Created
February 10, 2020 21:58
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UDS throughput benchmark (Golang)
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package test | |
import ( | |
"fmt" | |
"net" | |
"os" | |
"testing" | |
"time" | |
) | |
var ( | |
done chan bool | |
msgSize int = 1024 | |
) | |
func read(n net.Listener) { | |
defer n.Close() | |
defer os.Remove("/tmp/uds_test.sock") | |
c, err := n.Accept() | |
if err != nil { | |
panic(err) | |
} | |
buf := make([]byte, msgSize) | |
msgs := int64(1) | |
start := time.Now().UnixNano() | |
for { | |
_, err := c.Read(buf[:]) | |
if err != nil { | |
panic(err) | |
} | |
if msgs%100000 == 0 { | |
sample := time.Now().UnixNano() | |
fmt.Printf("Throughput: %f/sec (%d message size)\n", float64(msgs*int64(time.Second))/float64((sample-start)), msgSize) | |
} | |
msgs++ | |
} | |
} | |
func write() { | |
c, err := net.Dial("unix", "/tmp/uds_test.sock") | |
defer c.Close() | |
buf := make([]byte, msgSize) | |
for { | |
_, err = c.Write(buf) | |
if err != nil { | |
panic(err) | |
} | |
} | |
done <- true | |
} | |
func TestThroughput(t *testing.T) { | |
writers := 2 | |
readers := 2 | |
done = make(chan bool, writers) | |
n, err := net.Listen("unix", "/tmp/uds_test.sock") | |
if err != nil { | |
panic(err) | |
} | |
for i := 0; i < readers; i++ { | |
go read(n) | |
} | |
for i := 0; i < writers; i++ { | |
go write() | |
} | |
<-done | |
} |
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