Re::Monologue

ふと思いついてabの結果を比較してみました。「ab -n 1000 -c 100 *URL*」でphpinfoのページにアクセスしただけ。phpのバージョンは同一ではありません。

Requests per second:    219.22 [#/sec] (mean)
Time per request:       456.156 [ms] (mean)
Time per request:       4.562 [ms] (mean, across all concurrent requests)
Transfer rate:          9028.50 [Kbytes/sec] received

某有料レンタルサーバ(数千円/月)

Requests per second:    186.86 [#/sec] (mean)
Time per request:       535.154 [ms] (mean)
Time per request:       5.352 [ms] (mean, across all concurrent requests)
Transfer rate:          9396.55 [Kbytes/sec] received

某VPS(数千円/月)

Requests per second:    122.10 [#/sec] (mean)
Time per request:       819.022 [ms] (mean)
Time per request:       8.190 [ms] (mean, across all concurrent requests)
Transfer rate:          54.82 [Kbytes/sec] received

某有料レンタルサーバ(数百円/月)

Requests per second:    76.89 [#/sec] (mean)
Time per request:       1300.618 [ms] (mean)
Time per request:       13.006 [ms] (mean, across all concurrent requests)
Transfer rate:          3082.23 [Kbytes/sec] received

自宅サーバ(PenIII-S 1.26GB/MEM1GB)

Requests per second:    34.69 [#/sec] (mean)
Time per request:       2882.670 [ms] (mean)
Time per request:       28.827 [ms] (mean, across all concurrent requests)
Transfer rate:          1747.30 [Kbytes/sec] received

某有料レンタルサーバ(数千円/月)

Requests per second:    13.54 [#/sec] (mean)
Time per request:       7386.160 [ms] (mean)
Time per request:       73.862 [ms] (mean, across all concurrent requests)
Transfer rate:          463.18 [Kbytes/sec] received

某無料レンタルサーバ

ab結果にはVirtualHost数が大きく影響しそうだ、という何の参考にもならない結果に。やはりVPSや自宅鯖はリソースがフルに使えるので有利ですね。