
makeWorker := func() chan<- func() {
ch := make(chan func())
go func() {
for {
f := <-ch
f()
select {
case workers <- (ch):
default:
return
}
}
}()
return ch
}
getWorker := func() chan<- func() {
select {
case ch := <-workers:
return ch
default:
return makeWorker()
}
}
dispatcher := func() {
for {
w := <-work
ch := getWorker()
ch <- w
}
}
go dispatcher()
var count uint64
const nCounts = 1000000
for idx := 0; idx < nCounts; idx++ {
f := func() { atomic.AddUint64(&count, 1) }
work <- f
}
for atomic.LoadUint64(&count) < nCounts {
}
}
func normalbench() {
var count uint64
const nCounts = 1000000
ch := make(chan struct{}, 1)
ch<-struct{}{}
for idx := 0 ; idx < nCounts ; idx++ {
f := func() { atomic.AddUint64(&count, 1) }
f()
<-ch
ch<-struct{}{}
}
var count uint64
const nCounts = 1000000
ch := make(chan struct{}, 1)
ch <- struct{}{}
for idx := 0; idx < nCounts; idx++ {
f := func() { atomic.AddUint64(&count, 1) }
f()
<-ch
ch <- struct{}{}
}
}
func gobench() {
var count uint64
const nCounts = 1000000
for idx := 0 ; idx < nCounts ; idx++ {
f := func() { atomic.AddUint64(&count, 1) }
go f()
}
for atomic.LoadUint64(&count) < nCounts {}
var count uint64
const nCounts = 1000000
for idx := 0; idx < nCounts; idx++ {
f := func() { atomic.AddUint64(&count, 1) }
go f()
}
for atomic.LoadUint64(&count) < nCounts {
}
}
func main() {
start := time.Now()
poolbench()
fmt.Println(time.Since(start))
start = time.Now()
normalbench()
fmt.Println(time.Since(start))
start = time.Now()
gobench()
fmt.Println(time.Since(start))
start := time.Now()
poolbench()
fmt.Println(time.Since(start))
start = time.Now()
normalbench()
fmt.Println(time.Since(start))
start = time.Now()
gobench()
fmt.Println(time.Since(start))
}