7.1RのISOファイルが公開されているのでとりあえず落としてきてESXiにインストールしてみた。

同じ構成の仮想マシンを2つ用意して7.0と7.1をインストールしてsysbenchを走らせてみたんだけど、ちょっと気になる結果が出たので貼っておきます。

7.1はスレッドの結果が7.0に比べて3倍くらい高いなー。ちなみに環境は物理的にはPentium D 2.8GHz/4GB それぞれの仮想マシンは仮想CPU1コアと、256MBのメモリを割り当ててあります。

freebsd70# sysbench –test=cpu run

sysbench v0.4.8:  multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Doing CPU performance benchmark
Threads started!
Done.
Maximum prime number checked in CPU test: 10000
Test execution summary:
total time:                          44.1824s
total number of events:              10000
total time taken by event execution: 43.9577
per-request statistics:
min:                            0.0040s
avg:                            0.0044s
max:                            0.0127s
approx.  95 percentile:         0.0048s
Threads fairness:
events (avg/stddev):           10000.0000/0.00
execution time (avg/stddev):   43.9577/0.00

freebsd70# sysbench –test=threads run

sysbench v0.4.8:  multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Doing thread subsystem performance test
Thread yields per test: 1000 Locks used: 8
Threads started!
Done.
Test execution summary:
total time:                          191.4933s
total number of events:              10000
total time taken by event execution: 191.2651
per-request statistics:
min:                            0.0182s
avg:                            0.0191s
max:                            0.0694s
approx.  95 percentile:         0.0212s
Threads fairness:
events (avg/stddev):           10000.0000/0.00
execution time (avg/stddev):   191.2651/0.00

freebsd71# sysbench –test=cpu run

sysbench v0.4.8:  multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Doing CPU performance benchmark
Threads started!
Done.
Maximum prime number checked in CPU test: 10000
Test execution summary:
total time:                          42.7779s
total number of events:              10000
total time taken by event execution: 42.6996
per-request statistics:
min:                            0.0036s
avg:                            0.0043s
max:                            0.0111s
approx.  95 percentile:         0.0046s
Threads fairness:
events (avg/stddev):           10000.0000/0.00
execution time (avg/stddev):   42.6996/0.00

freebsd71# sysbench –test=threads run

sysbench v0.4.8:  multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Doing thread subsystem performance test
Thread yields per test: 1000 Locks used: 8
Threads started!
Done.
Test execution summary:
total time:                          65.2895s
total number of events:              10000
total time taken by event execution: 65.2114
per-request statistics:
min:                            0.0061s
avg:                            0.0065s
max:                            0.0260s
approx.  95 percentile:         0.0070s
Threads fairness:
events (avg/stddev):           10000.0000/0.00
execution time (avg/stddev):   65.2114/0.00