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參考資源
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安裝
Debian
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1 |
apt-get install hdparm |
CentOS
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1 |
yum install hdparm |
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立即休眠
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1 |
# hdparm -y /dev/sda |
- -y 省電
- -Y 睡眠
似乎都可以，暫時不知道差異
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測速
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1 |
hdparm -tT /dev/sda1 |
WD BLUE 3D NAND SSD (WDS100T2B0A)
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1 2 3 |
/dev/sda1: Timing cached reads: 36702 MB in 2.00 seconds = 18386.03 MB/sec Timing buffered disk reads: 1278 MB in 3.00 seconds = 425.48 MB/sec |
Hicloud SSD
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1 2 3 |
/dev/sda2: Timing cached reads: 17606 MB in 1.99 seconds = 8844.96 MB/sec Timing buffered disk reads: 2238 MB in 3.00 seconds = 745.93 MB/sec |
TOSHIBA MG06ACA800E
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1 2 3 |
/dev/sdc: Timing cached reads: 32940 MB in 2.00 seconds = 16494.02 MB/sec Timing buffered disk reads: 674 MB in 3.00 seconds = 224.37 MB/sec |
TOSHIBA MG06ACA800E 三顆組成的 ZFS RAIDZ-1
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1 2 3 |
/dev/sda2: Timing cached reads: 29950 MB in 1.96 seconds = 15306.77 MB/sec Timing buffered disk reads: 96 MB in 3.69 seconds = 26.02 MB/sec |
ADATA SX8200PNP M.2
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1 2 3 |
/dev/nvme0n1p1: Timing cached reads: 34090 MB in 2.00 seconds = 17069.62 MB/sec Timing buffered disk reads: 7894 MB in 3.00 seconds = 2631.28 MB/sec |
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