#!/bin/bash
for ((i=1; i<16; i++)); do
sysbench cpu run --cpu-max-prime=10000 --threads=4 --time=60 > ${i}.sysbench
done
sb_result=sysbench_result
touch ${sb_result}
for ((i=1; i<16; i++)); do
cat ${i}.sysbench |grep second|awk -F ':' '{print $2}'|sed 's/ //g' >>${sb_result}
done
这里，计算10000之内的素数，使用4个线程cpu，运行时间60秒，连续运行16次。我只取了每秒处理event的数量作为对比。
每次完整输出如下：
sysbench 1.0.9 (using system LuaJIT 2.0.4)
Running the test with following options:
Number of threads: 4
Initializing random number generator from current time
Prime numbers limit: 10000
Initializing worker threads...
Threads started!
CPU speed:
events per second: 3407.83
General statistics:
total time: 60.0010s
total number of events: 204480
Latency (ms):
min: 1.16
avg: 1.17
max: 5.19
95th percentile: 1.18
sum: 239863.00
Threads fairness:
events (avg/stddev): 51120.0000/32.89
execution time (avg/stddev): 59.9657/0.00
跑完脚本，数据如下：
3409.49 3410.44 3410.96 3410.67 3410.14 3409.88 3409.03 3407.83 3412.97 3412.47 3410.60 3410.94 3410.71 3410.86 3409.40