不同操作平台上mysql的性能对比实验_MySQL
这个文件中包含了不同基准测试的结果。
测试结果后()中的数字表示精确测试中执行的SQL命令的数目。一个测试可以有很多不同的参数,这里只给出一个大致的样子。请查看源码以获得更多的信息。
注意,使用不同--cmp选项的测试结果不能进行对比。--cmp选项根据测试中全部服务器的最差的限制进行设置。
标记了‘+’的数字是根据上一次的运行结果进行估计得出的,因为查询语句的执行超出了给定的时间限制。这个估计和预想中的真实的结果不会相差很远。
标记了‘?’的数字是一个糟糕的结果。它只能用来说明服务器产生这个糟糕结果所花的时间:)
希望这能使你对每种数据库的运行情况有一些认识....
第一列是用秒记数的。其他列都是与第一列相关的。1.00表示相同。更大的数字表示速度更慢。
这是不同平台上mysql的对比的测试结果。测试环境为:
1 mysql-Linux_2.2.1_i686 MySQL 3.22.18
pentiumpro 400mz x2, 256M, SCSI, gcc 2.9 compiled, key_buffer=16M
2 mysql_fast-Linux_2.2.1_i686 MySQL 3.22.18 --fast
pentiumpro 400mz x2, 256M, SCSI, gcc 2.9 compiled, key_buffer=16M
3 mysql-win98 MySQL 3.22.19a
"AMD-K6 350 MHz, 256M memory, key_buffer=16M"
4 mysql_odbc-win98 MySQL 3.22.19a --odbc
5 mysql-NT_4.0 MySQL 3.22.18 gamma
"AMD-K6 350 MHz, 256M memory, key_buffer=16M"
6 mysql-SunOS_5.5.1_sun4u MySQL 3.22.19
UltraSPARC, 2 CPU 200 MHz, 1G mem, key_buffer=8M
7 mysql-SunOS_5.6_sun4m MySQL 3.22.6 alpha
Sparc sun4m, 196M memory

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