Update README.md

Author: walkor

README.md

@@ -289,87 +289,7 @@ Worker::runAll();
 Documentation:[https://github.com/walkor/workerman-manual](https://github.com/walkor/workerman-manual/blob/master/english/src/SUMMARY.md)
 
 # Benchmarks
-```
-CPU:      Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz and 4 processors totally
-Memory:   8G
-OS:       Ubuntu 14.04 LTS
-Software: ab
-PHP:      5.5.9
-```
-
-**Codes**
-```php
-<?php
-use Workerman\Worker;
-
-$worker = new Worker('tcp://0.0.0.0:1234');
-$worker->count = 3;
-$worker->onMessage = function ($connection, $data) {
-    $connection->send("HTTP/1.1 200 OK\r\nConnection: keep-alive\r\nServer: workerman\r\nContent-Length: 5\r\n\r\nhello");
-};
-
-Worker::runAll();
-```
-**Result**
-
-```shell
-ab -n1000000 -c100 -k http://127.0.0.1:1234/
-This is ApacheBench, Version 2.3 <$Revision: 1528965 $>
-Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
-Licensed to The Apache Software Foundation, http://www.apache.org/
-
-Benchmarking 127.0.0.1 (be patient)
-Completed 100000 requests
-Completed 200000 requests
-Completed 300000 requests
-Completed 400000 requests
-Completed 500000 requests
-Completed 600000 requests
-Completed 700000 requests
-Completed 800000 requests
-Completed 900000 requests
-Completed 1000000 requests
-Finished 1000000 requests
-
-
-Server Software:        workerman/3.1.4
-Server Hostname:        127.0.0.1
-Server Port:            1234
-
-Document Path:          /
-Document Length:        5 bytes
-
-Concurrency Level:      100
-Time taken for tests:   7.240 seconds
-Complete requests:      1000000
-Failed requests:        0
-Keep-Alive requests:    1000000
-Total transferred:      73000000 bytes
-HTML transferred:       5000000 bytes
-Requests per second:    138124.14 [#/sec] (mean)
-Time per request:       0.724 [ms] (mean)
-Time per request:       0.007 [ms] (mean, across all concurrent requests)
-Transfer rate:          9846.74 [Kbytes/sec] received
-
-Connection Times (ms)
-              min  mean[+/-sd] median   max
-Connect:        0    0   0.0      0       5
-Processing:     0    1   0.2      1       9
-Waiting:        0    1   0.2      1       9
-Total:          0    1   0.2      1       9
-
-Percentage of the requests served within a certain time (ms)
-  50%      1
-  66%      1
-  75%      1
-  80%      1
-  90%      1
-  95%      1
-  98%      1
-  99%      1
- 100%      9 (longest request)
-
-```
+https://www.techempower.com/benchmarks/#section=data-r19&hw=ph&test=plaintext&l=zik073-1r
 
 
 ## Other links with workerman