SSD硬盤與7200轉機械硬盤速度對比

1、dd部分 [[email protected] ~]# free -g total used free shared buffers cached Mem: 7 0 6 0 0 0 -/+ buffers/cache: 0 7 Swap: 3 0 3 [[email protected] ~]# ls /dev/sd sda sda1 sda2 sda5 sda6 sda7 sda8 sdb

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