我對比了一下自已的台式機,在 linux 下確實比 windows 下響很多,當然windows下讀寫資料時也響相較之下要小一點。
查了很多資料終於找到了一個命令
hdparm
,它可以設定很多和硬碟相關的參數,硬碟響聲也可以。
命令的說明如下:
Usage: hdparm [options] [device] ..
Options:
-a get/set fs readahead
-A get/set the drive look-ahead flag (0/1)
-b get/set bus state (0 == off, 1 == on, 2 == tristate)
-B set Advanced Power Management setting (1-255)
-c get/set IDE 32-bit IO setting
-C check drive power mode status
-d get/set using_dma flag
-D enable/disable drive defect management
-E set cd/dvd drive speed
-f flush buffer cache for device on exit
-F flush drive write cache
-g display drive geometry
-h display terse usage information
-H read temperature from drive (Hitachi only)
-i display drive identification
-I detailed/current information directly from drive
-k get/set keep_settings_over_reset flag (0/1)
-K set drive keep_features_over_reset flag (0/1)
-L set drive doorlock (0/1) (removable harddisks only)
-M get/set acoustic management (0-254, 128: quiet, 254: fast) “可以設定聲音 ,linux 下居然這也能設定,如果只用windows 永遠也不知道還有這回事啦
-m get/set multiple sector count
. 省略.........
sudo hdparm -M128 /dev/sda
設定後效果明顯好轉,其它參數有待於再研究了。。
由此看來,這聲音還有助於發現硬碟讀寫狀況,和硬碟指示燈功能差不多了。