ショコラ
アパッチの性能をテストするには？
「ab -c ｛同時接続数｝ -n ｛リクエスト数｝ ｛アクセスするURL｝」でキメマス。
もっさん先輩
ab -c ｛同時接続数｝ -n ｛リクエスト数｝ ｛アクセスするURL｝例
ab -c 100 -n 100 https://answorz.com/index.htmlダメなパターンも書いておきます。ドメインだけではダメでした。「/」かパスが必要です。
ab -c 100 -n 100 https://answorz.com↓こちらは abコマンドを実行した結果です。
# ab -c 100 -n 100 https://answorz.com/
This is ApacheBench, Version 2.3 <$Revision: 1879490 $>
Copyright 1996 Adam Twiss, Zeus Technology Ltd, http://www.zeustech.net/
Licensed to The Apache Software Foundation, http://www.apache.org/
Benchmarking answorz.com (be patient).....done
Server Software: nginx
Server Hostname: answorz.com
Server Port: 443
SSL/TLS Protocol: TLSv1.2,ECDHE-RSA-AES128-GCM-SHA256,2048,128
Server Temp Key: X25519 253 bits
TLS Server Name: answorz.com
Document Path: /
Document Length: 190 bytes
Concurrency Level: 100
Time taken for tests: 0.417 seconds
Complete requests: 100
Failed requests: 19
(Connect: 0, Receive: 0, Length: 19, Exceptions: 0)
Non-2xx responses: 81
Total transferred: 1889443 bytes
HTML transferred: 1870075 bytes
Requests per second: 240.06 [#/sec] (mean)
Time per request: 416.563 [ms] (mean)
Time per request: 4.166 [ms] (mean, across all concurrent requests)
Transfer rate: 4429.48 [Kbytes/sec] received
Connection Times (ms)
min mean[+/-sd] median max
Connect: 11 359 48.1 381 384
Processing: 9 34 48.6 10 399
Waiting: 0 26 29.1 9 74
Total: 386 393 5.0 394 409
Percentage of the requests served within a certain time (ms)
50% 394
66% 394
75% 394
80% 394
90% 398
95% 404
98% 404
99% 409
100% 409 (longest request)〔実行結果の説明〕
・Complete requests:100 ←総リクエスト数
・Failed requests:19 ←失敗した数
・Requests per second:240.06 [#/sec] (mean) ←１秒間で処理した数
・Time per request: 4.166 [ms] (mean, across all concurrent requests) ←１リクエストにかかった時間