檢視硬碟讀取速率

（1）測試檢視硬碟讀取速率

[[email protected] ~]# hdparm -t /dev/sda1 

/dev/sda1:

 Timing buffered disk reads: 500 MB in  1.77 seconds = 282.17 MB/sec

（2）測試檢視硬碟讀取速率和轉速

[[email protected] ~]# hdparm -tT /dev/sda1 

/dev/sda1:

 Timing cached reads:   17172 MB in  2.00 seconds = 8599.68 MB/sec

 Timing buffered disk reads: 500 MB in  1.74 seconds = 287.13 MB/sec

[[email protected] ~]# 

截圖：

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原文連結：https://blog.csdn.net/weixin_34004750/article/details/91709630