结合网页http://www.linuxidc.com/Linux/2011-01/31755.htm等整理物理环境内存4G
,CPU4个,动态硬盘120GKVM:硬盘测试瞬间读取速度Timing cached reads: 23668 MB in 2.00 seconds =
11858.17 M...
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其他好文 时间:
2014-07-22 23:10:12
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528
1.消耗CPUSELECT a.CPU_TIME, --CPU时间 百万分之一(微秒)
a.OPTIMIZER_MODE,--优化方式 a.EXECUTIONS,--执行次数 a.DISK_READS,--读盘次数
a.SHARABLE_MEM,--占用shared pool...
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数据库 时间:
2014-05-16 04:07:52
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419
When multiple threads share mutable data, each
thread that reads or writes the data must perform synchronization. Without
synchronization, there is no...
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数据库 时间:
2014-05-01 09:14:25
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506
happens-beforerelation on memory operations
such as reads and writes of shared variables. The results of a write by one
thread are guaranteed to be .....
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移动开发 时间:
2014-04-29 16:38:32
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511