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          2. dev

            • 测试磁盘读写速度

              怎样提高系统的性能是所有Linux系统工程师都要思量的问题,尤其对于大数据处置惩罚,不得不思量系统的读写性能。要知道读写性能,前面博客中提到/O性能,可以看到每个I/O的状态,

              2019-05-07